Mitsubishi Electronics A1SJ71AT23BQ Bedienungsanleitung

MELSECNET , MELSECNET/B Local S t ation Dat a Link Module User's Manual -A1SJ71AP23Q -A1SJ71AR23Q -A1SJ71AT23BQ[...]

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A - 1 SAFETY PRECAUTIONS (Always read thes e instr uctio ns befo re usi ng this pr oduct) Befo re using this prod uct, ple ase re ad this manu al and t he relev ant man uals intr oduc ed in this ma nual carefu lly and pay full att ention to safe ty to ha ndle the pr oduct co rrec tly . The prec auti ons given in this ma nual are concer ned wit h th[...]

A - 2 [INST ALLA TION PRECAUTIONS] [WIRING PR ECAUTIONS] CAUTION ● Use the p rogram mable cont rolle r in the environ ment condi tio ns given in the ge neral sp ecifica tions of the User 's Manua l for th e CPU module used. Failur e to do so ma y cause an e lectr ic shock , fire, mal functi on, or dama ge to or deteri orati on of t he produc[...]

A - 3 [WIRING PRECAUTION S] [ST ART -UP AN D MAINTENANCE PREC AUTIONS] [DISPOSAL PRECAUTIONS] CAUTION ● When discon nect ing a communi cati on cable or power cable , do not pul l it by holding t he cabl e part . T o di sconnect the cabl e, hold i ts c onnector that is p lugge d into the module. Loosen screws fo r a termi nal block before di sconn[...]

A - 4 CONDITIONS OF USE FOR THE PRODUCT (1) Mitsu bishi programmable controller ("the PRODUCT ") shall be used in conditions; i) wh ere any prob lem, f ault or failur e occurr ing in the PRODUCT , if any , shall not lea d to any ma jor or seri ous a ccident ; and ii) wh ere the backu p and fail-s afe fu nction are sy stema ticall y or a u[...]

A - 5 REVISIO NS *The m anual num ber is g iven o n the botto m lef t of the cover . Jap anese Manual V ersion SH-08066 9-G 2007 MITSUBI SHI ELECTRIC CORPORA TION Print Date *Manu al Number Revision Mar ., 2007 SH(NA)-08067 0ENG-A First ed ition Oct., 2007 SH(NA)-080670ENG-B Secti on 2. 2, 3.1 Aug., 2010 SH(NA)-08067 0ENG-C SAFETY PRECAU TIONS, Sec[...]

A - 6 SAFETY PREC AUTIONS ................... .................... ................... ................... .................... ............ .............. ...... A - 1 CONDITIONS O F USE FOR THE PR ODUCT .............. .................... ................... ................... .................... .. .... A - 4 REVISIONS ... ................... [...]

A - 7 3.6.2 Presenc e or absence o f refresh informati on table ..... .......................... ................... ................ 3 - 18 3.6.3 Refresh in formation tab le ............................. ................... .................... ................... .......... ...... 3 - 19 3.6.4 LRDP ins truction rec eive request /receive result/wo[...]

A - 8 CHAPTER7 PROGRAMMING 7 - 1 to 7 - 16 7.1 System Confi guration an d Setting Cond itions .... ................... ................... .................... ................... 7 - 1 7.2 Program for Refresh and for Rec eiving LRDP/LW TP Instruction ....... ................... .................... ...... 7 - 3 CHAPTER8 TROUBLESHOOTING 8 - 1 to 8 [...]

A - 9 ABOUT MANUALS The follow ing manual s are also r elated to thi s product. Order th em by refer ring to the table below as nec essary . COMPLIANCE WITH THE EMC AND LOW VOL T AGE DIRECTIVE S (1) Method of ensuring compli ance T o ensur e that Mitsubishi programmab le contr ollers maintain EMC and Lo w V ol tage Directiv es when inc orporated i [...]

A - 10 HOW TO READ THIS MANUAL The foll owing explai ns how to inter pret the symb ols for network station types that are used in the tex t, tables, and figures. (1) MELSECNET or MELSE CNET/B dat a link system (2) MELSECNET/H network sy stem (Example ) • Network No.1, con trol station , station No.1 1M P 1 • Network No.1, n ormal station, stati[...]

A - 11 GENERIC TERM S AND ABBRERVIA TIONS This ma nual descri bes the MELSEC NET or MEL SECNET/B lo cal statio n data link module using th e followi ng generic terms an d abbreviat ions, unl ess otherw ise speci fied. Generic term/ abbrevi ation Descrip tion GX Dev eloper Generic p roduct n ame fo r SWnD5C-GPPW -E, SWnD5C-GPPW -EA, SW nD5C-GPPW -EV[...]

A - 12 DEFINITIONS OF TERMINOLOGY The fol lowing expla ins definit ions of th e terms use d in this ma nual. Te r m Description RAS Abbreviat ion for Reliabi lity , A vailabil ity , and Serv icea bility . This term is used to expres s the overall u sability of aut omation s ystems. Maste r statio n S tation tha t controls slave s tat ions (loc al s[...]

A - 13 P ACKING LIST The fol lowings a re includ ed in the pack age. Model Produ ct name Quantity A1SJ71AP23Q A1 SJ71AP23 Q type M ELSECNET local st atio n dat a link modul e (App licab le cab le: opt ical f iber ca ble) 1 A1SJ71AR2 3Q A1SJ71AR 23Q type MELSECN ET local sta tion d ata lin k mod ule (Applica ble ca ble: c oaxial c able) 1 A1SJ71A T2[...]

1 - 1 1 OVERVIEW CHAPTER1 OVER VIEW This manu al descri bes the speci fication, function, pr eparatory proc edures before operati on, program ming, and t roubleshootin g of the fol lowing data li nk module ( hereinafter referred to as a local modu le). • A1SJ71AP2 3Q type ME LSECNET lo cal station data li nk module • A1SJ71AR23 Q type MELS ECNE[...]

1 OVERVIEW 1.1 F eatu res 1 - 2 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 1.1 Feature s This sec tion des cribes featur es of a l ocal module . (1) Cyclic t ransmissio n function The da ta[...]

1 - 3 1.1 F eatures 1 OVERVIEW (c) Link refres h of link da ta The met hod of link r efresh for a Q series lo cal station a nd the master station is different from th at of link refresh for an A/QnA s eries local station. 1) Q series local s t ation Refresh is performed in the se quence prog ram. CHAPTER 7 PR OGRAMMING 2) Ma ster statio n and A/Q n[...]

1 OVERVIEW 1.1 F eatu res 1 - 4 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (2) T ransient transmis sion func tion (a) Co mmunicat ion from a ma ster stat ion to a loc al station By exe cuti[...]

1 - 5 1.1 F eatures 1 OVERVIEW POINT (1) Access to another station from perip herals or in telligent function mod ule Access to another s tation is not al lowed for any peripher al (GX Devel oper , GOT , etc.) and intell igent funct ion module (e.g. serial communic ation modu le) connecte d to a Q s eries loca l station. Also, any peripher al and s[...]

2 SYSTEM CONFIGURATION 2.1 Ov erall Syst em Conf igurati on 2 - 1 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G CHAPTER2 SYSTEM CONFIGURA TION This cha pter des cribes the system c onfiguratio[...]

2 - 2 2.1 O verall Sy stem C onfigur ation 2 SYSTEM CONFIGURATION (2) MELSECNET/B data link system MELSE CNET/B data link sy stem is a sys tem which conn ects the master station and slave sta tions (local station and rem ote I/O station) via a shi elded twisted pair cable. • Up to 31 local and rem ote I/O stations in total can be connected to one[...]

2 SYSTEM CONFIGURATION 2.1 Ov erall Syst em Conf igurati on 2 - 3 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Remark The fol lowing shows the combin ation of the three-tier system ot her tha[...]

2 - 4 2.2 A pplic able Syst ems 2.2. 1 Appli cable system for Q se ries 2 SYSTEM CONFIGURATION 2.2 Appl icabl e Syst ems This sec tion descri bes applic able system s. 2.2.1 Applicable system for Q series This sect ion descri bes the appli cable system for Q serie s. (1) Mount able modules and number of mount able modules (a) Mo untable modules Hig[...]

2 SYSTEM CONFIGURATION 2.2 Applic able Systems 2.2.2 Ap plicable system for L serie s 2 - 5 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 2.2.2 Applicable system for L series This sec tion des[...]

3 - 1 3.1 Perform ance Specific ations 3 SPECIFICATIONS CHAPTER3 SPECIFICA TIONS This cha pter describ es perform ance speci fications and functi on list of a local mo dule. For gener al specifi cations, refe r to the fo llowing manu al. User's ma nual for the CPU module used (Har dware Design , Maintena nce and Inspection ) 3.1 Performa nce S[...]

3 SPECI FICATIONS 3.1 Perform ance Spec ification s 3 - 2 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (2) Performance specif ications o f MELSECNET dat a link system and A1SJ71AR23Q T able 3[...]

3 - 3 3.1 Perform ance Specific ations 3 SPECIFICATIONS (3) Performance specificati ons of MELSECNET/B data li nk system and A1SJ71A T23BQ T able 3.3 Performance sp ecifications of MELSECNET /B dat a link syst em and A1SJ71A T23BQ Item Specifications MELSECNET /B dat a link system MELSECNE T mode MELSEC NET I I mo de MELSECNET II composi te mode Ma[...]

3 SPECI FICATIONS 3.1 Perform ance Spec ification s 3 - 4 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Remark Overall cable dis tance (1) MELSECNE T data link s ystem The ov erall cab le dist[...]

3 - 5 3.2 Ca ble Specific ations 3.2. 1 Optic al fibe r cabl e 3 SPECIFICATIONS 3.2 Cable S pecific ations This sect ion descri bes the spec ifications of a cable use d in the ME LSECNET or MELSECN ET/B data link system. 3.2.1 Optical fiber cable The fol lowing shows the specifi cations of an optica l fiber cab le used in th e MELSECNET data link s[...]

3 SPECI FICATIONS 3.2 Cabl e Specifi cations 3.2. 2 Coax ial cabl e 3 - 6 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.2.2 Coaxial cable The fol lowing sh ows the spec ifications of a coaxi[...]

3 - 7 3.2 Ca ble Specific ations 3.2. 2 Coax ial cabl e 3 SPECIFICATIONS (2) Connection of connector for coaxial cable The fol lowing shows how to co nnect a B CN connector ( connector plug for coa xial cable) and a ca ble. (a) Com ponents of BNC connecto r and co axial cabl e (b) How to connect B NC connector and coaxi al cable 1) Re move exter na[...]

3 SPECI FICATIONS 3.2 Cabl e Specifi cations 3.2. 2 Coax ial cabl e 3 - 8 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 4) S older a co ntact to the int ernal condu ctor . 5) In sert a contact[...]

3 - 9 3.2 Ca ble Specific ations 3.2.3 Shi elded twisted pair cabl e 3 SPECIFICATIONS 3.2.3 Shielded twisted pair cable The fol lowing shows the speci fications o f a shielded twisted pair c able used in the MELS ECNE T/B dat a li nk sys tem . T able 3.7 Specifications of shielded twisted pair cable Item Description Model name KNPE V -SB 0.5 SQ 1P [...]

3 SPECI FICATIONS 3.3 Fu nction Li st 3 - 10 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.3 Functio n List This sec tion descr ibes a func tion list o f a local mod ule. POINT (1) Access to[...]

3 - 11 3.4 I /O Signal for Progra mmable Contro ller CPU 3.4. 1 List of I/O signal 3 SPECIFICATIONS 3.4 I/O Si gnal for Programmab le Contr oller CPU 3.4.1 List of I/O signal The foll owing shows the l ist of I/O signa l of a local mo dule to the programm able control ler CPU. The I/O signal is assign ed, assumin g that start I/O number of a local [...]

3 SPECI FICATIONS 3.4 I/O Sig nal for Prog rammable Controller C PU 3.4.1 L ist of I/O sign al 3 - 12 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G POINT Do not tur n ON "use p rohibited&[...]

3 - 13 3.4 I /O Signal for Progra mmable Contro ller CPU 3.4.2 Deta ils of I/O signal 3 SPECIFICATIONS 3.4.2 Details of I/O signal The fol lowing sh ows details of I/ O signa l of a lo cal modul e. (1) Link st atus (X0) The li nk status is tur ned ON when th e host statio n is offline, s tation-to-station tes t, or self- loopback te st. The li nk s[...]

3 SPECI FICATIONS 3.4 I/O Sig nal for Prog rammable Controller C PU 3.4.2 Deta ils of I/O sign al 3 - 14 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G POINT (1) After turning p ower supply ON [...]

3 - 15 3.5 Buffe r Memo ry List 3 SPECIFICATIONS 3.5 Buffer Memory List The fol lowing shows a buffer memor y list of a local m odule. T abl e 3.10 Buffer memory list Address Name Initia l value Readable/ Wri tab le * 1 Reference section Hexadecimal Decimal 0 H to 1 H 0 to 1 Presence or absence of refresh information table 0R Secti on 3.6.2 2 H 2 R[...]

3 SPECI FICATIONS 3.5 Buffer M emory Li st 3 - 16 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G * 1 Indicates whether reading/writ ing can be performed with a sequence program. R: Readable, W:[...]

3 - 17 3.6 De tails of Bu ffer Memo ry 3.6.1 Prec autions 3 SPECIFICATIONS 3.6 Det ails of Bu f fer Memory This sect ion descri bes details of a buffer memory of a l ocal modul e. 3.6.1 Precautions (1) Reading/writing a buffer memory Read/w rite the buffer memory from/to the seq uence scan wher e Refresh ready status (X7) is ON. When the sequenc e [...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6.2 Pres ence or absenc e of refr esh inform ation tab le 3 - 18 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.6.2 Prese nce or absence of [...]

3 - 19 3.6 De tails of Bu ffer Memo ry 3.6. 3 Ref resh inf orma tion table 3 SPECIFICATIONS 3.6.3 Refresh information table The re fresh infor mation table is stored. Refresh devices of the local mo dule and C PU module using the refresh inform ation table in a seq uence pr ogram. CHAPTE R 7 PROGRAM MING Figure 3.6 Refresh image Local module CPU mo[...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6.3 Re fresh i nfor matio n tabl e 3 - 20 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (1) Each st ation se nd range of B/W When a local mo [...]

3 - 21 3.6 De tails of Bu ffer Memo ry 3.6. 3 Ref resh inf orma tion table 3 SPECIFICATIONS (2) Storage example of r efresh i nformation t able The fol lowing shows the storag e example of refresh i nformation table for the cas e where l ink parameters a re set as s hown below and a local module is a local s t ation i n the sec ond tier (L1 s tatio[...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6. 4 LRDP in stru ction r eceiv e reque st/r eceive r esult /wor k area 3 - 22 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.6.4 LRDP instr[...]

3 - 23 3.6 De tails of Bu ffer Memo ry 3.6. 4 LRDP in stru ction r eceiv e reque st/r eceive r esult /work area 3 SPECIFICATIONS (1) LRDP instructi on receive r equest (Buff er memory address: AC H ) The rec eive reque st for the LRDP inst ruction is stored. 4: Proc essing requ ested (Sys tem sets it when LRDP instr uction is accepted.) 5: Proc ess[...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6.5 LWTP i nstructio n recei ve reques t/receive re sult/work area 3 - 24 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.6.5 L WTP instructi[...]

3 - 25 3.6 De tails of Bu ffer Memo ry 3.6.5 LW TP inst ruction receive request/re ceive res ult/work area 3 SPECIFICATIONS (1) L WTP instruction r eceive request (Buffe r memory addr ess: AE H ) The r eceive re quest for the L WTP i nstruct ion is stor ed. 4: Proc essing requ ested (Sys tem sets it when L WTP ins tructio n is accept ed.) 5: Proc e[...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6. 6 Speci al relay (for link) (M92 00 to M9255) 3 - 26 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.6.6 S pecial relay (for link) (M92 00[...]

3 - 27 3.6 De tails of Bu ffer Memo ry 3.6. 8 Inpu t (X0 to X7FF ) and outp ut (Y0 t o Y7F F) 3 SPECIFICATIONS 3.6.8 Input (X0 to X7FF) and output (Y0 to Y7FF) Data of input (X0 to X7FF) and outpu t (Y0 to Y7FF) of X/Y communica tion is stored. Refresh de vices of the CPU mod ule and the data in this area using the followi ng area in a sequenc e pr[...]

3 SPECI FICATIONS 3.6 Detai ls of Buffe r Memory 3.6.9 L ink relay (B0 to BFFF) 3 - 28 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 3.6.9 Link r elay (B0 to BFFF) The data of a link rela y (B[...]

3 - 29 3.6 De tails of Bu ffer Memo ry 3.6.10 L ink regis ter (W0 to WF FF) 3 SPECIFICATIONS 3.6.10 Link register (W0 to WFFF ) The data of a link regi ster (W0 to W FFF) for the B/W comm unication i s stored. Refresh de vices of the CPU mod ule and the data in this area using the followi ng area in a sequenc e program. • Presence or absence of r[...]

4 FUNCTIONS 4.1 Cycl ic Transmis sion Fun ction 4.1.1 1 : n comm unicatio n (B/W co mmunic ation) 4 - 1 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G CHAPTER4 F UNCTIONS This chapte r describe[...]

4 - 2 4.1 Cyc lic Tran smi ssion Fu nctio n 4.1.1 1 : n com municat ion (B/W commun icatio n) 4 FUNCTIONS (1) Each st ation s end range in B/W Each station send ran ge in B/W is set up with l ink parameters of t he master station. The fol lowing expl ains a lin k parameter se tting exampl e and sen d/receive ra nges for local m odul es. (a) Li nk p[...]

4 FUNCTIONS 4.1 Cycl ic Transmis sion Fun ction 4.1.1 1 : n comm unicatio n (B/W co mmunic ation) 4 - 3 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (c) Send/rece ive ranges wh en the loc al [...]

4 - 4 4.1 Cyc lic Tran smi ssion Fu nctio n 4.1.1 1 : n com municat ion (B/W commun icatio n) 4 FUNCTIONS (3) B/W communication exa mple The fol lowing il lustrat es an exampl e where link relay (B) data are trans ferred b etween the m aster station a nd a Q se ries loca l station ( L1). Figure 4.6 B/W communication example END processing Program f[...]

4 FUNCTIONS 4.1 Cycl ic Transmis sion Fun ction 4.1.2 1 : 1 co mmunic ation (X /Y comm unicati on) 4 - 5 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 4.1.2 1 : 1 communication (X/Y commu nica[...]

4 - 6 4.2 Transie nt Tr ansmiss ion Func tion 4 FUNCTIONS 4.2 T ransient T ransm ission Fun ction When a tr ansient request is made, this fu nction al lows data co mmunicat ion between a maste r station an d a local s tation. (1) Communication from a master st ation to a local st ation (a) Com municati on from a ma ster station to a loca l station [...]

4 FUNCTIONS 4.2 Transient Tran smis sion Functi on 4 - 7 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (2) Access from a peripheral or intelli gent function module to another st ation Acce ss [...]

4 - 8 4.3 RAS Fun ctions 4.3.1 Aut omatic return fun ction 4 FUNCTIONS 4.3 RAS Fun ction s This chapter e xplains the RA S functions . 4.3.1 Automatic retur n function When a loc al station discon nected due to a da ta link err or is recover ed, this fun ction allows the statio n to automa tically r eturn to the n etwork and to restart data link . [...]

4 FUNCTIONS 4.3 RAS Fu nctions 4.3.2 L oopback function 4 - 9 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 4.3.2 Loop back function This func tion disco nnects a faulty part such as a di scon[...]

4 - 10 4.3 RAS Fun ctions 4.3.2 Loopbac k func tion 4 FUNCTIONS (3) When a local st ation is powered down When po wer of a loca l station is turned OFF , da ta link is dis abled. Viewing from th e master s tation, loopback occurs a t the station jus t before th e faulty station, and data link is p erformed am ong data-link-ex ecutable stations only[...]

4 FUNCTIONS 4.3 RAS Fu nctions 4.3.3 Error detecti on function 4 - 11 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 4.3.3 Error d etection function Data of the spe cial rela y (for link) and s[...]

5 - 1 5.1 I mplemen tation and Instal lation 5.1.1 H andling precau tions 5 PREPARATORY PROCEDURES BEFORE OPERATION CHAPTER5 PREP ARA T OR Y PROCEDURES BEFORE OPERA TION This cha pter describ es the proc edures up t o connect a l ocal mod ule to the netwo rk and wiring procedur es. 5.1 Imple mentation and I nstallation This sec tion des cribes ha n[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.2 P repar atory P rocedu res be fore Op erat ion 5 - 2 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 5.2 Prep ara tory Pr oced ures befor e Oper ati[...]

5 - 3 5.3 Pa rt Names a nd Setti ngs 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.3 Part Names and S ettings This chapt er de scri bes th e pa rt na mes an d se tting s of t he loca l modu le. Figur e 5.2 Out side dr awing of lo cal mod ule T able 5.2 Part names and settings No. Name Description 1) LED Name Stat us Description RUN ON Data link norma[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.3 Part N ames and Set tings 5 - 4 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 2) S tat ion No. setting switch Sets station No. of the local module[...]

5 - 5 5.3 Pa rt Names a nd Setti ngs 5 PREPARATORY PROCEDURES BEFORE OPERATION (1) St ati on No. se tting (a) MELSECN ET data link system Set "00" to the statio n No. of the m aster station, and set station No . (01 02 n(n 64) to sla ve stations starting from the one next to the master station. POINT (1) Set statio n No. from the smalles [...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.3 Part N ames and Set tings 5 - 6 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (b) MELSEC NET/B data link syste m Set "00" to the statio [...]

5 - 7 5.4 Wiri ng 5.4. 1 Optic al fibe r cabl e 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.4 Wiring This sec tion descri bes precau tions for c onnecting an d wiring ca bles. 5.4.1 Optical fiber cable The fol lowing descri bes how to co nnect an o ptical fi ber cable with the lo cal modu le. (1) Precautions f or wiring (a) Sec uring of w iring spa[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.4 W irin g 5.4. 1 Opti cal fi ber cabl e 5 - 8 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (b) Co nnecting an o ptical fi ber cable (c) Disconnec [...]

5 - 9 5.4 Wiri ng 5.4. 2 Coax ial cabl e 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.4.2 Coaxial cable The fol lowing descri bes how to co nnect a c oaxial cab le with the local m odule. (1) Precautions f or wiring (a) Sec uring of w iring space When a c oaxial cab le is conn ected with the local mo dule, a c able bend ra dius is restricted. (b) La[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.4 W irin g 5.4. 2 Coax ial cabl e 5 - 10 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (b) Co nnecting a c oaxial ca ble (c) Discon necting a coaxia[...]

5 - 11 5.4 Wiri ng 5.4.3 Shi elded twisted pair cabl e 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.4.3 Shielded twisted pair cable The fol lowing desc ribes how to connect a shield ed twisted pair cable with the l ocal module. (1) Precautions f or wiring (a) Layi ng shielded twisted pair c able When lay ing a shielde d twisted pair cable, pay atte [...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5 Self-di agnos tic Test 5 - 12 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 5.5 Sel f-diag nostic T est The se lf-diagn ostic test checks the hard[...]

5 - 13 5.5 S elf-di agnos tic Test 5.5.1 Self-loopb ack t est 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5.1 Self-loopback test The se lf-loopb ack test checks th e hardwar e includin g transm ission ci rcuit in a single local module. The hardwa re is judg ed by wheth er the data sent f rom the send side ca n be receiv ed by the rec eive side in a[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5 Self-di agnos tic Test 5.5.1 Self -loopback test 5 - 14 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (3) Execution of test (4) Judge of test resu[...]

5 - 15 5.5 S elf-di agnos tic Test 5.5.1 Self-loopb ack t est 5 PREPARATORY PROCEDURES BEFORE OPERATION 1) When three LEDs (F .LOOP , R.LOOP , a nd TIME) a re turned ON • A forwar d loop cable is disco nnected • The send side and r eceive side o f forward lo op are no t connect ed by a cable • The send side of a forw ard loop a nd the sen d s[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5 Self-di agnos tic Test 5.5. 2 Station-to- statio n test 5 - 16 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 5.5.2 S t ation-to-station test The s[...]

5 - 17 5.5 S elf-di agnos tic Test 5.5.2 Sta tion-to-sta tion tes t 5 PREPARATORY PROCEDURES BEFORE OPERATION (c) ME LSECNET/B (A1SJ71A T2 3BQ) The co nnection of the MELS ECNET/B( A1SJ71A T 23BQ) is as follows: (2) Sw itch se tting Set the RUN/S T OP switch of th e CPU module to STOP , and set th e DIP switch on the front of the link mod ule as fo[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5 Self-di agnos tic Test 5.5. 2 Station-to- statio n test 5 - 18 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (4) Judge of test result The LE D of [...]

5 - 19 5.5 S elf-di agnos tic Test 5.5.3 Fo rward loo p test/ reverse loop test 5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5.3 Forward loop test/reverse loop test The forwar d loop test/r everse loop test che cks a forward or reverse lo op side l ine of the MELSECN ET after conne cting al l stations via a c able. (Not pr ovided for the MELSECN ET/[...]

5 PREPARATORY PROCEDURES BEFORE OPERATION 5.5 Self-di agnos tic Test 5.5.3 F orward lo op tes t/reverse l oop test 5 - 20 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (b) MEL SECNET (A1SJ7 1A[...]

5 - 21 5.5 S elf-di agnos tic Test 5.5.3 Fo rward loo p test/ reverse loop test 5 PREPARATORY PROCEDURES BEFORE OPERATION (4) Judge of test result The LE D of the master station display s the test r esult. (a) When normal ERROR LED i s turned ON and OF F repeatedly in a cycle of "CRC OVER AB.IF TIME DA T A UNDER CRC ". (b) When failed The[...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.1 Link Data Sen d/Recei ve Proces sing 6.1.1 Send/recei ve proces sing ov erview 6 - 1 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBLESHOOTING CH[...]

6 - 2 6.1 L ink Dat a Send/Re ceive Pro cessing 6.1. 2 Link r efres h timi ng 6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME 6.1.2 Link refresh timing A Q se ries loca l station ex ecutes a progr am for refr esh to per form link ref resh after completi on of a li nk scan. Section 3 .4.2 Detail s of I/O sig nal The fol lowing illu strates t[...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.1 Link Data Sen d/Recei ve Proces sing 6.1.3 L ink data handli ng in the case of a commun icati on error 6 - 3 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMM[...]

6 - 4 6.1 L ink Dat a Send/Re ceive Pro cessing 6.1.3 Li nk dat a handlin g in th e case o f a comm unication error 6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME (a) Q s eries loc al station ( Communic ation erro r station) 1) M9 250 and M9 251 turn ON. 2) The areas, M924 1 to M9255 (except for M9250 an d M9251) and D9243 to D9255 sto re [...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.2 Trans mission Delay Tim e 6.2.1 Transmis sion del ay tim e 6 - 5 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBLESHOOTING 6.2 T ransmissio n De [...]

6 - 6 6.2 Transm issio n Delay Time 6.2. 1 Trans missio n dela y time 6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME * 1 Can be check ed by the ladder m onitor of GX De veloper or the monitor of the special registers (D9017 to D 9019). * 2 Can be checked by the link monit or of GX D evel oper or the monitor of the master st ation's sp[...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.2 Trans mission Delay Tim e 6.2. 2 Link r efres h time 6 - 7 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBLESHOOTING 6.2.2 Link r efresh time Lin[...]

6 - 8 6.2 Transm issio n Delay Time 6.2.3 Link dat a send/rec eive time ( Link sca n) 6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME 6.2.3 Link data send/receive time (Link sca n) Link data s end/receiv e time is c alculated by the followi ng formulas . (1) MELSECNET data li nk system (a) In MELSE CNET mode (b) In ME LSECNET II m ode (c) I[...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.2 Trans mission Delay Tim e 6.2. 3 Link data s end/recei ve time (Link s can) 6 - 9 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBLESHOOTING (e) C[...]

6 - 10 6.2 Transm issio n Delay Time 6.2.3 Link dat a send/rec eive time ( Link sca n) 6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TIME (2) MELSECNET/B data link system (a) In MELSE CNET mode (b) In ME LSECNET II m ode (c) In MELSE CNET II compos ite mode (d) K, K L , and K R in the formulas vary dep ending on t he communic ation sp eed of t[...]

6 LINK DATA SEND/RECEIVE PROCESSING AND PROCESSING TI ME 6.2 Trans mission Delay Tim e 6.2. 3 Link data s end/recei ve time (Link s can) 6 - 11 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBLESHOOTING Figu[...]

7 - 1 7.1 Sy stem C onfigur ation and Setting Condition s 7 PROGRAMMING CHAPTER7 PROGRAMMING This cha pter describ es a program for refreshi ng the local module an d for receiv ing LRDP/L WTP in structio n. 7.1 Sys tem Confi guration an d Sett ing Conditi ons Progr am examples given he re are base d on the fol lowing sy stem co nfiguration and sett[...]

7 PROGRAMMING 7.1 System Config uration and Settin g Condi tions 7 - 2 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (3) Wi ring Conne ct each opti cal fibe r cable betw een OUT and IN as illu[...]

7 - 3 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING 7.2 Progra m for R efresh and f or Rec eiving L RDP/L WTP I nstruct ion This sect ion explains the progra m for refresh and for rec eiving LRDP /L W TP instruc tion. Execut e this program at the begi nning of t he sequen ce scan. (1) Adding new dat a to a proj[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 4 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (3) Program example 1 (a) P rogram overvi ew 1) P rogram [...]

7 - 5 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING (b) Devic e list Devic es us ed in the p rogr am ar e sho wn. Note t hat the loc al modul e is moun ted in th e posit ion indica ted as I/O No. X/Y 200 to X/Y21F . * 1 The range of device use varies depending on t he link parameters of the master station. * 2 [...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 6 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (c) Program examp le Figure 7.7 Program example Transfers[...]

7 - 7 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING Figure 7.8 Program example (Continued) Divides the buffer memory address by 16 (bits). Obtains W of the other stations from the local module. (Latter half) W device reception2(Latter half): Start No.=Z0, No. of words=Z1 Obtains W of the other stations from the[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 8 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 7.9 Program example (Continued) Divides the buffer[...]

7 - 9 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING Figure 7.10 Program example (Continued) LWTP instruction receive processing Obtains the write start device name and start device No. Clears the LWTP instruction work area to zero. Obtains the write data length. Transfers the work area value to T device. Transf[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 10 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G POINT (1) After writing the p rogram to the CP U module,[...]

7 - 11 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING (b) Devic e list Devic es us ed in the p rogr am ar e sho wn. Note t hat the loc al modul e is moun ted in th e posit ion indica ted as I/O No. X/Y 200 to X/Y21F . * 1 The range of device use varies depending on t he link parameters of the master station. * 2[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 12 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G (c) Program examp le Figure 7.1 1 Program exam ple Trans[...]

7 - 13 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING Figure 7.12 Program example (Continued) W device reception 1 (First half): W device reception 1 (First half): Start No. = Z0, No. of words = Z1 Start No. = Z0, No. of words = Z1 Obtains W of the other stations from the local module. (First half) W device rece[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 14 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 7.13 Program example (Continued) B device recepti[...]

7 - 15 7.2 Pr ogram f or Refresh a nd for Rec eiving LRDP/LWTP In structi on 7 PROGRAMMING Figure 7.14 Program example (Continued) LWTP instruction receive processing LWTP instruction receive processing Obtains the write start device name and start device No. Clears the LWTP instruction work area to zero. Obtains the write data length. Transfers th[...]

7 PROGRAMMING 7.2 Program for Refre sh and fo r Receivin g LRDP/LWT P Instructi on 7 - 16 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 7.15 Pro gram example (Continued) POINT (1) After[...]

8 - 1 8 TROUBLESHOOTING CHAPTER8 TROUBLESHOOTING This cha pter explai ns how to che ck the data lin k status and erro r details. (1) For the master st ation (a) Con nect GX Devel oper to iden tify a faulty part. Section 8.2 Connec ting GX Dev eloper to Mas ter S tation for Error Ch ecking (b) Us e the speci al relay (f or link) or s pecial re giste[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8 - 2 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 8.1 T roublesho oting F lowcha rt Figur e 8.1 T rou blesh ooting Flowchar t YES YES YES Y[...]

8 - 3 8.1 T roublesho oting Flo wchart 8.1.1 Wh en "Data link is disab led in th e entire system " 8 TROUBLESHOOTING 8.1.1 When "Data link is disabled in the entire system" Figure 8.2 Wh en "Dat a link is d isabled in the e ntire system" Error occurred. End Has system been powered up correctly? Was data link started? N[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8.1.1 Wh en "Dat a link is disable d in th e entire s ystem" 8 - 4 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G POINT In the ME LS[...]

8 - 5 8.1 T roublesho oting Flo wchart 8.1.2 When "Data link is disab led at a speci fic st ation" 8 TROUBLESHOOTING 8.1.2 When "Data link is disabled at a sp ecific station" Figure 8.4 When "Dat a link is disabled at a specific st ation" End Error occurred. Are link parameters set correctly? NO Is RUN LED of link modu[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8.1.2 When "Data link is disab led at a specifi c stat ion" 8 - 6 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 8.5 When &qu[...]

8 - 7 8.1 T roublesho oting Flo wchart 8.1.3 Wh en "Error is fou nd in data transmis sion " 8 TROUBLESHOOTING 8.1.3 When "Error is found in dat a transmission" Figure 8.6 When " Error is found in data transmission" Error occurred. Is data link disabled in all of link devices? Is data link disabled only at specific stat[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8.1.3 W hen "Erro r is found in da ta trans missio n" 8 - 8 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 8 .7 When "Er[...]

8 - 9 8.1 T roublesho oting Flo wchart 8.1.3 Wh en "Error is fou nd in data transmis sion " 8 TROUBLESHOOTING Figur e 8.8 When "Err or is foun d in data transm ission" (Continue d) Does link relay (B) of receiving station turn ON on monitor, or are data written to link register (W)? YES NO Are link parameter assignments incorrec[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8.1.3 W hen "Erro r is found in da ta trans missio n" 8 - 10 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G Figure 8 .9 When "E[...]

8 - 11 8.1 T roublesho oting Flo wchart 8.1.3 Wh en "Error is fou nd in data transmis sion " 8 TROUBLESHOOTING Figure 8.10 Wh en "Err or i s found in dat a transmis sion" ( Continu ed) Monitor link input (X) of master station, which corresponds to input (X) of remote I/O station. NO (Link output (Y)) YES (Link input (X)) Is data[...]

8 TROUBLESHOOTING 8.1 Troubl eshoo ting Flow chart 8.1.4 When "Com munic ation erro r is detec ted in some sl ave s tations" 8 - 12 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 8.1.[...]

8 - 13 8.2 C onnecti ng GX Develo per to Mas ter Station for Error Che cking 8 TROUBLESHOOTING 8.2 Con necting GX Develo per to Ma ster S tatio n for Erro r Checki ng By con necting GX Developer t o the maste r station, faults c an be check ed using the network dia gnostic s. For oper ation of the network dia gnostics, refer to the following manual[...]

8 TROUBLESHOOTING 8.3 Ch ecking Er ror with L EDs of Link Mo dule on F aulty Station 8 - 14 1 OVERVIE W 2 SYSTEM CONFIGURA T ION 3 SPECIFICA TIONS 4 FUNCTIONS 5 PREPARA TORY PROCEDURES BEFORE OPERA TION 6 LINK DA T A SEND/ RECEIVE PROCESSING AND PROCESSING TIME 7 PROGRAMMING 8 TROUBL ESHOOTIN G 8.3 Che cking E rror with LEDs of L ink Modu le on Fau[...]

8 - 15 8.4 C hecki ng the P rogram f or Refres h 8 TROUBLESHOOTING 8.4 Che cking t he Progra m for Ref resh This sec tion explains how to chec k the program for refresh and for receivin g LRDP/L WTP instr uction. Execut e the progra m at the beg inning of the sequen ce scan. When us ing the ex ample program introdu ced in this manual, do not chang [...]

APPENDICES Appendix 1 List of Speci al Rela ys (for Lin k) App - 1 APPENDICES INDEX APPENDICES Append ix 1 List of S pecial Relay s (for L ink) A spec ial relay (for link) tur ns ON/OFF due to vari ous causes th at are gen erated during data link. S pecial rel ays (for link) are us ed in the sequence progra m, and data lin k error stat us can be ch[...]

App - 2 Appendi x 1 Li st of Speci al Rela ys (fo r Link) APPENDICES * 1 Used for the MELSECNET data link system only . 103 H (b1 1) 259 (b1 1) M9251 Link halt OFF: Normal ON: Halt •Controlled according to the data link halt st atus of the host station. •T urns ON when data link is not performed on both the forward and reverse loop lines. •Au[...]

APPENDICES Appendix 2 List of Special Regist ers (for Lin k) App - 3 APPENDICES INDEX App endix 2 List o f S peci al Regist ers (for Link) Data link in formatio n is sto red as numer ic value s into the special r egisters (for link ). The sp ecial regi sters (fo r link) a re used in the sequen ce prog ram, and err or locati ons and causes c an be c[...]

App - 4 Appendi x 2 Li st of Speci al Regi sters (for Link) APPENDICES * 1 Used for the MELSECNET data link system only . 144 H 324 D9252 Local station error status S tores status dat a of station No.1 to No.16 •S tores station Nos. of faulty loc al stations except for the ho st station in the loop, into the c orresponding bits in the special reg[...]

APPENDICES Appendix 3 Steps to Create a Pro gram fo r L Series App - 5 APPENDICES INDEX Append ix 3 S teps to Crea te a Progr am for L Serie s This sectio n show s the s tep s to creat e a pr ogra m for L serie s. Using a p rogram of A /QnS se ries for L se ries requ ires A/Q nA to Q conver sion suppo rt tool. (1) Launch A/QnA to Q conversion suppo[...]

App - 6 Appendi x 3 Step s to Cre ate a Program for L Serie s APPENDICES (3) In the "Refresh prog ram generation tool for MELSECNET (II ) local st ation" window , prep are the conditi ons for a new program. Item Description PLC type Select "Q25H". I/O No. of A1SJ71AP23Q/A1SJ 71AR23Q/ A1SJ71A T23BQ Enter the I/O num ber of the sl[...]

APPENDICES Appendix 3 Steps to Create a Pro gram fo r L Series App - 7 APPENDICES INDEX (4) Set up the devices on the PLC side for link re fresh. (a) Setti ng up "Transfer SM" and "T ransfer SD" Set up the de vices on the PLC si de that refresh the specia l relays (fo r link) and the special r egisters (for link) of the MELSE CN[...]

App - 8 Appendi x 3 Step s to Cre ate a Program for L Serie s APPENDICES (6) S t art up GX Work s2 and op en the proj ect generat ed with A/ QnA to Q conversion suppor t tool. [Project] [Open Other Data] [Open Other Proje ct] (7) Since the opened project is set to QCPU, cha nge the type to LCPU. [Project ] [Change PLC T ype] Click "O K" b[...]

APPENDICES Appendi x 4 Repl acing Local Sta tion fro m A/QnA Ser ies to Q Series Appendix 4.1 Di fferences betwe en Q se ries and A/ QnA se ries loc al sta tions App - 9 APPENDICES INDEX Append ix 4 Repla cing Local S tat ion fr om A/QnA Serie s to Q S eries This sec tion des cribes repl acement of a local s tation from A/Q nA series to Q seri es. [...]

App - 10 Ap pendix 4 Replac ing Loca l Statio n from A/Qn A Series to Q Serie s Appendi x 4.1 Di fferenc es betw een Q se ries and A/ QnA se ries loc al statio ns APPENDICES * 1 When re placing with a Q series loca l station, the following alternative solution can be applied to GOT communications. Forward loop test Reverse loop test Place the Q ser[...]

APPENDICES Appendi x 4 Repl acing Local Sta tion fro m A/QnA Ser ies to Q Series Appe ndix 4.2 W hen ut ilizing an exi sting proj ect of the A/QnA seri es lo cal stati on App - 11 APPENDICES INDEX Appendix 4.2 When utilizing an existing project of the A/QnA series local station The fol lowing expl anation is provided for the case of utilizing an ex[...]

App - 12 Appendix 4 Replac ing Loca l Statio n from A/Qn A Series to Q Serie s Appendi x 4.2 W hen utili zing a n existi ng projec t of the A/Q nA series local st ation APPENDICES Memo[...]

APPENDICES Appendix 5 Pr ogram for R efres h when Us ing Mult iple L ocal Mod ules App - 13 APPENDICES INDEX Append ix 5 Pro gram for Refresh when Using Mu ltiple Local Module s This sec tion exp lains a refr esh program fo r the cas e where mul tiple local modules ar e installed to a Q series programma ble controlle r . Adding a Q series l ocal st[...]

App - 14 Appendix 5 Program for Refresh when Usi ng Multip le Loc al Modul es Appendi x 5.1 Sy stem co nfigura tion a nd setting cond itions APPENDICES Appendix 5.1 Syste m configuration and settin g conditions Progr am examples given he re are base d on the fol lowing sy stem co nfiguration and settin g conditions . (1) System configurati on The f[...]

APPENDICES Appendix 5 Pr ogram for R efres h when Us ing Mult iple L ocal Mod ules Appendix 5.1 Syste m config uration and setti ng con ditions App - 15 APPENDICES INDEX (3) Wir ing Conne ct each opti cal fibe r cable betw een OUT and IN as illus trated below. (OUT of local station No.7 m ust be conne cted to IN of the master station.) ( Section 5.[...]

App - 16 Appendix 5 Program for Refresh when Usi ng Multip le Loc al Modul es Appendi x 5.2 Progra m for re fresh APPENDICES Appendix 5.2 Progr am for refresh This sect ion introduc es program s for refresh. Execut e the progra ms for refres h at the begin ning of the sequence p rogram. (1) Adding new data to a project T o the project, add new prog[...]

APPENDICES Appendix 5 Pr ogram for R efres h when Us ing Mult iple L ocal Mod ules Appendix 5.2 Progr am for refresh App - 17 APPENDICES INDEX (3) Program examples (a) P rogram overvi ew 1) Re fresh range of local s tation No.4 All area s are refr eshed acco rding to the refres h informatio n table (Buffer memory address: 2 H to 27 H ). 2) Re fresh[...]

App - 18 Appendix 5 Program for Refresh when Usi ng Multip le Loc al Modul es Appendi x 5.2 Progra m for re fresh APPENDICES 3) Re fresh informa tion table ra nge of use • For local station No.4, all ranges are u sed. • For local s tations No.5 to No.7 , the area shown b elow is used. Note that Presence or absen ce of refre sh informat ion tabl[...]

APPENDICES Appendix 5 Pr ogram for R efres h when Us ing Mult iple L ocal Mod ules Appendix 5.2 Progr am for refresh App - 19 APPENDICES INDEX (b) Device l ist Devi ces used in the pro gram are s hown. Each o f the loc al modu les is mounted in the position r epresented by the following I/O No. • Local mod ule of loc al station No.5 (X /Y220 to X[...]

App - 20 Appendix 5 Program for Refresh when Usi ng Multip le Loc al Modul es Appendi x 5.2 Progra m for re fresh APPENDICES (c) Program e xample f or loca l station No.4 1) P rogram name: L4_ADD Figur e App.8 Progr am name: L4_ADD Saves the L4 station refresh information table into W. Transfers W of L5 station to the local module. (First half) Sav[...]

APPENDICES Appendix 5 Pr ogram for R efres h when Us ing Mult iple L ocal Mod ules Appendix 5.2 Progr am for refresh App - 21 APPENDICES INDEX 2) P rogram nam e: L4_PROG The same as the fol lowing prog ram Sect ion 7.2 (4) Program ex ample 2 Figure App.9 Program name: L4_ADD (Continued) Transfers W of L6 station to the local module. (First half) W [...]

App - 22 Appendix 5 Program for Refresh when Usi ng Multip le Loc al Modul es Appendi x 5.2 Progra m for re fresh APPENDICES (d) Pro gram exampl e for loca l stations No.5 to No.7 (Program n ame: L5_PRO G , L 6_PROG , L7_PRO G) Except for one ins truction ad dition shown below , each of th e programs i s the same as L4_PROG . However , change the I[...]

APPENDICES Appendix 6 Extern al Dimens ions Appendix 6.1 A1SJ71 AP23Q App - 23 APPENDICES INDEX Append ix 6 Extern al Dimen sion s Appendix 6.1 A1SJ71AP2 3Q * 1 F or det ails, please consult your local Mit subi shi Electric System Service or representative. Figure App.1 1 A1S J71AP23Q 93.6 6.5 34.5 130 4.5 *1 Unit: mm Printed-circuit board[...]

App - 24 Appendix 6 Externa l Dime nsions Appendi x 6.2 A1 SJ71AR23Q APPENDICES Appendix 6.2 A1SJ 71AR23Q Figure App.12 A1S J71AR23Q 7 30 34.5 93.6 6.5 130 Unit: mm Printed-circuit board[...]

APPENDICES Appendix 6 Extern al Dimens ions Appendix 6.3 A1SJ71 AT23BQ App - 25 APPENDICES INDEX Appendix 6.3 A1SJ71A T23 BQ Figure App.13 A1S J71A T23BQ Unit: mm 71.6 6.5 130 34.5 93.6 14 Printed-circuit board[...]

Index - 1 INDEX [A] Access to another station (peripheral or intell igent function m odule) ............. ................... .................... 4-7 Applicable cable ............. ................... .................... 3-1 Automatic return function ...... .................... ............. 4-8 A/QnA to Q conversion sup port tool .. ............[...]

W ARRAN TY Please confirm the following product warranty details before using this product. 1. Gratis Warranty Term and Gratis Warranty Range If any faults or defects (hereinafter "Failure") found to be the responsibility of Mitsubishi occurs during use of the product within the gratis warranty term, the product shall be repaired at no co[...]

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SH(NA)-08067 0ENG-F(1 412 )MEE MODEL: A1SJ71AP23Q-U-SY -E MODEL CODE: 13JR98 Specifications subject to change without notice. When exported from Japan, this manual does not require application to the Ministry of Economy, Trade and Industry for service transaction permission. HEAD OFFICE : TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310[...]