Gebruiksaanwijzing /service van het product 48/50HC04---14 van de fabrikant Carrier
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48/50T C04 - - - 28, 50TCQ04 - - - 12 48/50HC04 - - - 14, 50HCQ04 - - - 12 F actor y Ins talled Optio n R T U --- O P E N Cont rols , St art - - - Up, Ope ratio n and T ro ubles ho ot ing Ins truct io ns T ABLE OF CONTENTS SAFETY CONSIDERA TI ONS 2 ..
2 SAF ETY CONSIDERA TIONS Installa tion a nd servici ng of air-conditioni ng equipm ent can be hazardous due to sy stem press ure and electrical compone nts. Only tra ined a nd qualifi ed service personnel should install, repair , or s ervice air -conditioning equipme nt.
3 C10818 Fig. 1 - - RTU- - OPEN Contr ol Modul e.
4 T able 1 – R TU - -OPEN Input s and O utput s POINT NAME BACnet O BJ ECT NAM E TYPE OF I/ O CON N ECTION P IN NUM BE R (S) DEDICATE D INPUTS Spa ce T emp / Zone T emp zone_tem p AI (10K Thermistor.
5 C10819 Fig. 2 - - T ypical Fac t ory Opt ion W i ri ng.
6 Resi sti ve Non - - Communi c ati ng Senso r Wiri ng For sensor with setpoi nt a djustme nt up t o 500 ft (152m ), use three -conductor shielded c able 20 gauge wire to connec t the sensor to the cont rolle r .
7 J20 1 2 RED BLK RED RED BLK BLK BLK RED BLK RED SENSOR 1 SENSOR 2 SENSOR 3 SENSOR 4 J20 RED BLK RED BLK SENSOR 2 SENSOR 1 RED RED BLK SENSOR 3 SENSOR 4 BLK BLK RED RED RED BLK BLK SENSOR 8 SENSOR 9 .
8 Re lat ive Hum idity Se nsor s (Spac e or Du ct Mou nt ed) The access ory s pace hu midity sen so r or duct humidity sens or is used to measure the relative humidity of the air within th e space or r eturn air du ct. The RH read ing is used to control the Humid i-M izer t option of t he rooftop unit.
9 Relative Humidity Sensor (Polarized Male Connector ) J4-1 or J4-4 + 24 VDC Supply Voltage J4-2 or J4-5 (-) 4 to 20 mA Cu rrent Loop Output to RTU-O PEN 4-20 VAC GND 0-5V mA or or VDC 0-1 0V SPAN ZERO C10839 Fig .
10 C10821 Fig. 10 - - Enthalpy Swi t ch and Se ns or W ir ing Communicati on W iring - - Protocols Gen eral Protocols are the comm unica tion la nguages spoken by control devi ces. T he main purpose of a prot ocol is to communi cate infor mation in the mos t eff icient metho d pos sib le.
11 SW 3 P roto col S electio n PROTOC OL DS8 DS7 DS6 DS5 DS4 DS3 DS2 DS1 BAC ne t MS/T P (Ma ster) Unused OF F OF F OFF ON OFF Select Ba ud Select Ba ud Modb us (Slave) Unused OF F OFF ON ON OFF Selec.
12 C10817 Fig . 14 - - L ON - - OC a n d L ON N etwo rk Wirin g Loc al Access BACvi ew 6 H andhe l d The BA Cview 6 is a ke ypad/di splay inte rface used to conn ect to the R TU- - OPEN to access the contro l informat ion, re ad sensor val ues, and t est the R TU.
13 ST ART- - UP IMP ORT ANT : Follow the base unit’ s start-up sequence docume nted in i ts specifi c instruc tions. Use the base unit’ s start-u p check list w hen per formin g the star t-up . At the e nd of t his ma nual there is an additi onal R TU-OPEN Star t-up S heet to be completed an d includ ed with the base unit check lis t.
14 De humidif icat ion T est For u nits w ith the facto ry Reheat op tion, the dehumidi fica tion re lay i s used t o change the out put status to operate the circu its in dif ferent Reheat modes.
15 V ent Dm pr P os / DCV Mi n Po s – Minimu m damper pos ition fo r ventilatio n durin g the occup ied period Range = 95-150 _ F Defau lt = 120 _ F DC V Max V ent Dam per Pos – This is the gre at.
16 Input 5 - - This input i s a discre te i nput and c an be configured t o be one of six di fferent functi ons: No Fun ction, F ire S hu tdow n, F an S tatus , Filter Statu s, Remote Occupanc y , or Door Contac t. This input can also be config ured to b e either a Nor mally Open ( N/O ) or a Normally Cl osed (N/C) switch.
17 USE RPW This s ubmen u scr een allow s you to ch ange the user password to a four num ber password of c hoice . The User pass w ord ch ange scr een is on ly access ible with th e A d m i n i s t r a t o r P a s s w o r d ( 1111 ) . T h e A D M I N p a s s w o r d will always override t he user password.
18 Cooling The c ompressor outputs are c ontroll ed by the Cooling Control PID Loop and Cool ing Stages Ca paci ty algori thm. They will be us ed to calculate the desired n umber of stag es needed to .
19 If all of the above conditions ar e met, the controller uses a PID logic loop to energize or de - - e nergize heat output s to satis fy the heat deman d.
20 Optimal Star t The R TU- - OP EN may utilize O ptimal Start, w hich adju sts the effecti ve setpoints to achieve the occupie d setpoint s by the time sched uled occu pancy begins. The Op timal Start recovery period ma y begin as e arly a s 4 hours prior to occ upancy .
21 TROUBLESHOOTING General The R TU - - OPEN con troller acts as an intelligent imbedde d therm ostat t o the rooftop unit, but ca n be monitore d and cont rolle d from I - - V u Open (Linka ge) or a 3rd part y network. This c auses the system as a whole to be troubleshot from thre e points of view .
22 C10825 Fig. 16 - - Example M odst at Communica tion LE D’ s The LED’ s indicate i f the control ler is speaking to the devic es on the net work. The LE D’ s should re flec t communi cat ion tra ffic based on the baud rate set. The higher the baud rat e the more soli d the LED’ s will a ppear .
23 T a ble 4 – RTU- - OPEN Alarms POINT NAME BACn et Obj ect NAM E ACTION T AKEN B Y CON TROL RES ET METHOD PROBABLE C AUSE Safe ty Ch ain saf ety_ a larm Imm edi ate S hutdo wn Automa tic Ov er loa.
24 Alarms Alarms are provide d to indi cat e a possible proble m with the c ontrolle r or unit. Ala rms can be checked t hrough a netwo rk and/or the local access device. All alarms are listed in T able 4 with name, object name, action taken by control, reset m ethod, a nd possible cause.
25 The following v alues are related to the Space T emperature alarm: Alarming T emperature – Thi s varia ble di splays the value of the space tem perat ure that is in al arm and i s only vis ible wh en the s pace temp erature i s in an alarm s tate.
26 Air side Linkage Alarm This alarm indicates th at R TU-O P EN was connected to a zoned system c all ed Linkage t and it lost communicatio ns w ith its linkage master or if it receiv es invalid data.
27 APP ENDIX A - - USER INTERF ACE MENUS Field Assistant Navigation Pr operti es Equi pment St at u s Co n f igu r a t ion Unit Conf igurat i on Se tp o in t s A l arm Conf igurat i on S erv ic e Conf.
28 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Standby BAC view Scr een and Login Scr een BAC view M ENU POINT NAME BACnet O BJ ECT VALUE STANDB Y R T U --- O P E N Opera ti ng M ode run_stat us 1.
29 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Status Menus BAC view M ENU POINT NAME BACnet O BJ ECT RANGE FI ELD ASSIST ANT MENU HOME Select fu nctio n b elow Properties/Equipment STA TUS STA TU.
30 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Configuration M enus BAC vie w ME NU POINT NAME BAC ne t OBJECT RAN GE DEF AUL T FI EL D AS S ISTANT ME NU HOME Sele ct func ti on belo w Prope rties.
31 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Configuration Menus (c on’t) BAC vie w ME NU POINT NAM E BAC ne t OBJECT RAN GE DEF AUL T FI EL D AS S ISTANT ME NU HOME Sele ct func ti on belo w .
32 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Configuration Menus (c on’t) BAC vie w ME NU POINT NAME BAC ne t OBJECT RAN GE DEF AUL T FI EL D AS S ISTANT ME NU HOME Sele ct func ti on belo w P.
33 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Configuration Menus (c on’t) BAC vie w ME NU POINT NAME BAC ne t OBJECT RAN GE DEF AUL T FI EL D AS S ISTANT ME NU HOME Sele ct func ti on belo w P.
34 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Maint enance Men u BAC view M ENU POINT N AME BACnet O BJ ECT RANGE FIELD ASSISTAN T MENU HOME Select f un ction below Properties/Equipment MAIN T UN.
35 APP ENDIX A - - USER INTERF ACE MENUS (CON’T) Alarm Me nus BAC view M ENU POINT N AME BACnet O BJ ECT RANGE FIELD AS SIST A NT MENU HOME Select f un ction below Properties/Equipment ALARM CURRENT.
36 APP ENDIX B - - THIRD P AR TY POINTS LIST (IN ALP HABETICAL ORDER) BAC ne t Mod bus N2 LO N Wo rk s Point Name Read/ Write BACnet Point Name OBJE CT ID Regist er Ty p e Regist er # Network Point Ty.
37 APP ENDIX B - - THIRD P AR TY POINTS LIST ( CON’ T) (IN ALP HABETICAL ORDER) BAC ne t Mod bus N2 LO N Wo rk s Point Name Read/ Write BACnet Point Name OBJE CT ID Regist er Ty p e Regist er # Netw.
38 APP ENDIX B - - THIRD P AR TY POINTS LIST ( CON’ T) (IN ALP HABETICAL ORDER) BAC ne t Mod bus N2 LO N Wo rk s Point Name Read/ Write BACnet Point Name OBJE CT ID Regist er Ty p e Regist er # Netw.
39 APP ENDIX B - - THIRD P AR TY POINTS LIST ( CON’ T) (IN ALP HABETICAL ORDER) BAC ne t Mod bus N2 LO N Wo rk s Point Name Read/ Write BACnet Point Name OBJE CT ID Regist er Ty p e Regist er # Netw.
40 APP ENDIX B - - THIRD P AR TY POINTS LIST ( CON’ T) (IN ALP HABETICAL ORDER) BAC ne t Mod bus N2 LO N Wo rk s Point Name Read/ Write BACnet Point Name OBJE CT ID Regist er Ty p e Regist er # Netw.
41 RT U - - O P E N S T A RT - - U P S H E E T RTU Model Number: Date: RTU Serial Num ber: Per f or m ed b y : RTU - - - OPEN Software Vers ion: Com pany : Protocol and Boad R ate: Network Add ress: C.
42 CONFIGURA TI ON POINTS (CON’T) BAC view MENU POINT N AME BACn et OBJECT RANGE DEFA UL T ENTRY HOME Select f un ction below CONFI G C O N FIGURATIO N UNIT UN IT C ON FIGUR ATIO N Fa n M od e fan_m.
43 CONFIGURA TI ON POINTS (CON’T) BAC view MENU POINT N AME BACn et OBJECT RANGE DEFA UL T ENTRY HOME Select f un ction below CONFI G C O N FIGURATIO N INP UT INP UT CON FI GUR A TI ON Input 1 F unc.
44 CONFIGURA TI ON POINTS (CON’T) BAC view MENU POINT N AME BACn et OBJECT RANGE DEFA UL T ENTRY HOME Select f un ction below CONFI G C O N FIGURATIO N SERVIC E SERVICE CONFIGU RA TION Unit T y p e .
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