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MELSEC System Q Progr ammab le Logic Controllers User's Manual De viceNet Master -Sla ve Module QJ71DN91 GX Configurator -DN INDUSTRIAL AUTOMATION MIT SU BI S HI ELE C TRI C MI T SU BI S HI ELE C TRI C Art.
A - 1 A - 1 • SAFETY PRECAUTIONS • (Always read these instruct ions before using this equipment. ) Before using this product, please read t his manual and the relevant manuals introduced in this ma nual carefully and pay full attention t o safety to handle the product correctly.
A - 2 A - 2 [INSTALLATI ON PRECAUTI ONS] ! CAUTION • Use the PLC in an env ironment t hat meets the general specificat ions contain ed in t he CPU User's Manual to use.
A - 3 A - 3 [CAUTIONS ON STA RTUP AND MAINTENANCE] ! DANGER • Alw ays turn off all external power supply phases before touching any terminals. Failure to do this may result in malfunction. • Alw ays turn of all external pow er supply phases before cleaning or tightening the t ermina l screws.
A - 4 A - 4 REVI SION S The manual number is given on the bottom left of the back cover. Pri nt Da te Manual Num ber Revision Dec., 2000 SH (NA)-0 80143- A Firs t Prin ting Jun., 2001 SH (NA)-0 80143-B Addition Section 2 .3, 2.4 Delete Section 2 .2.1, 2.
A - 5 A - 5 INTRODUCT ION Thank you for purc hasing the M ELSEC-Q s eries PLC. Before us ing t he equipm ent. pl ease re ad this m anual caref ull y to develo p full fam iliarit y with th e functi ons and perf ormanc e of the Q s eries PLC you h ave pur chased, s o as to ensure cor rect us e.
A - 6 A - 6 4 SETUP AN D PROC ED URE S BEFO RE OP ERAT ION 4- 1 to 4- 14 4.1 Set up a nd Pr ocedures bef ore O perat ion ...................................................................................... .......... 4- 1 4.1.1 W hen using th e m aster f uncti on .
A - 7 A - 7 7 PROGRA MMING W HEN EXECUTING T HE MAST ER FUNCT ION 7- 1 to 7- 12 7.1 Pr ecaut ions o n Pro gram ming ................................................................................................. ................. 7- 1 7.2 S ystem Configur atio n .
A - 8 A - 8 Conform ation to the EMC Dir ect ive and Lo w Volt age Instr ucti on For deta ils on m ak ing Mitsub ishi PL C confor m to the EMC d irective and l ow vol tage ins tructio n when installin.
A - 9 A - 9 Product Conf ig urati on The f ollowing is a lis t of th e com ponents in th is pro duct c onfigur ation. Model n ame Product name Quantit y QJ71DN91 DeviceN et m aster- slave m odule 1 Te.
1 - 1 1 - 1 MELSEC-Q 1 OVERVIE W 1 1 OVERVIEW This manua l ex plains th e spec if icatio ns and nam e of eac h com pone nt of the QJ71D N91 D evic eNe t mas ter/s lav e modu le, whic h is us ed in com bina tion wit h the MELS EC -Q Series PLC CPU. Ple a se see Device Ne t Sp e ci fic atio n Ma nu al (Rel ea se 2.
1 - 2 1 - 2 MELSEC-Q 1 OVERVIE W 1 (4) W hen the m odule f unct ions as a m aster node of D evice Net, I/O com m unicatio n and m essage com munic ati on with a De viceNet sl ave node a re possi ble. (5) W hen the m odule f unc tions as a m ast er no de of Devic eNet, the m odu le ca n communi ca t e with a maxi mu m of 63 slav e no de s.
2 - 1 2 - 1 MELSEC-Q 2 SYSTEM CONFIGURATION 2 2 SYSTEM CONFIGURATION This chapt er ex pla ins th e s ystem confi gurat ion of De vic eNet. 2.1 Overal l Configur ati on A tot al of 6 4 m odules incl udin g a m aster node , s lave n odes and a m aster/sl ave node can be con necte d.
2 - 2 2 - 2 MELSEC-Q 2 SYSTEM CONFIGURATION 2 (1) Net work specif ication The f ollow ing ex plai ns t he ne twork spec ific atio ns of De viceN et t hat us es th e QJ71D N91. (a) C omm unic ation s pee d The c omm unicat ion s peed can b e sel ected f rom 125k baud , 250k baud , or 500k baud us ing t he m ode s witc h of the QJ 71D N91.
2 - 3 2 - 3 MELSEC-Q 2 SYSTEM CONFIGURATION 2.2 Applicable Sy stems This sect ion d escri bes th e sys tem conf igur atio n for t he Q J71DN 91. (1) Appli cabl e modul e and th e nu mber o f modules t.
2 - 4 2 - 4 MELSEC-Q 2 SYSTEM CONFIGURATION (4) Software packag es suppor ted Corres pond ence b etwe en sys tem s whic h us e QJ7 1DN91s a nd sof twar e pack ages ar e as s how n belo w.
2 - 5 2 - 5 MELSEC-Q 2 SYSTEM CONFIGURATION (2) How to check the GX Configuration-DN software v ers ion The GX Conf igura tor-D N sof tware vers ion c an b e chec ked in GX Dev elo per's "Prod uct inf orm ation" screen .
2 - 6 2 - 6 MELSEC-Q 2 SYSTEM CONFIGURATION 2.5 About Additional Functi on The a dd ed func ti on is de scr i bed bel ow . Function Serial No. Function Outline Reference Section Addition of Each Node Communicat ion Error Status (addresses 01C0 H to 01C3 H /448 to 451) First five digits of serial No.
3 - 1 3 - 1 MELSEC-Q 3 SPECIFICATIONS 3 SPECIFICATIONS 3.1 Performance S peci fications This sect ion ex pla ins th e per form anc e spec ific at ions f or QJ 71D N91, I /O s igna ls f or PLC CP U an d sp e cifi c at io n s for bu ffe r me mory . See t he PLC CPU User's Ma nual t o be used f or the gene ra l spec ific ati ons for QJ71D N91.
3 - 2 3 - 2 MELSEC-Q 3 SPECIFICATIONS 3.2 Functions This sect ion ex pla ins th e func tions of th e QJ 71DN9 1. 3.2.1 Master function (I/O communication f unction) The I/O c om munic atio n func tion ex ecut es t he I/O dat a comm unic atio n wit h each sla ve node.
3 - 3 3 - 3 MELSEC-Q 3 SPECIFICATIONS (2) W hen the se quenc e pro gram is used The f ollowi ng exp lains the I/O c omm unicat ion f unct ion whe n the s equ ence progr am is used.
3 - 4 3 - 4 MELSEC-Q 3 SPECIFICATIONS (3) Overview of each connection ty pe The f ollowi ng exp lains an overv iew of each connec tion type use d dur ing t he I/O communi cation.
3 - 5 3 - 5 MELSEC-Q 3 SPECIFICATIONS (b) Bit strobe As sh own in th e fo llowin g dia gr am, the com m unicati on m etho d b y whic h the com m unicati on with eac h sl ave no de is rep eate d, as descr ibed f rom 1) to 4), is th e bit stro be c omm unicat ion.
3 - 6 3 - 6 MELSEC-Q 3 SPECIFICATIONS (c) Change-of-state As sh own in th e fo llowin g dia gr am, the com m unicati on m etho d tha t execu tes th e com munic ation of [ 1] an d [2] as th e I/O data c ha nges is t he change- of- state c omm unic atio n, an d the c onn ection that uses this comm unic ation is t he cha nge- of-s tate c onnec ti on.
3 - 7 3 - 7 MELSEC-Q 3 SPECIFICATIONS (d) C y clic As sh own in th e fo llowin g dia gr am, the com m unicati on m etho d tha t regul arl y repea ts the com m unicati on of [1] and [2] is the c yclic comm unic ation, and t he c onnec tio n tha t uses this com m unicati on is the cycli c con nec tion .
3 - 8 3 - 8 MELSEC-Q 3 SPECIFICATIONS 3.2.2 Master function ( Messag e communi cati on function) The m ess age com m unicat ion func tion is us ed t o ge t and s et t he at tribu te da ta of a slav e no de .
3 - 9 3 - 9 MELSEC-Q 3 SPECIFICATIONS (2) Setting attributes Attribut e Attribut e PLC CPU QJ71 D N91 Slave n ode (MAC ID) SET Y12 X02 Message communication request 1) 2) Message commun ication comman.
3 - 10 3 - 10 MELSEC-Q 3 SPECIFICATIONS (3) Readi ng the communi cati on err or i nformation PLC CP U QJ 71DN91 Slave node ( MAC ID) SET Y12 X02 FROM Message commu nication re qu es t 1) 2) 5) Message.
3 - 11 3 - 11 MELSEC-Q 3 SPECIFICATIONS 3.2.3 Slave function (I/O commu nication function) The I/O c om munic atio n func tion ex ecut es t he com m unicati on of the I/O da ta with the mas ter node using the pol ling m ethod.
3 - 12 3 - 12 MELSEC-Q 3 SPECIFICATIONS (2) W hen the sequence program i s used The f ollowi ng exp lains the I/O c omm unicat ion f unct ion wh en th e se quenc e progr am is used.
3 - 13 3 - 13 MELSEC-Q 3 SPECIFICATIONS 3.3 I/O Signals for the PLC CPU This sect ion ex pla ins th e inpu t/out put s igna ls for the PLC C PU of the Q J71D N91. 3.3.1 I/O signal list The I /O sign al list fo r the QJ71 DN 91 is show n in Table 3 .2.
3 - 14 3 - 14 MELSEC-Q 3 SPECIFICATIONS 3.3.2 Details of the I/O signals The f ollowi ng d escrib es t he ON/O FF tim ings an d co nditio ns of th e I/O s igna ls. (1) W atc hdog T imer E rror: X0 0 This is tur ned O N when a n err or oc curs in th e QJ 71DN91 .
3 - 15 3 - 15 MELSEC-Q 3 SPECIFICATIONS (b) W hen the a uto st art is se t 1) The mod ul e ready ( X0 F ) is turn ed ON wh en th e pow e r i s tu rn ed ON, and t he pa ram eter c heck is ex ecut ed a utom atica ll y. 2) If the param eter c heck is s uccess ful, the I/O c omm unicat ion st arts and the I/O comm unic ating (X01) is turne d ON .
3 - 16 3 - 16 MELSEC-Q 3 SPECIFICATIONS (3) I/O Communicating : X 01, I/O Communication Req uest: Y11 (when the slave function is used) These s ign als ar e used to s tart t he I/O com munic ation of .
3 - 17 3 - 17 MELSEC-Q 3 SPECIFICATIONS (4) Message Communi cation C ompl etion: X 02, M essag e Communication Er ror Si g nal : X05, M essag e C ommunicati on Request: Y 12 Thes e sign als ar e us ed to ex ecut e th e m essage c omm unic ation.
3 - 18 3 - 18 MELSEC-Q 3 SPECIFICATIONS (5) Master Functi on For Error Set Sig nal : X03, Master Function For Error Rese t Re quest : Y13 Thes e sign als ar e us ed to i ndic ate a n err or wh ile ex ecutin g t he m aster f unct ion and to r eset the error c ode.
3 - 19 3 - 19 MELSEC-Q 3 SPECIFICATIONS (7) Savin g Param ete r To Flash ROM: X06 , Save P aram ete r To Fla sh ROM Compl etion: X 07, Sav e Parameter To Flash ROM Req uest: Y17 (w hen the master func.
3 - 20 3 - 20 MELSEC-Q 3 SPECIFICATIONS POINT (1) E ven if the s ave p aram eter to f lash RO M req uest (Y17) is turne d ON while the I/O com munic at ing (X0 1) is ON, save param eter to flas h RO M com plet ion (X07) is not tur ned ON .
3 - 21 3 - 21 MELSEC-Q 3 SPECIFICATIONS W hen the par am eter ch eck fails : I/O Co mmunica tio n Request (Y11) I/O Communicating (X01) Save Parameter To Flash ROM request (Y17) Save Parameter To Flas.
3 - 22 3 - 22 MELSEC-Q 3 SPECIFICATIONS (9) Slave Functi on For Error Set Si g nal: X08, Sl ave Functi on For Error Reset Request: Y18 Thes e sign als n otif y an err or oc curr ence d ur ing ex ecuti on of the s lave f unct ion and ar e use d to res et the er ror c ode.
3 - 23 3 - 23 MELSEC-Q 3 SPECIFICATIONS (12) Auto Config ur ation Ex ecuting: X14, Auto Configur ati on Compl eti on: X15, Auto Config urati on R eq uest: Y 15 Thes e sign als ar e us ed in order to se arch the s lav e nodes tha t are c onnec ted to the net work an d create par am eters autom atic all y.
3 - 24 3 - 24 MELSEC-Q 3 SPECIFICATIONS 3.4 Buffer Memory The buf fer m em or y transfers data bet ween t he QJ 71DN9 1 and the PLC C PU. The FR OM a nd T O instr uct ions of t he PLC CPU are us ed to rea d an d writ e th e buf fer me mory d at a in th e Q J71 DN9 1.
3 - 25 3 - 25 MELSEC-Q 3 SPECIFICATIONS Table 3.3 Buff er m emor y list ( 2/2) Address Usability Hexadecim al Decimal Item Des cri ptio n Mast er functi on Slave functi on W rite from the PLC CPU allowed? Reference se ction 05FC H 1532 Prese nt Li nk S can Time Displ ays the cu rren t link sca n tim e (modul e: ms).
3 - 26 3 - 26 MELSEC-Q 3 SPECIFICATIONS 3.4.2 Buffer mem or y detai l s This sectio n expla ins the det ails of the buf fer m emor y. (1) Message communication comm and (addresses 0110 H to 011F H /272 to 2 87) Use the TO instr uct ion to writ e the m es sage c omm unicat ion comm and.
3 - 27 3 - 27 MELSEC-Q 3 SPECIFICATIONS (c) T o re ad the c om munic ation error infor mati on of the slave no de 1) Us e the T O i nstruct ion to set the c omm and d ata in the "m essage communi ca tion co mman d" area . 2) Us e the s eque nce program to t urn O N th e mes sage c omm unica tion reques t (Y1 2).
3 - 28 3 - 28 MELSEC-Q 3 SPECIFICATIONS (2) Message communicati on resul t ( addresses 0120 H to 012F H /288 to 303) Once t he pr ocess ing b y th e "m essa ge com m unicat ion c omm and" is.
3 - 29 3 - 29 MELSEC-Q 3 SPECIFICATIONS Table 3.13 Res ult d ata f or o ther m es sage c omm unica tions Buffe r mem or y addr ess (hex adecim al ) Item Descri ptio n 0120 H Command numbe r FE H : Re fe r to De v iceN et Co mmon Serv i ce for .
3 - 30 3 - 30 MELSEC-Q 3 SPECIFICATIONS (c) Reading communication e rror informati on The c omm unicat ion error inf orm ation t hat was re ad is stor ed.
3 - 31 3 - 31 MELSEC-Q 3 SPECIFICATIONS 2) The De vic eNet gener al error co de l ist is sho wn in Tabl e 3. 15. Table 3.15 De viceNet gener al er ror c ode list Erro r code Hexadecim al Decimal Erro .
3 - 32 3 - 32 MELSEC-Q 3 SPECIFICATIONS (4) Master Function C ommunicati on Status ( address 01B0 H /432) The h igher and lower b ytes in dicate the f ol lowing m aster c omm unica tion status : (a) Higher b yte This byte indic ates the I/O com m unicat ion st atus of t he QJ 71DN 91 m aster functi on.
3 - 33 3 - 33 MELSEC-Q 3 SPECIFICATIONS (5) Maste r Functio n Fo r Erro r Inf orma tion (a ddre ss 01B1 H /433) The c omm unicat ion er ror c ode t hat was de tect ed is s tore d.
3 - 34 3 - 34 MELSEC-Q 3 SPECIFICATIONS [Bit O N tim ing] (a) W hen I/O com m unicat ion is star ted 1) If aut omatic star t has not b een s et W hen I /O C om m unic ati on Re quest (Y11) is turne d ON, pa rameter che ck is m ad e.
3 - 35 3 - 35 MELSEC-Q 3 SPECIFICATIONS (10) Each Node C ommu ni cation Er r or Status ( addr esses 1C 0 H to 1C3 H /448 to 451) Thes e addr esses s tore whet her an I/O comm unic ation err or has occ.
3 - 36 3 - 36 MELSEC-Q 3 SPECIFICATIONS (12) Dow n Node D etection D i sabl e Status (addr esses 01C C H to 01CF H /460 to 463) These ad dre sse s set wh et h er or no t the I/ O sign al , "sl av.
3 - 37 3 - 37 MELSEC-Q 3 SPECIFICATIONS Table 3.22 Param eter setti ng data ( 1/2) Buffe r mem or y addr ess (hex adecim al ) Item Descri ptio n 01D4 H to 01D6 H U s e pr ohib i ted — 01D7 H Consta nt scan Spec ifies to make th e link s can time constant .
3 - 38 3 - 38 MELSEC-Q 3 SPECIFICATIONS Table 3.22 Param eter setti ng data ( 2/2) Buffe r mem or y addr ess (hex adecim al ) Item Descri ptio n 0248 H to 024F H 1 5th no de set t ing Same as th e 1st.
3 - 39 3 - 39 MELSEC-Q 3 SPECIFICATIONS POINT (1) Wr ite "0" in the un nec essar y param eter are a when cr eating a param eter. Other wise, an err or m a y occur if th e pre vious data rem ains.
3 - 40 3 - 40 MELSEC-Q 3 SPECIFICATIONS (14) Auto con figur ati on operati on setti ng ( address 03F0h/1008) The au to conf ig uratio n t ype and the m ax imum detec tion n ode num bers ar e set as fol lows: 1) Hi gher byte Sets t he au to conf ig uratio n typ e.
3 - 41 3 - 41 MELSEC-Q 3 SPECIFICATIONS (15) Master Function For IO Addr ess Area (addresses 0500 H to 05FB H /1280 to 1531) The he ad a ddres ses and s izes ( in wor d m odule) of the " inpu t d.
3 - 42 3 - 42 MELSEC-Q 3 SPECIFICATIONS (19) Slave Functi on C ommunicati on Stat us ( addr ess 0600 H /1536) Thes e addr esses indic at e the I/O c omm unica tion s tatus of th e QJ7 1DN9 1 sla ve functi on. T he val ues list ed in T able 3.24 are s tore d acc ord ing to the s tatus of communi cation.
3 - 43 3 - 43 MELSEC-Q 3 SPECIFICATIONS (20) Slave Functi on For Err or Information ( address 060 1 H /1537) The com munic ati on error c ode when th e sla ve funct ion is us ed is stor ed.
3 - 44 3 - 44 MELSEC-Q 3 SPECIFICATIONS (22) Model N ame Di spl ay ( addr esses 0620 H to 0624 H /1568 to 1572) "QJ71 DN9 1" is sto red in AS CII co de .
3 - 45 3 - 45 MELSEC-Q 3 SPECIFICATIONS (25) H/ W Test Item Display Ar ea ( addr ess 062E H /1582) The tes t item num bers curr entl y in oper atio n dur ing t he ha rdwar e t est an d communi ca tion te st ar e sto red .
3 - 46 3 - 46 MELSEC-Q 3 SPECIFICATIONS Table 3.29 Co ntents of com m unicat ion tes t res ult Error cod e Co ntent s Detail ed c onte nts H andli ng m eth od 0001 H N ode n umb er duplic ate e rror There i s anothe r nod e i n th e netw ork whic h has th e same node num be r as the loc al node.
3 - 47 3 - 47 MELSEC-Q 3 SPECIFICATIONS (29) Master Function R eceiv e Data (addresses 0700 H to 07FF H /1792 to 2047) The da ta th at was rece ived f rom each sla ve node is store d. T he da ta ass ignm ent is sh own b elow. T he data is st ored in the wor d boun dar ies of the slav e no des.
3 - 48 3 - 48 MELSEC-Q 3 SPECIFICATIONS (30) Master Function Transmi t D ata (addr esses 0900 H to 09FF H /2304 to 2559) The da ta to be tr ansm itted to eac h sla ve no de is wri tten by t he TO instr uctio n. The da ta ass ignm ent is shown bel ow. The da ta is s tor ed i n the word boun daries of t he s lave nodes.
3 - 49 3 - 49 MELSEC-Q 3 SPECIFICATIONS (31) Slave Functi on R eceiv e D ata ( addresses 0B00 H to 0B3F H /2816 to 2879) The da ta rec eive d from the m aster n ode is st ored. T he da ta of the size that is s et by the "set ti ng area o f th e n u mbe r of slav e fun cti on recept io n by te s" be co mes val id.
3 - 50 3 - 50 MELSEC-Q 3 SPECIFICATIONS 3.5 Communicati on Per formance 3.5.1 Scan time The s can tim e re pres ents the tim e t o wait f or r espo nses f rom all no des after the QJ71D N91 st arts s endi ng req uests in th e po lling or bi t strob e com munic ation .
3 - 51 3 - 51 MELSEC-Q 3 SPECIFICATIONS 3.5.2 Communication cy cl e The c omm unicat ion c ycle is th e tim e inter val bet ween the m oment a poll ing or a bit stro be r eques t is s ent to a s lave node and the m om ent another requ est is se nt to th e sam e nod e.
4 - 1 4 - 1 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4 4 SETUP AND PROCEDURES BEFO RE OPERATION This c hapt er des cribes th e proc edur es up to s ystem star tup us ing th e QJ7 1DN9 1. 4.1 Setup and Procedur es be for e Operati on 4.1.1 When using the master function Start Perform a hardware test (mode 9) .
4 - 2 4 - 2 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4 4.1.2 When using the sl av e function Start Perform a hardware t est (mode 9). Set t o mode 3 to 5 . Use GX Configurator-DN? Set "auto com munication start settings" using GX C onfigurator-DN and load it to the QJ71DN91.
4 - 3 4 - 3 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.1.3 When using both the master function and slav e function Start Perform a hardware t est (mode 9). Set t o mode 0 to 2 . Use GX Configurator-DN? Set "auto communication start settings" using GX Configurator-DN and load it t o the QJ71DN91.
4 - 4 4 - 4 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.2 Loading and Inst al l ation The f ollowi ng sec tio n exp lains the pr ecaut ions when hand ling t he QJ 71DN 91 fr om the time the y are unpac ked un til th e y ar e inst alled .
4 - 5 4 - 5 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.3 Component Nam es and S etti ng s The f ollowi ng sec tio n desc ribes th e com pone nt nam es of the QJ 71 DN91, the meanin gs of th e LED d ispl ays, a nd t he sett ing proc edure of th e switc hes .
4 - 6 4 - 6 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.3.1 Meanings of th e LED di spl ay s The f ollowi ng exp lains the nam es and m eanings of t he LEDs loc ated on t he top surf ace of t he QJ 71DN 91 when t he mod e is set t o 0 t o 8.
4 - 7 4 - 7 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.3.2 Node number setti ng sw it ch The f ollowi ng exp lai ns the nod e num ber se ttin g s witch of the QJ71 DN91 .
4 - 8 4 - 8 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.4 Hardw are Test The har dwar e tes t ch eck s whether or not t he sta ndal one m odul e op erates norm all y. It perform s a ROM c heck , RAM chec k, s elf-lo op tes t, etc. Be sur e to p erf orm the har dwar e test bef ore c onfigur in g a s ystem .
4 - 9 4 - 9 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.5 Connecting the C omm uni cation C abl es to the QJ7 1DN 91 (1) Connecti ng the communi cation cabl es The f ollowi ng exp lains the conn ection m ethod of the comm unica tion cabl es to t he QJ71D N91.
4 - 10 4 - 10 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.6 Communicati on Test The tra nsm iss ion test and rece ptio n test ar e perf orm ed by c onnec tin g the Q J71D N9 1 and ot her D evic eNet dev ices with a c om munic atio n cab le. T here is n o res tricti on on the nod e num ber s ett ing of the c omm unica tion count erpar t.
4 - 11 4 - 11 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.7 Instructions for Connecti ng the N etw o rk Power Supply This sect ion ex pla ins th e ins truc tio ns for conn ect ing th e net work power su ppl y.
4 - 12 4 - 12 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION 4.7.2 Calculati ng netw ork power supply unit installation position and curr ent capacity This sectio n expla ins th e calcu latin g networ k power suppl y unit insta llat ion pos ition an d current capa city .
4 - 13 4 - 13 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION (3) Remedy f or insufficient netw ork power supply curr ent capacity If the netw ork po wer su ppl y unit is c onnec ted t o a t hick -cab le ne twork , as s ho wn below. Master stat ion 1.
4 - 14 4 - 14 MELSEC-Q 4 SETUP AND PROCED UR ES BEFOR E OPERATION (4) Mix ed tr unk line and dr op l ine The c urrent c ap acit y is c alcu lated as s hown belo w when the net work p ower suppl y unit is c onnec ted to a net work with 200 m of thick -c able tru nk line and 6 m of t hin-cabl e drop li ne.
5 - 1 5 - 1 MELSEC-Q 5 PARAMETER SETTINGS 5 5 PARAMETER SETTINGS This chapt er ex plains th e sett ing item s of the par am eters th at ar e re quire d to r un t he QJ71D N91. The fo ll ow ing t h ree met h od s a re avai la bl e to set th e pa ra met e rs.
5 - 2 5 - 2 MELSEC-Q 5 PARAMETER SETTINGS 5 5.1.2 Parameters for the sl av e function The fo ll owin g e xpla i ns th e sett in g it e ms of th e pa ra met e rs fo r the slav e fu n cti on.
5 - 3 5 - 3 MELSEC-Q 5 PARAMETER SETTINGS 5.3 Setting Us ing the Auto Configuration Function The A uto C onfigur at ion f uncti on a utomat ica lly cr eates par ameter s b y detect ing a sla ve node i n a D evice Net n etwork , which is a s upp lem entar y funct ion f or cre ating param eters.
5 - 4 5 - 4 MELSEC-Q 5 PARAMETER SETTINGS (2) Descripti on of auto con figur ati on setti ng s Table 5.1 lists t he i tems that ar e au tom atical ly det ect ed and s et with th e Au to Configur at ion fu ncti on. To chan ge th e con tents of settin gs, us e th e seq uence progr am .
5 - 5 5 - 5 MELSEC-Q 5 PARAMETER SETTINGS Table 5.1 Items set by auto configuration ( 2/3) Buffe r memory address (hexadecim al) Item Descr iption 0210 H to 0 2 17 H 8th node setting Sam e as the 1st .
5 - 6 5 - 6 MELSEC-Q 5 PARAMETER SETTINGS Table 5.1 Items set by auto configuration ( 3/3) Buffe r memory address (hexadecim al) Item Descr iption 0388 H to 038F H 55th node sett ing Same as the 1st n.
6 - 1 6 - 1 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6 6 UTILITY PACKAGE (GX Configurator-DN) 6.1 Fun ctions of the Utility Packa ge Table 6.
6 - 2 6 - 2 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6 6.2 Installing and Uninstalling the Utility Package See "M etho d of ins talli ng the M ELSOFT Ser ies" attac hed with t he u tilit y pack age regar ding t he i nsta ll an d un insta ll o perat ion f or t he ut ilit y pack age.
6 - 3 6 - 3 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) (6) About the number o f par ameter s that ca n be set i n GX Configurator -DN The num ber of p aram eters th at ca n be s et b y the .
6 - 4 6 - 4 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.2.2 Operating env i r onment The op erati ng e nvir onment of t he per son al com puter wher e the GX Config ura tor-DN is used is exp laine d.
6 - 5 6 - 5 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.3 Explanation of Utility Package Operation 6.3.1 How to perform common utility package operations (1) Avail able contr ol key s Speci al k eys th at can be us ed duri ng oper ation of t he ut ilit y pack age and th eir appl i cat io n s are show n in the ta ble bel ow.
6 - 6 6 - 6 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) (2) Data to b e created with the utility packa ge The da ta a nd fil es sh own b elow t hat ar e cre ated with the ut ilit y pack age are a lso process ed using GX D eve loper oper ation .
6 - 7 6 - 7 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) <Flash ROM data> (a) T he data s et with f las h ROM se ttin gs is ca lled th e flas h ROM dat a, wh ich can be sa ved in a des ire d dir ect or y diff erent from the G X De velo per proj ect.
6 - 8 6 - 8 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.3.2 Overv i ew of operation GX Developer screen [Tools] - [Intelligent function u tility] - [Start] Scr e en fo r intellig ent func tion module parameter setti ng module select Enter "Start I/O No.
6 - 9 6 - 9 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) [Online] - [Mon itor/test] Select monitor/te st module Monitor/Test screen See Section 6.5. Enter "Start I/O No.," then select "Package name" and "Module model name.
6 - 10 6 - 10 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.3.3 Starting the in telligent f unctio n modu le utility [Purpose of Setting] By st artin g the intel ligent func tion m odu le uti lit y from the G X D evelo per, d ispla y th e Param eter Setti ng M odule S elec tio n scr een.
6 - 11 6 - 11 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) (3) Menu bar (a) File items W ith file operat ion , the param eters of the int ell igen t func tion m odul e for the project ope ned with the GX De velo per c an b e mani pul ated. [Open fil e] : Read s th e pa ra mete r file.
6 - 12 6 - 12 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.4 Auto Refresh Setting s [Purpose of Setting] Set s th e QJ71DN 91 ' s bu ffe r me mory that is au to mat i c al l y refre she d. For t he auto ref resh setti ng it em s, see Secti on 6 .
6 - 13 6 - 13 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) [Explanati on of items] (1) Descripti on of the screen display Buff er si ze on m odu le s ide : Displa ys the buff er m emor y size of the se ttin g it em . Number of tr ansf er words on modu le s ide : Displ ays th e num ber of words t o be trans ferr ed.
6 - 14 6 - 14 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.5 Monitor/Test [Purpose of Setting] Buff er m emor y monitor ing/te st ing and I/ O sign al m onitor ing/t est ing ar e star ted from this screen. [Startup procedure] Selec t m onitor/ test modul e scr een " Start I /O No.
6 - 15 6 - 15 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 1) Each Node Configurati on Status Monitor Each Node Communication Status Monitor Each Node Communication Error Status Monitor 2 ) E.
6 - 16 6 - 16 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 2) Message Communication Area Mon itor/ T est Master Function For IO Address Area M onitor 3 ) Master Function Receive Dat a Monito .
6 - 17 6 - 17 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 3) Slave Function Receive Data Monito r Slave Function Transmit Data Monitor/ Test Auto Configuration 4) Master Function Transmit Da.
6 - 18 6 - 18 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) Parameter Backup 4) Parameters saved i n a file can be edited wi th "Flash ROM setting".
6 - 19 6 - 19 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) [Explanati on of items] (1) Description of screen di splay Setti ng i te m : Display s the I/O sign al and bu ffe r me mory names. Current value : Monitor s th e I/O s igna l status a nd pres ent b uff er m emory value.
6 - 20 6 - 20 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) 6.6 Flash ROM Setting s [Purpose of Setting] The c ontents of flash ROM s etti ngs ar e ed ited off line. The ed ited param eters can b e writt en int o the m odule on t he "Par am eter Back up" screen of "Mon itor/T est".
6 - 21 6 - 21 MELSEC-Q 6 UTILITY PAC KAGE ( GX C onfig ur ator -DN) [Explanati on of items] (1) Description of screen di splay Sett ing item : Disp lays th e param eter nam es . Sett ing ( value) : En ter or sel ect t he va lue t o be set in th e flas h RO M.
7 - 1 7 - 1 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7 7 PROGRAMMING WHEN EXECUTING THE MASTE R FUNCTION This chapt er ex plains pro gramm ing when the m aster func tion is ex ecut ed. 7.1 Precautions on Prog ramming This sectio n expla ins the pr ecaut ions whe n creat ing a pr ogram .
7 - 2 7 - 2 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7 7.2 System Config ur ati on The pro gram s ex plains in t his chapt er are bas ed o n the fol lowing s ystem conf igura tion: .
7 - 3 7 - 3 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION The f ollowi ng sho ws t he re lations hips am ong t he PLC CPU, mas ter nod e buf fer mem or y an d eac h slave nod e. PLC CPU QJ71DN91 master node Remote I/O (Nod e No. 1) 8-point input 700 H X100 to X 107 Node No.
7 - 4 7 - 4 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.3 Setting Par ameters This sect ion ex pla ins exam pl es of pr ogr am for s etting p aram eters . If GX Confi gurat or-DN is used, th e pro gram s descri bed in Sec tio n 7.3.1 thr ough Secti on 7.
7 - 5 7 - 5 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION Comm and for se tting the p arame ters for t he master f unction Sets t he node number o f the third slave no de to 4 and the message gro up to 3. Sets th e connecti on type of th e third slave no de to pol ling.
7 - 6 7 - 6 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.3.2 Creating par ameter s using auto conf igur ation The f ollowi ng ex plai ns a m etho d for crea ting param eter s us ing auto c onfi gurat ion.
7 - 7 7 - 7 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.4 I/O Communication w ith Slave Nodes This sect ion ex pla ins an exam ple of a s eque nce progr am tha t per form s I/O communi cation. If GX Configur at or-DN is us ed, the F ROM an d TO instr ucti ons ar e not r eq uired.
7 - 8 7 - 8 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.5 Performing Message Communication This sect ion ex pla ins an exam ple of a s eq uence progr am that perfor ms mes sage communi cation.
7 - 9 7 - 9 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.5.2 Example o f messag e commu nication write The f ollowi ng sho ws a n exam ple of a sequ ence progr am that writes attri butes to n ode number 3.
7 - 10 7 - 10 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.6 O btain ing Erro r Inf orm ation This sect ion ex pla ins an exam ple of a s eque nce progr am tha t obt ains the error inform ation f or the m aster funct ion . Err or reset Reads the error cod e from t he buf fer memory .
7 - 11 7 - 11 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION 7.7 Allocating Transmissi on/R eception D ata Storag e Devices for Future Expansion If the tr ansm is sion/rec ept ion da ta o.
7 - 12 7 - 12 MELSEC-Q 7 PROGRAMMING W HEN EXECUTING THE MASTE R FUNCTION The f ollow ing ex plai ns an exam ple of t he seq uenc e pr ogram us ed in t his c ase. Parameter setting program (See Section 7.3.) Star ts I/O comm u n i c ation. Reads th e I/ O ad dres s area infor matio n.
8 - 1 8 - 1 MELSEC-Q 8 PROGRAMMING W HEN EXECUTING THE SLAVE FUNCTION 8 8 PROGRAMMING WHEN EXECUTING THE SLAVE FUNCTION This chapt er ex plains pro gramm ing when the s lave f unc tion is exec ute d.
8 - 2 8 - 2 MELSEC-Q 8 PROGRAMMING W HEN EXECUTING THE SLAVE FUNCTION 8 8.2 Setting Par ameters Us i ng the Seq uence Pr og r am This sect ion ex pla ins an ex ample of a s eq uence pro gram for s ettin g par am eters.
8 - 3 8 - 3 MELSEC-Q 8 PROGRAMMING W HEN EXECUTING THE SLAVE FUNCTION 8.3 I/O Communication with the M aster Node This sect ion ex pla ins an exam ple of a s eque nce progr am tha t per form s I/O communi ca ti on wi th th e mast e r no de .
8 - 4 8 - 4 MELSEC-Q 8 PROGRAMMING W HEN EXECUTING THE SLAVE FUNCTION 8.4 O btain ing Erro r Inf orm ation This sect ion ex pla ins an exam ple of a s eque nce progr am tha t obt ains the error inform ati on for the s lave f unct ion. Error r eset Error ha ndlin g program Reads the e rror co de from the buffer memory .
9 - 1 9 - 1 MELSEC-Q 9 TROUBLESHOOTING 9 9 TROUBLESHOOTING This chapt er ex plains the c ont ents of err ors t hat m a y occur while using the Q J71D N91 as wel l as t heir tr oub lesho oting pr oce dures . This chapt er co nsists of the f ollo wing two s ecti ons: Secti on 9.
9 - 2 9 - 2 MELSEC-Q 9 TROUBLESHOOTING 9 9.1 Items to Check W hen an Error Occur s This sect ion ex pla ins th e it em s to check when a n err or occ urs a nd its tr oubles hoot ing proce dure: 9.
9 - 3 9 - 3 MELSEC-Q 9 TROUBLESHOOTING 9.1.2 When communication w ith all slave nodes cannot be per f ormed (usi ng the master function) Communic a tion wit h all slave nodes cannot be performe d (the.
9 - 4 9 - 4 MELSEC-Q 9 TROUBLESHOOTING 9.1.3 When communication w ith a specific slave node cannot be p er for med ( using the master function) Commu nication with a speci fic slave node cannot b e pe.
9 - 5 9 - 5 MELSEC-Q 9 TROUBLESHOOTING 9.1.4 When communication w ith the master node cannot be per formed (using the slav e function) Communication with the master node cannot be performed (when the .
9 - 6 9 - 6 MELSEC-Q 9 TROUBLESHOOTING 9.2 Error C odes This sect ion ex pla ins th e cont ents of err or co des and ac tio ns to be tak en. Error c odes are c lass ifie d int o th e comm unic atio n err or co des a nd th e exec uti on err or codes duri ng m ess age com m unicatio n.
9 - 7 9 - 7 MELSEC-Q 9 TROUBLESHOOTING Detection time period Error code (HEX. ) Error de te ct i on Descrip tion Corre c tiv e ac tion Mast er functi on Slave functi on 07 H QJ71 DN91 No slav e nod e has been set . • Set at least on e s la ve node .
9 - 8 9 - 8 MELSEC-Q 9 TROUBLESHOOTING (3) wh en th e err or-d etected no de n umber (lo wer b yte of error inf orm ation) is oth er than FF H and FE H Detection time period Error code (HEX.
9 - 9 9 - 9 MELSEC-Q 9 TROUBLESHOOTING 9.2.2 Execution er r or codes of messag e commu ni cation ( usi ng the master function onl y ) The ex ecut ion error c odes ar e stor ed in buff er m emor y addr ess 0121 H .
9 - 10 9 - 10 MELSEC-Q 9 TROUBLESHOOTING Error code (Dec. ) Error detecti on Descr ip t ion Corre c tiv e ac tion 19 Slave no de Suf fi c ient dat a to ex ecut e th e sp ec i fie d o pera t ion wa s no t provi ded. • Check that the sp ecifie d MAC ID, cla ss ID, instan ce ID and attr ib ut e I D are co rre c t.
9 - 11 9 - 11 MELSEC-Q 9 TROUBLESHOOTING 9.3 Verifying the QJ71DN91 Status on the GX Dev el oper Sy stem M onitor W hen the QJ71DN9 1 deta iled inf orm ation is selec ted on th e GX Deve loper system monitor , t he err or c odes and L ED i llum inat ion st atus ca n be v erifi ed.
9 - 12 9 - 12 MELSEC-Q 9 TROUBLESHOOTING (c) H/W LED Inform ation Displ ays th e LED illum inati on stat us of the Q J71DN 91. (0 : of f, 1: on) ERR: Indica tes the " ERR" LED on s tatus. MS RE D: In di cat e s the "MS red" LED on statu s.
App - 1 Ap p - 1 MELSEC-Q APPENDIX App. APPENDIX Appendix 1 Ex ternal Dimension Diagr am The f ollowi ng f igure s hows an exter nal dim ens ion d iagr am of the Q J71D N91: QJ71DN91 RUN MS NS ERR.
App - 2 Ap p - 2 MELSEC-Q APPENDIX App. Appendix 2 D i fferences betw een the QJ71D N 91 and t he AJ71D N 91/A1SJ 71D N 91 The fo ll ow ing t abl e list s th e di ffe re n c es be twe en th e QJ7 1DN9.
App - 3 Ap p - 3 MELSEC-Q APPENDIX Appendix 3 Par ameter Setting Sheet (For the Master Function) Ite m Set ting range Bu f f e r me mo ry addres s Remark Setting value Cons ta nt scan 0 ms to 655 35 ms 01D7 H Setting to make the li nk sc an tim e co nstant.
App - 4 Ap p - 4 MELSEC-Q APPENDIX Appendix 4 Par ameter Setting Sheet (For the Slav e Functi on) Ite m Setti ng range Bu f fer m e mory addres s Remark Setting val ue Settin g ar ea f or t he numbe r of slav e functi on inp ut poi nts 0 to 128 by tes 060 E H S e t s the I /O data rec ep t io n s ize fo r th e s lave fun c t ion par a mete rs .
App - 5 Ap p - 5 MELSEC-Q APPENDIX Appendix 5 Li st of Communi cati on Par a meter s o f Slav e Nodes Manufactured by Var i ous Manufacturers The fol lowing table l ists an exam pl e of param eter set ting va lues in order to comm unicate wit h sla ve n odes m anuf actur ed b y vari ous m anuf actur ers.
App - 6 Ap p - 6 MELSEC-Q APPENDIX Appendix 6 ED S Fi le of the QJ71DN91 The f ollowi ng s hows t he E DS f ile of the QJ 71D N91. T he E DS f ile is st ored in t he CD- ROM of GX Co nfig urator -DN.
App - 7 Ap p - 7 MELSEC-Q APPENDIX MEM O.
Index - 1 I ndex - 1 Ind. INDEX [A] Auto c onfigur at ion com plet ion ...................... 3- 23 Auto c omm unicat ion s tart s etti ng.................. 3- 46 Auto c onfigur at ion ex ecuti ng......................... 3-23 Auto c onfi gurat ion operat ion s etting .
Index - 2 I ndex - 2 Ind. [M] Model nam e disp la y ...................................... 3-44 Module read y ................................................. 3-22 [N] Node num ber ................................................. 3-44 [O] Obtainin g e rror info rmati on (m aster f unction) .
WARRANT Y Please confirm the follow ing product w arranty details before starting use. 1. Gratis W arranty Term and Grati s W arranty Rang e If any faults or defects (hereinafter "Fail ure").
Micr osoft, W indows, W indows NT are r egist ered trad emar ks of Micr osoft C orp orati on in t he U nite d St ates and oth er co untri es. Pent ium is a re gis tered tradem ar k of Intel Corpor atio n in t he U nite d St ates a nd o ther coun tries .
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