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OMB-NETSCAN Ethernet /Internet -Based Data Logging & Control Instrument User’s Guide p/n OMB-1035-0901 Rev 1. 0.
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© 1998 by IOtec h, Inc . Novem ber 1998 Pri nt ed in the Unit ed S tates of Am erica How T o Use This Manual Chapter 1: Con figur ing and St artin g NetScan pro vide s infor mation t o get your NetS c an system up and running o n the ethernet. Includes softw are installation instructions.
ii NetScan Us er’s Manual T able of Contents 1 Con f i gur i ng and S t ar t i ng Ne t S can Overview……1-1 Inspect Your System ……1-1 Install Software ……1-2 Check and Install Hardw are …… 1-2 Verify Voltage Se tting ……1-2 Verify DIP Swit ch Settin g ……1-2 Install Signal Conditioning Car d(s ) ….
NetScan Us er ’ s Manual iii 6 C a li b r a ti o n Introduction …… 6-1 Calibration Setup …… 6-1 Non-Volatile Storage of Calibration Constants …… 6-2 Hardware Protected RA M …… 6-2 Sc.
iv NetScan Us er ’ s Manual.
NetScan Us er’s M anual , 11-16-98 Configuring and S tarting Net Scan 1-1 Configuring and Starting NetScan 1 Overview…… 1-1 Inspect You r System…… 1-1 Check and Install Hard ware…… 1-2 V.
1-2 Configuring and St arting Net S c an NetScan Us er ’ s Manual Check and Install Hardware Depending on y our order, your NetScan unit m ay n ot require all the steps under this heading. If a step does not apply to you r unit, sim ply go on to the nex t one.
NetScan Us er ’ s Manual Configuring and St arting Net S c an 1-3 Install Signal Conditioning Card(s) Signal conditioning cards are pre-installed per customer order. However, if y ou need to install a sign al conditioning card, or CSN/Relay card, perform the followin g steps.
1-4 Configuring and St arting Net S c an NetScan Us er ’ s Manual Setup for Ethernet Operation Complete Hardw a re Setup for Ethernet Operation If you want to operate your NetScan unit independent of (not-connected to) the ethernet, refer to Chapter 7 for serial operation.
NetScan Us er ’ s Manual Configuring and St arting Net S c an 1-5 If you ob ser ve a configuration er ror , perf orm an error status qu ery (s ee E? in Appendix A). If you obs erve any other type of error condition, make n ote of the error and contact your service representative.
1-6 Configuring and St arting Net S c an NetScan Us er ’ s Manual If you or d ere d Char tVie w Plus, you must enter the re gistra tion I D number a s it ap pe a rs on your ChartView Plus Registration Sheet. Otherw ise, press Next and continue to follow the screen prompts.
NetScan Us er ’ s Manual Configuring and St arting Net S c an 1-7 NetScan Configuration Utility, Ste p 3 You will receive a “ >>Communications Error<< ” if the NetScan Configurat io n Utility fails to communicate with NetScan. Likely causes are: 1) Wrong COMM Port select ed in t he utility (step1 ) .
1-8 Configuring and St arting Net S c an NetScan Us er ’ s Manual NetScan and TCP/IP Addressing Protocol The NetScan uses TCP/ IP (Transport Con trol Protocol/I nternet Protocol) for com m un ications over th e ethernet. You can access NetScan dev ices from virtu ally any w here in the w orld since the World Wide Web uses this s am e protocol.
NetScan Us er ’ s Manual Configuring and St arting Net S c an 1-9 Configuration There are four basic ne twork scenarios th at pertain to NetScan ethern et operation. Note that proper TCP/IP configur ati o n is ext r emely impor t ant, a nd you must ob tain T CP /IP ad dr essing p a ramete rs b e for e config uring th e protocol.
1-10 Configuring and St arting Net S c an NetScan Us er ’ s Manual 3) Private LAN Setup with Multiple Ne tworks Private LAN with Multiple Ne tworks In mu ltiple-netw ork scenarios, tw o or more networks con nect to a comm on gatew ay v ia ethernet hubs.
NetScan Us er ’ s Manual Configuring and St arting Net S c an 1-11 The following f igure and table identify pin locations for outputs, inputs, and grounds associated with the DB5 0 co nnect or . Outp ut s 1 thr ough 3 2 ar e typica lly used fo r al a rms 1 thr ough 3 2 , r e spe c tively.
1-12 Configuring and St arting Net S c an NetScan Us er ’ s Manual − Notes.
NetScan Us er’s M anual , 11-16-98 2-1 ChartV iew NET Quick Start and T utorial 2 Overview ……2-1 ChartViewNET, Basic Co ncepts ……2-1 Configuration Files …… 2-1 Understanding Groups, Char.
2-2 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual ChartView uses Chartvw.cvw as a default configuration file. This file m aintains a location for ChartView confi gur ati o n info r .
NetScan Us er ’ s Manual ChartView Quic k St art and Tutori al 2-3 Three Ways of Using ChartViewNet You can u se ChartViewNET to: • chart and monitor specific chan nels w ith no acquisition of dat.
2-4 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual ChartView M ain Window ChartView M ain Wi ndow Control Options = Mouse, = Arrow Keypads , = PageUp/PageDown Keypads 1 Group Se lect.
NetScan Us er ’ s Manual ChartView Quic k St art and Tutori al 2-5 Once ChartView has a co nfigura tion fi le, you c an star t the p ro gram quic kly using the Wi ndo ws Run dia log box. Before execu ting this comm and [by clicking on the OK box] s pecify a configu ration file as a comm and line param eter.
2-6 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual • ChartView Anal og M e t er s • ChartView Digital Meters • ChartView Bar Graph Meters The meter- type data display s, along with the charts, can be on y our compu ter screen at the s ame tim e.
NetScan Us er ’ s Manual ChartView Quic k St art and Tutori al 2-7 2. Configure Chart Setup ◊ (4) On the Select In terface box, sh ow n in step 1, click “ OK.
2-8 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual Note: Once you r chart setup is com plete you can alw ays go back an d edit the setup. For the purpose of our tutorial, complete the followin g steps. Note that these steps are catered to ChartView Plus .
NetScan Us er ’ s Manual ChartView Quic k St art and Tutori al 2-9 ChartView Toolbar Refere nce 3. Configure Channels & A larms Config ure chann els and alarm s as follow s. ◊ (14) On ChartView ’ s Main Window , click on Setup in the pull- dow n m enu row .
2-10 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual 4. Configur e Acqui sition. ◊ (18) Click on the Acquisition Setup tab (see previous figure). An Acquisition Configu ration dialog box app ear s. The box can be in either of tw o modes – (1) Norma l , or (2) High-speed, single channel .
NetScan Us er ’ s Manual ChartView Quic k St art and Tutori al 2-11 Acquisition Setup Parame ter Options Event Conf iguration Trigger: Set a trigger sc an in the A c quisit ion by us i ng one of the fol l owi ng: Key board - Use Cons ol e Tri gger di al og box to st art tri gger s can.
2-12 ChartView Quic k St art and Tutori al NetScan Us er ’ s Manual 6. [Optional]. Save Configuration File. Although the upd a ted Chartvw.cvw file w ill automatically save upon Exit, there may be times wh en you wan t to manu ally initiate a sav e.
NetScan Us er’s M anual , 11-9-98 General Inf orm at ion and Speci f icat i ons 3-1 General Information and Specifications 3 &$ 87, 21 If equipm ent is used in any m a nner not specified in this manual, or if specification lim its are exceeded, the function of the equipm ent, as w ell as the protection provided by it, may be im paired.
3-2 General Inform at i on and S pecif i c ations NetScan Us er ’ s Manual Although Ne tSca n can ac quir e te mpe rat ur e r e adi ngs at a r ate of 147 channels /sec, y o u may also program th e unit to acquire data at specified tim e intervals usin g the hh:mm:ss.
NetScan Us er ’ s Manual General Inform at i on and S pecif i c ations 3-3 Software and Hardw are Software ChartViewNE T PostView ScanCal CIMSc an (optional) ScanServ er (optional) 16-Channel Signal.
3-4 General Inform at i on and S pecif i c ations NetScan Us er ’ s Manual Min channel c onfigurat i on 16 channels Max channel c onfigurat i on 128 channels General Instal lation Category: • CE: Category 2 for Lin e Vo ltage Input termin al. All other termin als are Category 1.
NetScan Us er ’ s Manual General Inform at i on and S pecif i c ations 3-5 Scan In terval: • Absolute tim e between scans ( hh:mm:ss.t ); mi n = 00:00:00.0, ma x = 99:59:59.9. Note: Speci fy ing a v alue of 00:00:00.0 res ults i n no delay between channel scans.
3-6 General Inform at i on and S pecif i c ations NetScan Us er ’ s Manual Digital I/O Interface & Alarms Instal lation Category: • CE: Category 1. Numb er of Digit a l Inputs: • 8 bits, LS-TTL compatible. Num ber of Digital Outputs: • 32 bits, T TL level compatible.
NetScan Us er ’ s Manual General Inform at i on and S pecif i c ations 3-7 Calibration Calibration m ust be completed periodically to ensure equipm ent is accurate, and can be perform ed manu ally, or w ith the us e of ScanCal .
3-8 General Inform at i on and S pecif i c ations NetScan Us er ’ s Manual − Notes.
NetScan Us er’s Manual 11-13-98 Chart V iew Software Referenc e 4-1 ChartV iew Softw are Reference 4 ChartView , ChartView Plus, ChartView NET, and ChartView NET Plus Overview ……4-1 Groups, Char.
4-2 ChartView Soft ware Reference NetScan Us er ’ s Manual Groups, Charts, & Channels When startin g the program with n o configu ration file presen t (see Chapter 2 if necessary ), a feature called Char t Setup Wizard is automatically activated to assist you w ith your display setup.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-3 Some of the data acquisition scenarios pertaining to ChartView are as f ollows : Four Bas i c Dat a Ac q ui s i t i on Sc enar i os 4) Upl .
4-4 ChartView Soft ware Reference NetScan Us er ’ s Manual Main Window While using th is chapter, refer to the Main Window fig ure and its associated control op tio n table as needed.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-5 ChartView Main Window and Control Options = Mouse, = Arrow Keypads , = PageUp/PageDow n Keypads Note: The bulleted list on page 4-4 relates to thi s table.
4-6 ChartView Soft ware Reference NetScan Us er ’ s Manual Channel Information Region Channels can return v alues in units of ° C, ° F, ° K, ° R, mV , V, or user defined units (if the mX + b option is used). With exception of mX + b user defined -units, units d epe nd o n the co nfigura tio n and t ype of signa l conditioning card used.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-7 Units/div - The units in units/div (18) can be ° C, ° F, ° K, ° R, m V, or V. The division referenced is on e vertical grid. In th e example above for C hannel 1, each vertical grid increm ent represents 10.
4-8 ChartView Soft ware Reference NetScan Us er ’ s Manual Main Window T oolbar Each item in the toolbar, with ex ception of Group Select (1), is r ep resented by an indiv idual button icon. Toolb a r -related functions can also be activated from pull- down m enus (discussed later).
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-9 Display Configuration The Display Conf iguration button accesses a Displ ay Configur ation Setup dialog box.
4-10 ChartView Soft ware Reference NetScan Us er ’ s Manual Display C onfiguration Setup Dialog Box with an Existing Configur ation Note: When a chart contain s overlapping channels [and the chann e.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-11 Adjusting Channel Se tup for Channel 1 ChartView and ChartView Plus data channels can operate in one of two m odes: Units Full Scale or, Units/Div. The mode is selected by radio button. Units Full Scale .
4-12 ChartView Soft ware Reference NetScan Us er ’ s Manual Manually Creating a Display For Cha rtView Plus users, if you plan to h ave a chart setup that is not w eighted evenly , i.e., different num bers of chann els per chart and dif ferent num bers of charts per group, you m ay w ant to m anual ly setup your chart display from scratch, i.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-13 (4a) Automati c ally add groups to the s et up . Ent er the num ber of groups and c hart s desired by us ing the c urs or and typing in the val ue, or by using t he pul l -down arrows ( τ ) and maki ng t he appropriate s el ec tions ; then cl i c k on the Create Groups but ton.
4-14 ChartView Soft ware Reference NetScan Us er ’ s Manual 9. Choose ch annels f o r the selected chart. With ChartView Plus, you can select up to four overlapping ch annels per chart. With the basi c ChartView program, y ou are limited to one ch annel per chart.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-15 Channel Configuration The “ Channel Co nfigura t i on ” button brin gs up the Se tup Win dow wi th one of three “ tabbed ” dialog boxes displayed: Acquisition Setup (page 4-33), Channel & A larm Setup (page 4-33), or Data Destination (page 4-39).
4-16 ChartView Soft ware Reference NetScan Us er ’ s Manual Print Charts The Print Charts button activates a screen print of ChartView ’s main window .
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-17 File Menu Note When Cha rtView is started for the very f irst time there is n o default channel config uration file. In this case a Chart View Startup di alog box appears , providin g y ou w ith the fol low ing f o ur choices: Retry, Select Device, Load Fil e, and Exit Progr am .
4-18 ChartView Soft ware Reference NetScan Us er ’ s Manual Display config. Allows you to: Open a previously s aved displ ay c onfigurat i on f ile, s ave the current display c onfigurati on file, or save the c urrent dis pl ay confi gurat ion fil e i n a di f ferent locati on (or under a di f ferent f i l e nam e).
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-19 Options Option Set t ings inc ludes t hree s eparate dialog boxes, ac cess ible by tabs , as i ndi c ated in the following sc reen captures .
4-20 ChartView Soft ware Reference NetScan Us er ’ s Manual A cquisition (continued) Automatic Keyboard Trigger on Auto Re-arm This feat ure works i n c onjunct i on with K ey board Triggering when Auto Re-arm is bei ng used. Aut o Re-arm i s disc ussed on page 4-39.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-21 Comman d Characters This area cont ains t wo fiel ds for entering c om m and charac ters, one f or row setting and one f or colum n setti ng.
4-22 ChartView Soft ware Reference NetScan Us er ’ s Manual Upload Av ailable Scans (Ctrl + U) (manual control) Enables ChartView to ac c ess devi ce m emory f or all sc ans c urrent ly available. This f unc tion only upl oads scans t hat are current ly available.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-23 Device … I nterface Setup IEEE 488 The IEEE 488 Setup dialog box appears. Valid address es are 0 t o 30. DIP switch set t i ngs mus t agree with this setup. For Chart S c an, an IEEE 488 interf ace card is required f or us e of IEEE 488 interf ace.
4-24 ChartView Soft ware Reference NetScan Us er ’ s Manual Network Network brings up the Network I nt erface S et tings di al og box. A val i d regi s trati on num ber m ust be ent ered (1 st screen bel ow) to gain ac cess to the Chart View ’ s Network Int erface s upport feat ure.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-25 From the Alarm configu ration d ialog bo x, y ou can de fine the in formation that w ill be saved in th e log file.
4-26 ChartView Soft ware Reference NetScan Us er ’ s Manual Log Enable (Ctrl+A ) Once an alarm log fil e exist s, l og enabl e c an be used to ac tivat e t he l oggi ng process ; or to di s able an active l og. A chec k-m ark ( ) preceding Log Enable indi c ates t hat the log i s act ive.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-27 Setup Channels & Alarms Ctrl+L Access es the Set up W indow for confi guri ng c hannels and al arm s. From the channels & alarm s dialog box, you can s el ec t the A c quisit ion Set up and Dat a Destinat i on di al og boxes.
4-28 ChartView Soft ware Reference NetScan Us er ’ s Manual Bar Graph Meters Selec t i ng Bar Gra ph Me ter s fr om ChartView ’s Wi ndo w pull -d own menu brings up the B ar G rap h wi ndow. This w indow display s several channels in bar graph format.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-29 A na l og Meters Selecting A nalog Meters from ChartView ’s Window pull-dow n men u brings u p the Analog Meters wi ndow . This wi ndow displays s everal chann els in a dial/gag e format.
4-30 ChartView Soft ware Reference NetScan Us er ’ s Manual Digital Meters Selecting Digital Meters f rom ChartView ’s Window p ull-down m e nu brings up the Digital Meters win d ow to display several chan nels in num eric format. To activate the display, select the Start button from the toolbar.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-31 Meter Toolbars The toolbar s for the three m eter types are identical, w ith exception that the Digital Meters toolbar does not have a Reset Peak Hold b utton (item C in the follow ing figu re).
4-32 ChartView Soft ware Reference NetScan Us er ’ s Manual Meters Configuration Menu A m eters co nfiguration m enu (low er left corner of figure) w ill appear when y ou place the mouse pointer over a m eter and click the righ t-han d mou se button.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-33 Configure M eter Setting s, Function Descriptions Functi on Description 1 Select Chan nel Se lect a ne w channel f or displ ay. T he sele cted channel w ill repl ace the one cur rentl y seen in the me ter.
4-34 ChartView Soft ware Reference NetScan Us er ’ s Manual Channel and A larm Setup Dialog Box Message and Pul l-Down Li st A spects Colum n Message List * 1 CH N/A --- 2 On ENABLE or DISABLE 3 3 R.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-35 Channel Configuration Columns 1) Chann el (CH) This column serves only as a channel n um ber indicator. The chann el num ber cannot be changed from this column. 2) On The On colum n allows y ou to enable a channel f o r data collection.
4-36 ChartView Soft ware Reference NetScan Us er ’ s Manual Note: When using a channel as a reference ch annel, remem b er that lower nu mbered ch annels are calculated ahead of h igher n um bered chann els, e.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-37 The mode i s selected f rom the low er left-h and portion of th e dialog box . The follow ing fig ure represents a s creen capture w ith normal m ode selected. Acquisit ion Setup Dialog Box, N ormal Mode The following f igure dep icts co mponents of an acquisition.
4-38 ChartView Soft ware Reference NetScan Us er ’ s Manual Acquisiti on Setup Dialog Box, Hi gh-Speed, Single-Channel M ode Acquisition Setup Parameter Options Event Configurat ion Trigger: Set a trigger sc an in the A c quisit ion by using one of the fol l owing: Key board - Use Cons ole Trigger dialog box to s t art trigger s c an.
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-39 Data Destination Dialog B ox Data Destination The Data Destination portion of the box is used to assign a filenam e and folder lo cation for data, select an Excel or binary format ( .TXT or .
4-40 ChartView Soft ware Reference NetScan Us er ’ s Manual Auto Re-arm allow s you to choose one of th e followin g three options: • capture one trig ger block (def ault, Au to Re-arm disabled) .
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-41 Chart Setup Wizard Reference Note: For very first tim e start-up of ChartView and a program tutorial (that inclu des a first time u se of the C hart Setup Wiz a rd ) refer to Chapt er 2. Introduction Chart Setup Wi zard is a f eature of ChartView , ChartView Plus an d PostView .
4-42 ChartView Soft ware Reference NetScan Us er ’ s Manual A Manual Chart C reation, Create C harts button allows y ou to bypass the Char t Setup W izard an d enter a manual mode. Thi s o pti on makes use o f ChartView ’s Display Conf iguration feature (ref erence page 4-9).
NetScan Us er ’ s Manual ChartView Soft ware Reference 4-43 It is a simple task to create chart display conf igurations usin g the autom a tic method. T he following steps apply to this feature of C hart Setup W izard . 1. Select Wi zard from the Chart pu ll-dow n m enu of ChartView ’s main win dow.
4-44 ChartView Soft ware Reference NetScan Us er ’ s Manual − Notes.
NetScan Us er’s Manual, 11- 06-98 PostView 5-1 PostV i ew 5 Introduction ……5-2 Starting PostView ……5- 3 Toolbar ……5-4 Channel Information Region ……5-5 Me nu Items ……5-6 Understan.
5-2 PostV iew NetScan Us er ’ s Manual Introduction PostView is an indepen dent program that allow s you to view wav eforms recorded by v arious data acquisition programs. A s the data file is being created, a descriptor file used by PostView is also created.
NetScan Us er ’ s Manual, 11- 06-98 PostView 5-3 Starting PostV iew The main w ays of starting PostView are: 1) Open Post View directly f rom th e Windows Explorer, Des ktop Icon, or S tart Ru n brow se feature (on desktop).
5-4 PostV iew NetScan Us er ’ s Manual Note: Chart Setup Wizard can be started from the File pull- down m enu. Chart Setup Wizard ’ s use in PostView is disc usse d on page - 7 . T oolbar The follow ing table ex plains PostView toolbar item s, wh ile the n ext page begin s a descript ion of Pos tView Menu item s.
NetScan Us er ’ s Manual, 11- 06-98 PostView 5-5 Channel Infor m ati on Regi on By clic ki ng on the up o r do wn arro ws ( σ , or τ ) by the chan nel selection box (item 11), y ou can select one chann el (of a m axim um of 4 ov erlapping chan nels) that w ere assign ed to that chart.
5-6 PostV iew NetScan Us er ’ s Manual Menu Items File Open Opens a data fi l e c reated by the dat a acquis i t ion program . Post V iew automat i c ally detects whether the fil e c ontains ASCII or binary data. Print Prints the pres ent Pos tView window.
NetScan Us er ’ s Manual, 11- 06-98 PostView 5-7 Understanding Gr oups, Char ts, and Channel s As indic a ted in the fi gure o n pa ge -3, when no d isp l ay configur ati o n file i s found , P ostV i ew ope ns t he Chart Setup Wi zard to assist y ou in creating a display f ile.
5-8 PostV iew NetScan Us er ’ s Manual A Manual Chart C reation, Create Cha rts b utton allows you to bypass the Chart Set up Wiz ard and enter a manual edi t ing mode. T hi s o pt i o n makes use o f P ost V iew ’ s Display Conf iguration feature (discussed in the following Display Configura tio n section).
NetScan Us er ’ s Manual, 11- 06-98 PostView 5-9 It is a simple task to create a chart display conf iguration using the autom atic method. The followin g steps apply to this feature of Chart Set up Wiz ard .
5-10 PostV iew NetScan Us er ’ s Manual Editing a Display Display C onfiguration Setup Dialog Box with an Existing Configur ation To explain editing a conf iguration, we m ake use of an exam ple in w hich ass umes you w ant to edit Chart 1. In the follow ing fi gure, Chart 1 w as highligh ted by clicking on it with the m ouse cursor.
NetScan Us er ’ s Manual, 11- 06-98 Post View 5-11 Another va ria t i on o f t he Disp l a y Configura t i on Set up bo x app ear s when you highlight a c ha nnel. I n the follow ing figu re, Channe l 1 (of Chart 1, Grou p 1) was selected, resultin g in a new screen im age.
5-12 PostV iew NetScan Us er ’ s Manual Manually Creating a Display Note: This meth od of creating a display can only be accessed from the Chart Set up Wiz ard . It cannot be accessed if PostView is using an ex isting display configuration file. Unlike editing a display , as just describ ed , this method inv olves creating a display from scratch.
NetScan Us er ’ s Manual, 11- 06-98 Post View 5-13 Adding a Chart to Gr oup 1 3. Chan ge th e num ber of charts per g roup if des ired. 4. Chan ge the group n ame if des ired. 5. Click on a group to see th e chart(s) assi gned to the g roup. In the abov e example there is on e group with one chart.
5-14 PostV iew NetScan Us er ’ s Manual Note: You ca n remove c hannels b y highlighting a c hannel( s) in t he Selec t Channel s b ox, and t he n clicki ng on the Re move but t o n. I n the p r evio us figure , CH7 ( in the se lec t b ox) is highli ght e d.
NetScan Us er ’ s Manual, 11- 06-98 Post View 5-15 PostV iew Timebase PostView autom atically detects and displays th e data file timebase along the X- axis at the botto m of the PostView w indow . The timebase can be displayed as relative time or as absolute time in the f ormat: 00:00:00.
5-16 PostV iew NetScan Us er ’ s Manual It is possible for the data acq uisition program to create files containing multiple tim ebases, p re-trigger, post- trigger, an d post-stop data.
NetScan Us er’s Manual, 11-16-98 Calibration 6 -1 Calibration 6 Introduction ……6-1 Calibration Setup ……6 -1 Non-Volatile Storage of Calibration Constants …… 6-2 Hardware Protected RAM .
6-2 Calibration NetSc an Us er ’ s Manual &$ 87, 21 The digital voltm eter (or digital multim eter) used to verify calibration voltage accuracy m ust m eet the follow ing criteria: 1) Minim um Re soluti on: 6-1/2 digi ts 2) Minim um DC Accu racy: 0.
NetScan Us er ’ s Manual Calibration 6-3 &$ 87, 21 Unless you are sett ing main unit calibration consta nts or cha ng ing the passw ord, the calibration mode should be disabled. The calibration m ode applies to m ain unit calib ration, and n ot to the calibration of signal condition ing cards.
6-4 Calibration NetSc an Us er ’ s Manual Using ScanCal To use ScanCal, simply follow the f our steps listed under the word Instruction s in ScanCal ’ s Main Wi ndow . The steps are repeated bel ow, al ong w ith the proper t ool icon an d equivalent pu ll-dow n m enu opt ion.
NetScan Us er ’ s Manual Calibration 6-5 System Inventory 2. Select the Inventory icon f rom the toolbar to generate a list of items that m ake up your scan ning system . 3. Select the item s you w ish to calibrate. Calibration 4. Select the Calibration icon from the toolbar to initiate the autom atic calibration pro cess.
6-6 Calibration NetSc an Us er ’ s Manual Calib ration o f Main Unit Offset Calibration of Main Unit Required Equipm ent - Shorting bar, or 3 l i nk ed banana plugs (s ee following figure) - Calibra.
NetScan Us er ’ s Manual Calibration 6-7 1. Ensure the m ain unit is powered “ OFF, ” and h as no pow er sources connected to it. 2. If a signal conditioning card is in slot #1 o f the chassis, remove the card. 3. Install Calibration Card into Slo t #1 (b o ttom slot) of the main unit.
6-8 Calibration NetSc an Us er ’ s Manual Gain Calibration of Main Unit Required Equipm ent* - Volts DC Cal ibrator - 22-2 Twisted pairs (t o c onnect c alibrator t o c alibrati on c ard) - Digita l.
NetScan Us er ’ s Manual Calibration 6-9 1. Connect HI, LO, -S , and +S lines from th e precision calibrato r to the binding posts of the calibration card, as indicated in th e figu re above. 2. Apply - 4 .4 VDC (minus 4.4 VDC) from th e calibrator to the calibr a tio n card.
6-10 Calibration NetSc an Us er ’ s Manual Calibr ati on of Signal Condi tioning Car ds Offset Calibration of Cards Required Equipm ent - BNC Short f or CS N14/LV/ B cards, see note - Term i nal Typ.
NetScan Us er ’ s Manual Calibration 6-11 1. If the calibration passw ord has not been chan ged, enter K12345 . If the passw ord has been ch anged, enter the K com mand and the cu rrent password. This en ables the calibration m ode. 2. Ty pe U2X to verify calibratio n mode.
6-12 Calibration NetSc an Us er ’ s Manual Gain Calibration of Low Volts Cards Required Equipm ent* - Volts DC Cal ibrator - 22-2 Twisted pairs (t o c onnect c alibrator t o c alibrati on c ard) - B.
NetScan Us er ’ s Manual Calibration 6-13 1. Connect an applicable calibration harness to each card. R efer to fig ure below..
6-14 Calibration NetSc an Us er ’ s Manual 2. Apply calibration voltage from the precision calibrator to the firs t chann el of each card (see f ollowi ng table), and verify w ith a digital mu ltimeter. Requirem ents for bo th devices are specified in Required Equipment .
NetScan Us er ’ s Manual Calibration 6-15 Gain Calibration of High Volts Cards Required Equipm ent* - Volts DC Cal ibrator - 22-2 Twisted pairs (t o c onnect c alibrator t o c alibrati on c ard) - B.
6-16 Calibration NetSc an Us er ’ s Manual 2. Apply calibration voltage from the precision calibrator to th e first channel of each CSN14/HV/S card (see followin g table), and verify with a digital m ultim eter. Requirements for both devices are specified in Required Equipm ent .
NetScan Us er ’ s Manual Calibration 6-17 Cold Junction Calibration Required Equipm ent Equipm ent for CJC Calib ra tion Cold (ice) c el l for cal i brat ion with therm ocouples at 0 °C T/C wire an.
6-18 Calibration NetSc an Us er ’ s Manual &$ 87, 21 The m ain unit (cha ssis) and T/C cards must be calibrated f o r offset a nd gain prior to calibrating the T/C cards for cold junction.
NetScan Us er ’ s Manual Calibration 6-19 4. Ty pe U2X to verify calibratio n mode. U128 should appear, indicating the u nit is in calibration mode. 5. Enter comm ands similar to those in the first tw o co lumns in the f ollowing table. This exam p le is for a T/C card in sl ot #1, and a Ty pe 3 ( “T” type) therm ocouple.
6-20 Calibration NetSc an Us er ’ s Manual.
NetScan Us er’s Manual, 11-17-98 7-1 Hardw are 7 Overview ……7-1 Front Panel ……7-1 Rear Panel ……7-2 Power Aspects ……7- 3 Changing the Voltage Setting …… 7-3 Replacing the AC Pow e.
7-2 NetScan Us er ’ s Manual Rear Panel NetScan ’ s rear pan el contains s everal items , including a set of LEDs f o r status indication. The LED indicators are described in the following table. Oth er rear pa nel items are listed in a separate table following the illu str ation.
Hardware 7-3 Ethernet Interface, secti on of Rear P anel LED Indicators Acti vi t y - ON when data is being s ent or received through t he internet . Link - ON when the NetSc an unit has a s olid connec tion t o t he internet . Ethernet - ON when the ethernet interf ac e is enabled and f uncti oni ng properl y.
7-4 NetScan Us er ’ s Manual 4. As i ndicated in the figu re, press dow n on the sw itch to ch ange t he sett ing f rom 115VAC t o 230VAC. To change th e setting f rom 230 to 115VAC , you mu st press up on t he sw itch. 5. Replace NetScan ’ s cover plate and secu re w ith screw s.
Hardware 7-5 NetScan provides th ree options f or expanding t he stan dard 256 KB of m em ory to 1 MB (C SN/MEM1), 4 MB (CSN/MEM4), or 8 MB (CSN/MEM8).
7-6 NetScan Us er ’ s Manual Calibration Memory Write Enable/Disable NetScan ’ s constant s for chassis calibration and the calibratio n pa ssword are sto r ed by NetScan in Non-Volatile RA M (NV-RA M).
Hardware 7-7 Configuring RS-232/422 Parameters &$ 87, 21 The RS-232/ 422 interface is on ly to be used for s erial comm unications. C able length should not exceed 50 feet (15 m eters). Note: The DIP switch is read only wh en power is applied to NetScan , and for that reas on mu st be set before apply ing power.
7-8 NetScan Us er ’ s Manual Configuration Settings on R ear Panel DIP Switch Micro- Label Setting Descripti on switch # 1 COM M SELEC T 0 Selects seria l communicatio n 1 Not applic abl e t o NetSc.
Hardware 7-9 NetScan to PC Connection (RS-232) DB9 M ale Pin & Signal Cable Wiring DB9 Female Pin & Signal 2 RxD- ⇐ 3 TxD - 3 TxD - ⇒ 2 RxD - 5 GND ⇔ 5 GND 7 RTS- ⇒ 8 CT S- 8 CTS- ⇐ .
7-10 NetScan Us er ’ s Manual Digital I/O Lin es NetScan has eight digital input lines and thirty -two digital output lines available on a rear panel DB-50 connector.
Hardware 7-11 External TTL BNC Connector s NetScan ’ s rear pan el provides tw o external trigger BNC con nectors. The BNC TT L Scan outpu t is used f o r syn chronizing equipm ent w ith NetScan. NetScan can be programm ed to tr igger on a rising or falling TTL level.
7-12 NetScan Us er ’ s Manual CSN14/TC/P Thermocouple and Low Volts Card with Subminiature Plugs The CSN14/TC/P card contains 16 dif ferential inpu t channels, each of wh ich m ay be con figured as any thermocouple ty p e or as a milli-volt input. Tem perature values may be r e turned in units of ° C, ° F, ° K, ° R, o r mV.
Hardware 7-13 Digital Filte ring: • Averages 32 sam ples at 50/60 Hz f or l i ne c ycle nois e reject i on (VDC m eas urement s) Voltage Range 2 , Accuracy 3 and Resolution: • ±100 mV ± 0.02% 3. 05 µ V/bit • ± 1 V ± 0.02% 30.5 µ V/bit • ± 5 V ± 0.
7-14 NetScan Us er ’ s Manual CSN14/LV/ (T, B, & S) Low Voltag e Cards There are three version s of low voltage signal con d itioning cards for use w ith NetScan.
Hardware 7-15 CSN14/HV/S High Voltage Card with Safety Jack Connectors The CSN14/HV/S card contains 16 differen tial input chan nels and is f o r use with “ safety jack ” ty pe connectors. Each CSN14/HV/S card is capable of measu r ing analog inpu t signals on any of the follow ing three program mable ranges: ±2.
7-16 NetScan Us er ’ s Manual CSN/Relay Car d (for High-Current Digital-Output) CSN/Relay Car d The high-current digital- o utput CSN/Relay Card allow s you to add relay fu nctions to the first 16 digital outputs. The CSN/Relay card installs into NetScan ’ s slot 1 (bottom card slot).
Hardware 7-17 CSN/Relay Card Specifications Num ber of Channels: • 16 (2 groups of 8 channel s) Relay Contacts (Manufactu rer ’ s Rating s) :* • 8 Am ps, 125-250 VA C Resist ive • 5 Am ps, 30 .
7-18 NetScan Us er ’ s Manual C onne cti ng t h e Expans i on C hassi s t o Net S can M o un ti ng Bl ock (1 o f 4 ) Net Sc an Ri bbo n Cab l e C A -1 54 (Inc l u d e d) C o nn ecto r PH 4 01 ( on bac k si de of Anal o g Bac kpl ane Boa rd) Exp ans i on Cha ss i s Cov er Pl at e S c re w (1 of 2 ) Cov er Pl at e 4.
Hardware 7-19 A utomatic Channel A ssignment Unless the CSN /Rela y car d is use d, Cha nnels 1 t hr ough 6 4 ar e auto maticall y assigne d to N etSc a n, while extend ed channel s 65 thro ugh 128 are assign ed to the expansion chassi s.
7-20 NetScan Us er ’ s Manual Expansion Chassis Specific ations : $5 1, 1* Service must be perform ed by qualified personnel. All t erminals, including the AC line and analog input s, must be disconnected prior to opening NetScan main unit or expa nsio n chassis casing.
Appendices A-i A ppendices Appendix A A PI Commands Appendix B Ethernet A PI Appendix C Configuration A spects for Programmers Appendix D Registers, Data Formats, & Queries Appendi.
A-ii NetScan Us er’ s Manual.
NetScan Us er’s Manual, 11-10-98 A-1 Appendix A API Commands Contents Command Syntax................................................................................................................. A- 2 Case Sensitivity .............................
API Com m and Reference Appendix A A-2 NetScan Us er ’ s Manual Command Syntax Comm ands are identified by the follow ing sy ntax formats: • A sing le letter ( A thr o ugh Z ) • A sing le letter.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 Fixed Formats Any Q ue r y ( ? )c o mmand or Status ( U ) comm and returns a fix ed form at. For instance, an y option that can ran ge up to 65,535 alw ays retu rns five di gits , so zero w ould be retu rned as 00000 .
API Com m and Reference Appendix A A-4 NetScan Us er ’ s Manual The following is a list of all the imm ediate and d e ferre d comm ands for NetScan. Comman d Ty pe @ Trigger On Comm and Deferred *B .
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-5 Deferred Commands, Order of Execution The imm ediate comman ds take eff ect imm ediately w hen they are interpreted. Even so, they must be follow ed by an Execu te ( X ) comm and to terminate th e comm and string f or correct operation.
API Com m and Reference Appendix A A-6 NetScan Us er ’ s Manual Command Summary Comman d Sy ntax Description @ Trigger On Comm and @ Trigger on receipt of an @ . *B Flush Ac qui s ition Buffer *B Flush any data c urrently in the ac quisi t i on buf fer.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-7 Comman d Sy ntax Description D# Set Rela y Ma ke Time D#make Specif y how long to wait after c losing a c hannel relay bef ore reading valid data, where make is the num ber of 520.833 mic rosecond i ntervals .
API Com m and Reference Appendix A A-8 NetScan Us er ’ s Manual Comman d Sy ntax Description L Set Trigger Level Lchan, level, hyst Sets t he level agains t which the tes ting of c hannel readings s hould be perform ed where chan is t he c hannel num ber such t hat 1 < chan < max , where max = 128 for Ne tScan.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-9 Comman d Sy ntax Description R# Read Last Readings R#chans Queries the l as t readings f rom t he HLL Regist ers for spec ified channels.
API Com m and Reference Appendix A A-10 NetScan User ’ s Manual Command Reference The follow ing page s provide the com mand set f or NetScan. For each com man d, the com man d name, the descriptive n ame, and the com mand description are g iven. In turn, the com mand description includes the f ollowin g form at.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-1 1 @ - T rigger On Command TYPE A cquisition EXEC UTION Deferred SYNTAX @ Trigger upon receipt of an @ DESCRI PTIO N The Trigger On ( @.
API Com m and Reference Appendix A A-12 NetScan User ’ s Manual *C - Clear Channel Configuration TYPE Channel EXEC UTION Deferred SYNTAX *C Clear out the channel configuration so that no channels ar.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-1 3 *K - Change Calibration Key w ord TYPE Calibrat ion EXEC UTION Immediat e SYNTAX *Kkey Change the cali brat ion keyword, where key is the k eyword in the form of a 5- digit num ber nnnnn .
API Com m and Reference Appendix A A-14 NetScan User ’ s Manual *R - Pow er-On Reset TYPE Sy stem EXEC UTION Immediat e SYNTAX *R Power-On Reset. E qui val ent to a hardware reset. DESCRI PTIO N The Power-On Reset ( *R ) com m and has the sam e eff ect on t he unit as rem oving and re-appl yi ng power.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-1 5 *T - T ime Stamping TYPE Sy stem EXEC UTION Immediat e SYNTAX *Tstate Specify whether or not tim e st am ping will be enabled.
API Com m and Reference Appendix A A-16 NetScan User ’ s Manual A - A ssign A larm Output TYPE Sy stem EXEC UTION Deferred SYNTAX Achans, output Set alarm condit ion where chans is the c hannel (s ) to ass ign to t he di gi t al output.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-1 7 A# - A larm Stamping TYPE Sy stem EXEC UTION Immediat e SYNTAX A#state Specify whether or not alarm stam ping will be enabled. Valid options f or state are: 0 - Disabl e al arm st ampi ng (def ault), and 1 - E nable alarm stam ping.
API Com m and Reference Appendix A A-18 NetScan User ’ s Manual C - Configure Channels TYPE Channel EXEC UTION Deferred SYNTAX Cchans, type [, [lowsp], [highsp], [hyst] ] Configure the c hannel s for t he m as t er uni t and its s lave units . chans and type are required argument s, while lowsp , highsp and hyst are optional.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-1 9 Note: Sp ecifying a reser ved ty pe w ill cause an error . Note: Si nc e the Confi gure Channel s ( C ) com m and is a def erred c omm and, t he c hannel(s) will not actually be configured unt i l t he Execute ( X ) com m and is proc es sed.
API Com m and Reference Appendix A A-20 NetScan User ’ s Manual EXAM PLE PRINT#1, “ F0,0X ” ‘ Set Data Form at t o E ngineering Unit s , degrees C PRINT#1, “ *CX ” ‘ Clear current c hannel conf i gurat ion PRINT#1,"C1,1,-100.0, 100.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-2 1 D# - Set Relay Make Time TYPE Sy stem EXEC UTION Deferred SYNTAX D#make Specif y how long to wait after c losing a c hannel relay bef ore readi ng val i d data, where make is the num ber of 520.
API Com m and Reference Appendix A A-22 NetScan User ’ s Manual E? - Error Status Query TYPE Sy stem EXEC UTION Immediat e SYNTAX E? Returns pres ent error condit i on of t he unit with one of t he f ollowing error codes: E000 - No error has occ urred.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-2 3 F - Set Data Format TYPE Sy stem EXEC UTION Deferred SYNTAX Fengr, format Configure the input and output f orm ats . engr converts t he raw data t o t he engineering unit s with which you prefer to work.
API Com m and Reference Appendix A A-24 NetScan User ’ s Manual Data Output F o rmats Data Ty pe Engineering Units Binary Counts High Byte / Low By te Low By te / High Byte Temperature xxxx.xx °C xxxx.xx °F xxxx.xx °R xxxx.xx °K H/L L/H ±xxxxx Volts +xx.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-2 5 EXAM PLES PRINT#1, “ F0,0X ” ‘ Set the engi neeri ng uni t s to ° C and reading f ormat to engineering units PRINT#1, “ C1, 1, -100.
API Com m and Reference Appendix A A-26 NetScan User ’ s Manual G - Calibrate Channel Gain TYPE Calibrat ion EXEC UTION Immediat e SYNTAX Gchan, type Calibrate t he c orrecti on gai n c onstant s for gi ven opt i on c ard where chan is the channel num ber suc h that 1 < chan < max , where max = 128 for NetSc an.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-2 7 H - Calibrate Channel Offset TYPE Calibrat ion EXEC UTION Immediat e SYNTAX Hchan Calibrate t he c orrecti on of fset c onst ant s for given opt i on c ard where chan is the channel num ber suc h that 1 < chan < max , where max = 128 for NetSc an.
API Com m and Reference Appendix A A-28 NetScan User ’ s Manual I - Set Scan Interv al TYPE A cquisition EXEC UTION Deferred SYNTAX Inorm, acq Set the t wo configurable s c an intervals of the uni t where norm and acq are the norm al and ac quisit ion sc an i ntervals which have t he form : hh:mm:ss.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-2 9 I# - Digital Input Stamping TYPE Sy stem EXEC UTION Deferred SYNTAX I#state Specify whether or not digital input s t amping will be enabled.
API Com m and Reference Appendix A A-30 NetScan User ’ s Manual J - Calibrate Cold Junction Offset TYPE Calibrat ion EXEC UTION Immediat e SYNTAX Jchan, type, temp Calibrate t he c old-junct ion off.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 1 K - Enter Calibration Mode TYPE Calibrat ion EXEC UTION Immediat e SYNTAX Kkey Enter Cali brat ion Mode if the k eyword (or password) is correc t, where key is the keyword in the f orm of a 5-di gi t number nnnnn .
API Com m and Reference Appendix A A-32 NetScan User ’ s Manual L - Set T rigger Lev el TYPE Channel EXEC UTION Deferred SYNTAX Lchan, level, hyst Sets t he level agains t which the tes ting of c hannel readings s hould be perform ed where chan is t he c hannel num ber s uch that 1 < chan < max , where max = 128 for N etScan.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 3 M# - Set Measuring Mode TYPE Sy stem EXEC UTION Deferred SYNTAX M#mode Specif y m eas uri ng m ode. V al i d options f or mode are: 0 - Line c yc l e integration / high-speed m ulti -c hannel m ode, and 1 - Single c hannel high- speed burst m ode.
API Com m and Reference Appendix A A-34 NetScan User ’ s Manual N - Set Ev ent Mask TYPE Sy stem EXEC UTION Deferred SYNTAX Nmask Directly sets t he Event St at us Enable Register (ESE) where mask i.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 5 O - Set Digital Outputs TYPE Sy stem EXEC UTION Immediat e SYNTAX Obank1, bank2, bank3, bank4 Set any of t he 32 digital out puts (s.
API Com m and Reference Appendix A A-36 NetScan User ’ s Manual P - Program T rigger T imes TYPE Channel EXEC UTION Deferred SYNTAX Pstart, stop Set the t rigger st art and/ or stop t im es for an a.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 7 ? - Query TYPE Sy stem EXEC UTION Immediat e SYNTAX ? Query the present c onfigurat i on or m ode of t he com mand prec eding the ? DESCRI PTIO N Most com m ands have a corres ponding Query ( ? ) com m and form ed by appending a quest i on m ark ( ? ) to the com m and let t er.
API Com m and Reference Appendix A A-38 NetScan User ’ s Manual Q - Set Query T erminator TYPE Sy stem EXEC UTION Deferred SYNTAX Qresp, hll, scan, block, sep Set the query t ermi nat ors with the f.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-3 9 The following table s umm arizes t ermi nat or usage with all pos sible c omm ands i n A S CII m ode (no term inators are used in bi.
API Com m and Reference Appendix A A-40 NetScan User ’ s Manual QC? - Query Card Data TYPE Calibrat ion EXEC UTION Immediat e SYNTAX QC? Read back c ard I D and calibrat ion inform ati on f rom t he card previous l y select ed by the Sel ec t Card ( C# ) com m and.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-4 1 R - Read Buffered Data TYPE Buffer EXEC UTION Immediat e SYNTAX Rtype Read scan dat a f rom the ac quisi t i on buf fer where type is the t ype of dat a request being m ade.
API Com m and Reference Appendix A A-42 NetScan User ’ s Manual R# - Read Last Readings TYPE Sy stem EXEC UTION Immediat e SYNTAX R#chans Queries the l as t readings f rom t he HLL Regi s ters f or speci f ied channels .
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-4 3 T - Set T rigger Configuration TYPE A cquisition EXEC UTION Deferred SYNTAX Tstart, stop, re-arm , sync Configure an acqui s ition o.
API Com m and Reference Appendix A A-44 NetScan User ’ s Manual start defines t he event that i s to tak e place in order f or the unit t o begin acquiri ng scans . This event is referred to as t he Start Tri gger. W hen the uni t has recogni zed t hat a St art Trigger has been enc ount ered, it will begin acquiring sc ans at that point .
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-4 5 U - User Status TYPE Sy stem EXEC UTION Immediat e SYNTAX Ureq Request inf ormat i on about various i nt ernal c onditi ons of the u.
API Com m and Reference Appendix A A-46 NetScan User ’ s Manual Contents of Calibrati on S tatus Regist er (CS R) U3 : Query the current syst em s et t ings. Thi s com mand res ponds with the equi val ent of the f ol l owing: F?I?L?P?Q?S?T?Y? U4 : Reads the c urrent High/ Low/Las t data for al l c onfigured c hannel s .
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-4 7 • Stop Scan Point er : This fi el d repres ents t he locat i on i n t he current read bl oc k that the st op event occurred. This pointer will always be relative to the trigger point with the trigger point always oriented at locati on 0 .
API Com m and Reference Appendix A A-48 NetScan User ’ s Manual U17 : This c omm and com putes and returns t he root m ean s quare (RMS) value of t he l as t com plet ed burs t m ode acquisi tion. U18 : Queries t he ac quisi t i on s tates and various s ys tem flags.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-4 9 V - Set User T erminator TYPE Sy stem EXEC UTION Deferred SYNTAX Vval Set the User Term inat or value to any c harac ter whose num eri c value (AS CI I value) val is i n t he range 0 to 255 .
API Com m and Reference Appendix A A-50 NetScan User ’ s Manual X - Execute TYPE Sy stem EXEC UTION Immediate SYNTAX X Execute preceding com m and stri ng. DESCRI PTIO N Most com m ands are interpret ed and proc essed as they are recei ved but are not executed unt i l t he E xecute ( X ) com m and is i s sued.
Appendix A API Com m and Reference NetScan Us er ’ s Manual A-5 1 Y - Set Counts, or Select Blocks TYPE A cquisition EXEC UTION Deferred SYNTAX Ypre,post, stop W hen in Normal mode of data ac quisit ion, s et acquis i t ion count s where pre is the pre-t ri gger c ount, post i s the post -trigger c ount and stop is the post-s t op c ount.
API Com m and Reference Appendix A A-52 NetScan User ’ s Manual − Notes.
Appendix B Ethernet API Re fer ence Overview NetScan software provi des an ethern et API that allows users to wri te program s. Support con sists of t wo files , NPCI_WIN.DL L for 16-bi t wi ndows devel opers, and NPCI_W3V .DLL for 32-bit w i ndo ws dev elopers.
nIOLock Function : int nIOLock (long ses sio n, s hor t iotype, short channel, s hort lock); Parameters: Long sessio n The session ha nd le of t he NetSc a n Short ioty pe Al ways a 9 Short port The serial port bein g locked (1 f or the netscan, 0 for the AUX port) Short lock 0 to unlock, 1 to lock Returns: 0 if successful, error code if not.
nSerialReceive Function: int nSERIALReceive (long session, short port, un si gned short flush, long timeou t, short t erminat or, short l ength , char FAR *dat a, short FA R * xlength, unsigned s hort FAR *status); Parameters: Long sessio n The session handle o f the NetS can Short port The port bein g read from.
nSerialSend Function: int nSERIALSen d (long se ssion, sh ort port, unsig ned short fl ush, long ti meout, short t erminat or, short l ength , char FAR *dat a, short FA R * xlength, unsigned s hort FAR *status); Parameters: Long session The sessio n hand le of the Ne tS can Short port The port being read f ro m.
NetScan Us er’s M anual , 11-11-98 C-1 Appendix C Configuration Aspects for Programmers Reference Note: If you are not f amiliar w ith pro gramm ing you w ill pr o bably gain m o r e understanding of the program-related portions of this appendix by first rev iewin g Appendix A, API C ommands .
Configurati on A s pects for Program m ers Appendix C C-2 NetScan Us er ’ s Manual Memory A llocation Each NetScan com es equipped w ith 256 KB mem ory. There are three options for additional m emory: 1 Mby te, 4 Mbyt es, and 8 Mby tes. The mem ory m odules are l ocated in SIMM s ockets JP201 an d/or JP202 on th e mi croprocessor board.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-3 Measuring Modes Overv iew You can select eith er of two scan ning m odes for NetScan, 1) N ormal mode or 2) Hi gh-speed, single channel mode .
Configurati on A s pects for Program m ers Appendix C C-4 NetScan Us er ’ s Manual Normal Mode NetScan has the ability to reject noise re sulting from A C line pick-up w hen an Aver age weight se ttin g of 16 or more m easurements per line cycle is used.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-5 High-Speed, Single-Channel Mode The High-speed, singl e-channel mode , also kn own as burst mode , is used for post-acquisition w aveform analy sis of A C and DC v oltages.
Configurati on A s pects for Program m ers Appendix C C-6 NetScan Us er ’ s Manual The rem ainder of t his a ppendix a nd the next, pertaining t o acquisitio n set up, ref er to norma l mo d e acquis itions only. Configurati on Requi rements NetScan do es not sc a n channels on its initia l p ower-up.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-7 Reference Note : If y ou are not familiar w ith pro gramm ing you w ill p r o bably gain m o re unders tandin g of th e program-rel ated portions of this appen dix by first review ing Appendix A, API Commands .
Configurati on A s pects for Program m ers Appendix C C-8 NetScan Us er ’ s Manual CSN14/TC/P Configuring Thermocouple Channels Begi n c onfigur ing inp ut channe l s b y first sp eci fying the c hannel t ype . W hen the CSN 14 / TC / P signa l conditioning m o dule is used, 16 differential therm ocouple inputs are provided.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-9 CSN14/HV/S Configuring High Volts Channels When the CSN14/HV/S signal conditioning m od ule is used, NetScan m easures high v oltages providing a pro grammable r ange p er c hannel.
Configurati on A s pects for Program m ers Appendix C C-10 NetScan Us er ’ s Manual The I comm and is used to set these tw o scan intervals. For ex ample, th e follow ing com mand: I00:00:10.0,00:00:00.1 w ould set the scan interval to once every 10 seconds an d set the post- trigger scan interval to once ev ery 0.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-11 Pre-Trigger State The Pre-Trigger state is define d as the period af ter NetScan has been configu red to collect an acquisition (via the Trigger Configur atio n T comm and), and before th e actual Trigger even t occurs.
Configurati on A s pects for Program m ers Appendix C C-12 NetScan Us er ’ s Manual To enable this functionality y o u must perform the follow ing steps: 1. Set the first parameter of the Counts ( Y ) comm and to -1. If more than one transition cy cle is desired, enable th e Auto- Rearm f lag of the Trigger Conf iguration comm and.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-13 Post-Trigger State The Post-Trigger state is th e period between the occurrence of the trig ger event an d the occurrence of the stop event.
Configurati on A s pects for Program m ers Appendix C C-14 NetScan Us er ’ s Manual In order for an acquisition to take place, the u nit mu st have a trigg er event and can be assign ed a Stop Event. This allows different stim uli to begin and end an acquisition.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-15 T ime Stamping ( *T ) As m entioned in the prev ious section s, the conten ts of each s can contain s one reading for each def ined chann el. Optionally , time st ampin g of each s can can be enabled w ith the *T co mma nd .
Configurati on A s pects for Program m ers Appendix C C-16 NetScan Us er ’ s Manual With Alarm Stam ping: PRINT#1, “ A#1X ” ‘ Enable alarm stamping ‘ Configure and start an acquisition PRINT#1, “ R1X ” ‘ Request the next scan in the buffer LINE INPUT#1, A$ ‘ Retrieve it PRINT A$ ‘ .
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-17 With Digital Input Stamping: PRINT#1, “ I#1X ” ‘ Enable digital input stamping ‘ Configure and start an acquisition PRINT#1, “ R1X ” ‘ Request the next scan in the buffer LINE INPUT#1, A$ ‘ Retrieve it PRINT A$ .
Configurati on A s pects for Program m ers Appendix C C-18 NetScan Us er ’ s Manual Acquisition Buffer , A Description Once scans are read from the buf fer by the controllin g com puter, they are erased from NetScan ’ s buff e r . T he acquisition buffer is a FIFO (First-In First-Out) buff er.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-19 This respons e indicates that the firs t availabl e scan is - 0000076, which is a pre-tri gger scan .
Configurati on A s pects for Program m ers Appendix C C-20 NetScan Us er ’ s Manual Multip le T rigger B locks Thro ugh the Auto-Rearm cap a bility of the NetScan, it is p ossible to cap ture more tha n o ne trigger b lock in the unit ’ s Acquisition Buffer.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-21 Acquisiti on Buffer Inter r ogation Note: In the follow ing sections “ current trigger block ” alw ays refers to the trig ger block that is currently being read .
Configurati on A s pects for Program m ers Appendix C C-22 NetScan Us er ’ s Manual 7 - End Scan Po inter This field represents th e location in the cu rrent trigger block that the end scan occurred. This pointer will alw ays be relative to the trigger point.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-23 The following figures and table illustrate a case in w hich an acquisition has been triggered, the stop event and end scan h ave occurred, and the buf fer contains sev eral trigger blocks.
Configurati on A s pects for Program m ers Appendix C C-24 NetScan Us er ’ s Manual Reading the Acquisi ti on Buffer The three previous sections briefly discussed how th e acquisition buffer m ay be accessed and read. In this section the m ethods by w hich the acquisition buff e r is r ead will be discussed in m o re detail.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-25 The R2 comman d will read the oldest available trigger block in the A cquisition Buffer. For instance, continuin g with the previous exam ple: PRINT#1,"U6X" ‘ Request the current status of the Acquisition Buffer LINE INPUT #1,A$ ‘ Retrieve it.
Configurati on A s pects for Program m ers Appendix C C-26 NetScan Us er ’ s Manual Configuri ng Al arms NetScan can produce an internal event w hen the value of a ch annel is outside of u ser-defined lim its. These “ alarm events ” can be used as trigg er or stop events, or as a stim ulus for TTL-level s ignals on the NetScan back panel.
Appendix C Configurati on A s pects for Program m ers NetScan Us er ’ s Manual C-27 As m entioned above m o re than one chann el can be assig ned to any given outpu t bit. For exam ple, if the followin g statem ent w ere appended to the above example, th en either chann el 2 or channel 3 will set digital outpu t #2.
Configurati on A s pects for Program m ers Appendix C C-28 NetScan Us er ’ s Manual Digital I/O Operatio n As show n in the DB50 p inout in the Installation and Configuration section, the NetScan h as digital I/O pins for eight inputs an d thirty-tw o outputs (see note).
NetScan Us er’s Manual D-1 Appendix D Registers, Data Formats, & Queries Reference Note: If you are not f amiliar w ith pro gramm ing you w ill pr o bably gain m o r e understanding of the program-related portions of this appendix by first rev iewin g Appendix A, API C ommands .
Registers , Data Form ats , & Queries Appendix D D-2 NetScan Us er ’ s Manual Using High/ Low/ Last (HLL) Registers The High/Low /Last (HLL ) registers are an alternative m ethod of getting ch annel data f rom the NetScan . The HLL registers are updated during an acquisition and at the current program med scan rate.
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-3 You can us e the Query T erminator ( Q ) com mand to specify a response term inator betw een each ch annel of th e HLL res ponse. Use th e Format ( F ) com mand to specify the output f ormat of th e HLL Regist ers.
Registers , Data Form ats , & Queries Appendix D D-4 NetScan Us er ’ s Manual Example 3: Exam ple shows h o w to read only the Las t readings . PRINT#1,"F0,0 Q1,1,0,0, 0X" ‘ Set format to ASCII degrees C with ‘ HLL terminator of CR LF/ EOI PRINT#1,"C1-4,1X" ‘ Configure four channel (no setpoints) .
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-5 Example 6: Exam ple 6 show s how to retriev e Last readings f o r a subset of the conf igured channels .
Registers , Data Form ats , & Queries Appendix D D-6 NetScan Us er ’ s Manual Data Output Formats Data Output formats dif fer slightly from data input form ats in that binary f ormats m ay be used for Chann el Data. Channel Data is the only output data which m ay use the binary format (if it is specified).
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-7 Volts The default NetScan system units and resolution are dep endent on the low or high volts range: Low Range Resolution High Range Resolution ±100 mV 3.12 µ V/bit ± 2.
Registers , Data Form ats , & Queries Appendix D D-8 NetScan Us er ’ s Manual Binary Data Format Only High/Low /Last (HLL) register and acquisition output data, m ay be in binary format. Binary form atted data can be output in either hi ghby te/low byte or low byte/high b yte form at.
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-9 Configuri ng Power -Up State The NetScan has an in ternally stored factory default config uration w hich can be recalled at any time.
Registers , Data Form ats , & Queries Appendix D D-10 NetScan Us er ’ s Manual Queries The NetScan provides m any w ays to query the unit for specifi c inform ation. Most comm ands have a correspondin g query com mand w hich respon ds with the conf iguration or m ode of a previous ly executed comm and.
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-11 U Commands and Descripti ons U0 Returns inf ormat ion in the E vent S tatus Regist er. U1 Returns inf ormat ion in the S t atus Regi s ter. U2 Returns inf ormat ion in the Cal i brat ion Stat us Regis ter.
Registers , Data Form ats , & Queries Appendix D D-12 NetScan Us er ’ s Manual Register Chart Status and Event Reporting Registers Command Ty pe Register A ccess Read Wri te Clear CSR Calibratio.
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-13.
Registers , Data Form ats , & Queries Appendix D D-14 NetScan Us er ’ s Manual Calibration Status Register ( U2 Command ) The calibration status register in dicates w hich calibration errors , if any have occurred. The individu al errors are described in the U2 comm and.
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-15 Status By te Register The acquisition device sets the Message Available bit (MAV) in th e Status Byte Register to determin e if data can be read by the controller.
Registers , Data Form ats , & Queries Appendix D D-16 NetScan Us er ’ s Manual Bit Location Description Set, Clear and Descri p ti ve I nformatio n DI01 Alarm Set when the sc anni ng devi c e has sens ed a valid alarm condi t ion. The alarm is cleared when the alarm condit i on no l onger exist s .
Appendix D Registers , Data Form ats , & Queries NetScan Us er ’ s Manual D-17 T rigger Latency Each trigger source has an associated latency . This is the time betw een the actual trigger an d its recognition by the acquisition device.
Registers , Data Form ats , & Queries Appendix D D-18 NetScan Us er ’ s Manual Buffer Overrun With One Trigger Block When only one trigger block is in the buff er, a buffer overrun w ill erase the entire pre-trigger. If the controller was reading pre-trigger data from the buf fer, the next scan read will be the trigger point.
NetScan Us er’s Manual E-1 Appendix E NetScan Program Examples Note As t his m anual goes to press, program exampl es do not ex ist. How ever, program exam ples should be available on the releas e disk in th e EXAMPLES su bdirectory (of the CHA RTVIEW directory).
NetScan Program Ex amples Appendix E E-2 NetScan Us er ’ s Manual.
NetScan Us er’s Manual F-1 Appendix F ASCII Code Summary Decimal Values 00 to 63 – ACG, UCG & LAG Box Items Hexadecimal V al ue $41 65 Decim al Value A (in center) A S CII Charac ter $00 00 $0.
ASCII Code S umm ary Appendix F F-2 NetScan Us er ’ s Manual Decimal Values 64 to 127 – TAG & SCG Box Items Hexadecimal V al ue $41 65 Decim al Value A (in center) A S CII Charac ter $40 64 $4.
A SCII Code Summary Appendix F NetScan Us er ’ s Manual F-3 A SCII Code Details Decimal Values 00 to 31 – ACG & UCG Descriptions A SCI I Control Codes (00 to 31) Dec Name Description 00 Null ( NUL ) Space filler char acter. Used in outpu t timing for some dev ice drivers.
ASCII Code S umm ary Appendix F F-4 NetScan Us er ’ s Manual − Notes.
NetScan Us er’s Manual G-1 Appendix G NetScan Error Messages At initial pow er-up NetScan perf orms a utomatic se lf-tests to e n sure it is fully functional. The re ar panel L EDs indicate errors, if they occur . Possible error c onditions and their corre sponding indica tor light patte rns are shown in th e fol l owing tabl e.
NetScan E rror Messages Appendix G G-2 NetScan Us er ’ s Manual − Notes.
NetScan Us er’s Manual H-1 Appendix H Abbreviations (bull et symbo l) “ and” (e.g. *SC CA ) FCC F eder al Communications Commis sion A/D Anal og- to-Dig ital FF Form Feed (ASCI I Control Code) A.
Abbreviati ons Appendix H H-2 NetScan Us er ’ s Manual − Notes.
NetScan Us er’s Manual Index-1 Index -A- Abbreviations, Appendix H Alarms, 4-24, 4-33, 4-38, C-26, D-16 API Commands, see Appendix A ASCII Code Summary, see Appendix F Auto Re-arm, 4-39, 4-40 -C- Ca.
NetScan Us er ’ s Manual.
WARRANTY/DISCLAIM ER OMEGA ENGINEERING, INC. warrants this unit to be free of defec ts in m aterials and work m anship f or a period of 13 mo nths 13 months 13 months 13 months fr om date of purchase.
TEMPERATURE ; Thermocouple, RTD & Therm istor Probes, Connectors, Panels & Assem blies ; Wire: Thermocouple, RTD & Therm istor ; Calibrators & Ice Point References ; Recorders, Con tro.
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