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Mitsubishi Electric MELSEC-A Series, User Manual

The Mitsubishi Electric MELSEC-A Series user manual is a comprehensive guide for operating and understanding this cutting-edge product. Available for free download at manualshive.com, this manual equips users with the knowledge to maximize the full potential of their Mitsubishi Electric MELSEC-A Series device.

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Summary of Contents for MELSEC-A Series

Page 1: ...User s Manual It _ type A2CCPU P21 R21 MITSUBISHI ELECTRIC ...

Page 2: ...I ...

Page 3: ...I REVISIONS The manual number is given on the bottom left of the back cover Print Date Manual Number Revision Nov 1990 IB NA 66267 A First edition ...

Page 4: ... ...

Page 5: ... for choosing the Mitsubishi MELSEC A Series of General Purpose Programmable Control lers Please read this manual carefully so that the equipment is used to its optimum A copy of this manual should be forwarded to the end user ...

Page 6: ...al processing 4 4 4 1 3 END processing 4 5 4 1 4 Timer processing and accuracy 4 6 4 1 5 Counter processing and maximum counting speed 4 8 4 1 6 Operation processing at momentary power failure 4 9 4 1 7 Scan time 4 10 4 1 8 Watch dog timer WDl 4 11 4 1 9 RUN STOP PAUSE operation processing 4 13 4 2 Functions 4 18 4 2 1 Constant scan 4 19 4 2 2 Power failure compensation for device data in the A2C ...

Page 7: ...rs and Station Number Setting 4 74 4 8 Precautions on Handling 4 76 4 9 Part Identification 4 n 4 10 Part Identification 4 84 4 10 1 External view of A2CCPUP21 R21 4 84 4 10 2 Setting for MELSECNET Data Link 4 92 4 10 3 Selecting test mode 4 93 4 10 4 SeR loopbacktest 4 94 5 MEMORY ICa BATTERY CABLES AND DIN ADAPTER 5 1 5 10 5 1 Memory ICs 5 1 5 1 1 Specifications 5 1 5 1 2 Handling instructions 5...

Page 8: ...w charts 9 2 9 2 2 Flow chart used when POWER LED of the A2CCPU has turned off 9 3 9 2 3 Flow chart used when RUN LED of the A2CCPU has turned off 9 4 9 2 4 Flow chart used when RUN LED of the A2CCPU flickers 9 5 9 2 5 Flow chart used when ERROR LED has turned on 9 6 9 2 6 Flow chart used when ERROR LED of the A2CCPU flickers 9 8 9 2 7 Flow chart used when RD SD LEOs of the A2CCPU do not flicker 9...

Page 9: ...te I O module and the remote terminal module to conform with the arrangement of equipment to be controlled IREMARKsl 1 1 Remote I O module and remote terminal module are general terms for the mcdulee mentioned below Input output modules connectable to the A2C Mitsubishl general purpose inverter FR Z200 series MELSEC F series programmable controllers Remote terminal module Special function modules ...

Page 10: ...ion numbers and i O numbers 2 ON OFF data communication with the remote I O module The ON OFF data communication with the remote I O module is per formed in the refresh mode Fig 1 1 shows the data communication between the A2C and the remote I O modules b ON OFF data of output Y is output I A2C Station 1 a Sequence program execution I CPU I O HX c ON OFF data from the o Y20 input x module Is taken...

Page 11: ... from the input module 1 scan at maximum is required b When an output ON OFF is changed by the sequence program 1 scan at maximum is required to output the change to the output module c When ON OFF control of the output module is done by ON OFF data of the input module 2 scans at maximum are required till the ON OFF status of the output module changes after an ON OFF input changed 1 3 ...

Page 12: ... execution I CPU I O HXf 0 I TopIH91KOIooIK11 Remote PRCIM1IYOI MINI S3Iink Station 9 terminal module cOmPI ignal i n Y21 I O 1 I O c Tra mission Station n Station 5 of complete signal Data communication with the remote terminal module is executed as described below a The FROMITO and PRC instructions are executed by the sequence program b The request to send designated data or the data is transmit...

Page 13: ...ide Dimensions 2 512 points of input output control The A2C is capable of controlling input output operation at 512 points specified between X YO and X Y1FF 170 mm 6 69 in 3 A maximum of 8K steps can be contained in one program With sequence instructions basic instructions and application instruc tions a maximum of 8K steps can be contained in one sequence program Also microcomputer programs and u...

Page 14: ...es I are used for connection between the A2C and the A2CI O module and between the A2CI O modules When the I O modules are arranged side by side A2CI O module A2C 0 0 l I Cable When the I O modules are arranged apart I A2C A2CI O module A2CI O module 0 0 A2CI O module Twisted pair cable Fig 1 4 Connection of the A2C System 1 6 ...

Page 15: ...modules remote terminal modules can be used together A2CCPU 1 Twisted pair cable 1 Remote terminal I module II A2CI O module JI II A2CI O module 11 Remote I O module Fig 1 5 Use with the MINI 53 Link Modules 7 Vertical and horizontal positions and mounting on a flat base are possible The A2C and A2CI 0 modules can be installed in three different posi tions 0 Front r 1 0 0 111111 Vertical Horizonta...

Page 16: ... rail adapter however the A2C modules can be mounted to the DIN rail A clearance of 4 mm 0 16 in between modules is obtained when the DIN adapters are mounted side by side without leaving clearance between them See App 1 HOOK for removing the DIN rail adapter module from the DIN A2C A2CI O module Nrall V N rail 0 V r 1 1 t r f tr 0 Fig 1 7 A2C and A2CI O Modules Mounted to the DIN Rail 1 8 ...

Page 17: ...e type as the A2CCPU a 32 point input modules b 32 point output modules c 32 point I O modules See Section 2 3 for type classification of the A2CI 0 modules 3 A2C special function module A general term for the following special function modules which are of the same type as the A2CCPU a High speed counter module b Analog digital conversion module c Digital analog conversion module See Section 2 3 ...

Page 18: ...5 Mitsubishi general purpose inverters See Section 2 3 for type classification of A2CI 0 modules and applicable MINI 53 link remote I O modules 7 Remote module A general term for remote I O modules and remote terminal modules 8 Remote terminal module A general term for the A2C special function modules and the MINI 53 link remote terminal modules See Section 2 3 for type classification of A2C speci...

Page 19: ... Remote I O Module User s Manual IB NA 66215 For specifications and handling of the batch refresh type remote I O modules 5 MELSECNET II Data Link Reference Manual IB NA 66263 For specifications functions and programming of the MELSECNET II data link system 6 AJ35PTF R2 Type RS 232C Interface Module User s Manual IB NA 66219 For specifications and handling for communication with calculators using ...

Page 20: ...5 DIN adapter Twlsted pafr lIJ Type A6DIN2C shield cable A2C special function module MINI 53 link 5 core flat cable t DIN rail remote I O A2C 005 module e DIN adapter AJ35PTF R2 Twisted pair A6 RS 232C shield cable Type DIN jC interface module nl I Power supply For 24 VDC I module power supply I Type A66PC I I lL5eral pose power supply i Fig 2 1 Overall Configuration 2 1 ...

Page 21: ...andy cable for graphic A6WU erccrernmer t SW3 HGPAEE system disk A6PHPE AC30R2 plasma handy RS 232C programmer cable a SW4GP SWO GPPU GPPAEE user disk system disk t i A6GPPE I SWO FDC intelligent I cleaning disk GPP l AC10MD composite video cable EP ROM IREMARKSI 1 See App 4 for restrictions for use of 1 to 5 2 See Section 5 3 for specifications of s core flat cables and twisted pair cables 3 A ma...

Page 22: ...on module b A64DAVC D A conversion module c A64DAIC D A conversion module d AD61C high speed counter module e AJ35PTF R2 RS 232C interface module no protocol mode only 3 Use of the MINI S3 link modules The following restrictions are applied when the MINI S3 link remote I O modules and remote terminal modules are used a Twisted pair data link module No restriction is applied b Optical twisted pair ...

Page 23: ...ecial function modules The A2CI 0 modules and the A2C special function modules require 24 VDC power supply Use the A66PC power supply module or a general purpose 24 VDC power supply 5 Both remote I O modules and remote terminal modules when used with the A2C need station number setting If two or more different modules are set for one same station number incorrect input and output will occur Make s...

Page 24: ...ly for input modules 3 Output external power supply Power supply for output modules See the following manual for details A2CI 0 Module User s Manual b Measures against momentary power failure for the I O module Momentary power failure of the power supply of the I O module may cause incorrect input 1 Cause for incorrect input due to momentary power failure The I O module hardware converts the I O m...

Page 25: ...me power supply A2CCPU L J TWisted pai cable I O module When DC input is used Stabilized power supply A66PC 24 VDC I O module power supply L _ _ I I Input external power supply 1 I Input external power supply VOmodule power supply 24 VOC A66PC A2CCPU Stabilized power supply When AC input is used Fig 2 3 Power Supply Wiring Example 2 6 ...

Page 26: ... I O module 1 and I O module 2 R1 Resistancebetween stabilized power supply and 110 module 1 R2 Resistance between I O module 1 and I O module 2 h Current consumption of I O module 1 12 Current consumption of I O module 2 Voltage drop calculation I VI Rl x 11 12 V2 R2X 12 IReceiving port voltage of I O moduleI Receiving port voltage of I O module 1 Voltage of stabilized power supply VI Receiving p...

Page 27: ...dule CPU D 1024 points M L S 2048 points 110 0 power User memory area 32K bytes supply Program area 8K steps Comment and file registers 12K bytes 4K For 2K steps ROM EP ROM 8K For 6K steps ROM 0 16K For 8K steps ROM I O module A66 Input 100 200VAC 110 0 power supply PC Output 24 VDC 0 6 A PJ AC Input module I 11C 0 056 100 120 VAC 32 points PJ DC input module sink loading I 4 VO Input 41C eta 32 0...

Page 28: ...0 5 A 110 VAC 0 5 A 16 points DC sink input relay output module fIJ Input 2 24 VDC sink loading 40X 0 116 lOC 16 points Output 4 VDC 0 5 A 100 VAC A2C VOoom 0 5 A 16 points VO posile 4 sta 32 DC sink input transistor sink tions points 0 module module output module fIJ 40Y Input 12 24 VDC sink loading 0 072 SOC 16 points Output 12 24 VDC sink loading 0 3 A 16 points AC input triac output module fIJ...

Page 29: ...VAC 2 A 0 13 8 points Transistor output I AJ35P module sink loading J 8T1 0 08 12 24 VDC 0 1 A point MINI S points S3 Oul of remote panel Transistor output I 1 sta 8 I J I O 0 module sink loading tion points typa AJ35P module 0 03 J 8T2 12 24 VDC 0 5 A point 8 points Transistor output I AJ35P module sink loading J 8T3 0 065 12 24 VDC 2 A point 8 points Triac output module I AJ35P 0 065 J 8S1 100 2...

Page 30: ...0 VAC 2 A S points Transistor output module I AJ35T sink loading J 8T1 0 09 MIN 12 24 VDC 0 1 A point S3 Out of a points remote panel 1 sta a Ii 0 Transistor output module I tion points VO type module AJ35T sink loading J 8T2 0 03 12 24 VDC 0 5 AJpoint 8 points Transistor output module I AJ35T sink loading 0 065 J 8T3 12 24 VDC 2 AJpoint 8 points Triac output module 1 AJ35T 0 065 J 8S1 100 240 VAC...

Page 31: ...24 points AC input contact output I AJ35 module PTF Input 100 120 V 16 points 0 12 MINI 28AR Output 24 VDC 2 A 240 VAC S3 Com 2 A 12 points remote 4stB 32 VO pact 0 AC input triac output module tions points 0 modul type AJ35 PTF Input 100 120 VAC 16 points 0 14 28AS Output 100 240 VAC 0 6 AI point 12 points DC input contact I output module AJ35 PTF Input Sink loading 0 12 28DR 12 24 VDC 16 points ...

Page 32: ...Input Sink loading 0 15 poet 56DR 12 24 VDC 32 points 8s1a 64 Output 24 VDC 2 A 240 VAC lion points type 2 A 24 point IN 53 DC input triac output module AJ35 va 0 Input Sink loading 0 PTF 0 23 module 5608 12 24 VDC 32 points Output 100 240 VAC 0 6 AI point 24 points DC input transistor I output module AJ35 Input 12 24 VDC PTF 0 16 56DT sink loading 32 points Output 12 24 VDC sink loading 0 5 Alpoi...

Page 33: ...counter reversible counter 50 module kpps RSZl2C No Connecting plctoooI 0 interface module module for A l35P external devices Bar 4sla 32 opticaV 0 TF R2 of RS 232C code tions poirrts 0 20 twisted x pairdala interface read specifications link 1Jpil x Forcon F 16 l rec 1g 0 NP Used for connecting 2sla 16 foIEI SEC MELSEC F series pes to tions points 1 Fseries F 16 the A2C Pes 0 NT 0 Inter face For ...

Page 34: ...sists of the following models Type Remarks Programming unit with LCD A6HGPE Equipped with FDD printer Interface and Programming Hendy A6HGPE memory card interface functions unit with LCD graphic SET 2 SW IGP HGPAEE A series system disk programmer SW jGP HGPKEE K series system disk SWO GPPU User disk 3 5 inch formatted AC30R4 Cable for connection of CPU and A6HGPE 3 m 9 84 It length Consists of the...

Page 35: ...t P ROM writer Connection by RS 422 cable unit RS 422 AC30R4 3 m 9 84 It length cable Cable for connection of CPU and A6WU AC300R4 30 m 98 4 It length POINTI 1 1 Use the SW4GP GPPA system disk upgraded for the A2C If SW IGPPA or SW3GP GPPA is used operate the A6GPP following the cautions given in App 4 The system disk is not upgraded for the A2C If SW IHGPA is used operate the A6HGP following the ...

Page 36: ...thstand voltage 500 VAC for 1 minute across DC external terminals and ground Insulation 5 Me of larger by 400 VOC insulation resistance tester across resistance AC external terminals and ground Grounding Class 3 grounding grounding is not required when it is impossible Operating Free of corrosive gases Oust should be minimal ambient Cooling method Self cooling IREMARKSI 1 One octave marked indicat...

Page 37: ...point 1048 L1000 to 2047 The number of Ms Ls 55 2048 set in parameters Number of step relays 8 point o Defaults to no value Link relay B point 1024 BO to 3FF Number of 256 points Timer en 100 msec timer selling time 0 1 to 3276 7sec TO to 199 Set in 10 msec timer setting time 0 01 to 327 67sec T200 to 255 parameters Specifications Device 100 msec retentive timer depending on setting setting time 0...

Page 38: ...Operation mode at the time of error STOP CONTINUE STOP RUN output mode Output data at time of STOP restored data output after operation execution Input power 100to 120 VAC 200 to 240 VAC 1 85 to 132 VAC 170 to 264 VAC Input frequency 50 60 Hz 3 Hz Maximum A2C internal power input apparent 110 VA or less supply power Input current 20 AP 20 AP or less Efficiency 65 or over Allowable momentary 20 mse...

Page 39: ... loop method Overall loop distance 1 Max 10 km 32810 It Max 10 km 32810 It 1 km 3281 It station interval 500 m 1640 5 It station intervaQ Number of connected stations Max 65 units loop 1 master station 64 local remote I O stations Demodulation method CMI method Transmission format Conforms to HOLe frame method Error control system Retrydue to CRC generating polynomial X 16 X12 x s 1 and time over ...

Page 40: ...D FEND Flg 4 1 Sequence Program Operation Processing I Step number Sequence program 0 LD XOOO n 1 OR YOlO 2 ANI XOO1 3 OUT YOlO to J END 4 1 2 Initial processing Initial processing initiates the sequence program operation processing The following initial processing is executed when the A2C is turned ON or reset by the RUN key switch Initial processing time is 2 to 3 seconds though it varies with s...

Page 41: ...sing Stores the specified device status to the sampling trace area when the sampling trace is executed every scan after END execution 4 Operation state check Checks operation state of the A2C and switches to the RUN STOP or PAUSE state For transition processing to the RUN STOP and PAUSE states see Section 4 1 9 5 Constant scan processing Allows the repeated operation processing to be initiated aft...

Page 42: ...esent value and contact status update With continuity in front of a timer coil the timer present value and contact status are updated after the execution of the END of FEND instruction and the timer contacts close after the timer has timed out a 100 msec and 10 msec timers When the continuity is removed from in front of the timer coil the present value is reset to 0 and the timer contacts open b 1...

Page 43: ...sed when the timer times out END 0 I AAAA L I v v 1 END 0 I I f y IVvA V vI 1 f V V N o I I ITimer present value updated I ITimer contact status updated FIg 4 2 Timer Processing JREMARKsl Accuracy of timers when external inputs are used is within 0 to 2 from the scan time For timer timing and accuracy read the ACPU Programming Manual Fundamentals 4 7 ...

Page 44: ...their present value and contact status even if the counter coil is switched off 2 RST C I instruction executed When the counter is reset by the RST C I instruction the present value is reset to 0 and the counter contacts open I o END o END o Counter present value updated Counter contact status updated Fig 4 3 Counter Processing IREMARKSI The maximum counting speed of the counter depends on the sca...

Page 45: ...top For instance if the WDT and scan time settings are 200 msec and 190 msec respectively an momentary power failure of 20 msec will result is a WDT error o I Power recovery Momentary power failure occurs Sequence program continues END 0 1 END 0 END I I i I I I ND y Sequence processing The A2C stops program operation operation WDTtiming Fig 4 4 Momentary Power Failure within 20 msec 2 Momentary po...

Page 46: ... b Accuracy of scan time The accurate to scan time counted by the programmable controller is accurate to 10 msec Therefore if the data in D9017 to D9019 is 5 actual scan time is in the range of 40 to 60 msec c The data in D9017 to D9019 is not cleared when the WDT instruction is executed the scan time between an END FEND instruction and the next END FEND instruction is registered IREMARKsl 1 The s...

Page 47: ...e watch dog timer counts up the following processing occurs a Infinite loop 1 The A2C stops communication with a remote module However sequence program operation continues though the RUN key switch is set for STOP because swltchinq from RUN to STOP is to be done after the execution of the END instruction 2 The A2CCPU can be monitored with a peripheral Test operation of the A2CCPU or read write ver...

Page 48: ...atch dog timer setting Setting range 0 to 2000 msec c Reset the watch dog timer with the worinstruction in the sequence program The watch dog timer is reset at the time the WOT instruction is executed and it begins counting again from 0 Note that the scan time values registered in 09017 to 09019 are not reset when the WOT instruction is executed POINTI 1 The watch dog timer setting must be as indi...

Page 49: ... to 9019 a 09017 Smallest value of scan time b 09018 Present value of scan time c 09019 Largest value of scan time 4 1 9 RUN STOP PAUSE operation processing The A2CCPU operates in one of the following three states a RUN state The PC CPU operates the sequence program repeatedly from step to the END FEND instruction b STOP state All outputs Y are turned off and sequence program operation is not exec...

Page 50: ...fore starting sequence program operation after the changing the switch from STOP to RUN varies according t to the system configuration it is usually between 1 and 3 seconds c In the RUN state the processing illustrated in Fig 4 8 is repeated until the operation state is changed from RUN to STOP or PAUSE RUN Is the output NO After 1 scan mode at STOP to RUN switch before operation YES Before operat...

Page 51: ...STOP state the processing illustrated in Fig 4 9 is repeated until the operation state is changed from STOP to RUN or PAUSE STOP I Output state is saved and all outputs are turned off I O modules are refreshed I CPU error check I Operation state check I Fig 4 9 STOP Operation Processing IREMARKSI 1 To set the PC CPU in the stop state use one of the following methods a RUN switch b Remote STOP cont...

Page 52: ...d b In the PAUSE state the processing illustrated in Fig 4 10 is repeated until the operation state is changed from PAUSE to RUN or STOP I PAUSE j I I O modules refreshed I 1 I CPU error check I 1 I Operation state check I I Fig 4 10 PAUSE Operation Processing IREMARKSI To set the PC CPU in the pause state use one of the following methods a Remote PAUSE contact b Peripheral device For details refe...

Page 53: ...n the status at output status the time of PAUSE 4 The relationship between the A2CCPU operation state and operation processing is indicated in Table 4 3 I Table 4 3 A2C Operation Processing 5 Processing while sequence program operation processing is stopped is indicated in Table 4 4 Table 4 4 Processing During Program Operation Stop Processing Timer Constant Counter Scan CPU Error Present Processi...

Page 54: ... position Stops operation with output Y status retained Pause Pause function may be switched on by any of the following ways Section 4 2 4 Remote pause contact Peripheral Stores all device data in the status latch area in the A2C when the Status latch status latch condition is switched on Seetion 4 2 5 The stored data can be monitored by the peripheral Samples the specified device operating status...

Page 55: ... I 60 msec I 50 msec I Scan time constant scan function Is fixed to 70 msec I Sequence program END processing END o END 0 END 0 END 0 I I I I I 1 Wait 60 msec 10 mslec 20 m ec 50 msec 50 mS80 70 msec 20 rnsec 70 msec I 70 msec T Fig 4 11 Constant Scan Function 1 Setting range a Constant scan time can be set in the range of 10 msec to 2000 msec Enter the required constant scan time to special regis...

Page 56: ...he constant scan time the constant scan function is not performed correctly Constant scan Sequence program Constant scan setting I I 0 10 20 30 40 10 20 30 40 10 20 30 40 10 20 I I I I I I I I I I I I I I I END 0 END 0 H I H HI Hf 35 msec I 5 mseo 35 msee 34 msee I 8m I 37 msec 2 eo 40 meec 40 msee 53 msec sec Scan in which c10nstant scan is not executed correctly Fig 4 12 Scan Time Larger than Co...

Page 57: ... the A2CCPU is started or reset I D9020 H I K J J I MOVP Normally ON contact 0 16 _ _ It ___ Constant scan time setting value b If a momentary power failure of less than 20 msec has occurred the constant scan time is lengthened accordingly In this case the constant scan function is not executed correctly c If a peripheral device is connected to the A2CCPU the set scan time is lengthened by the tim...

Page 58: ...tch function is used to continue the control by retaining data such as the number of completed products the number of defective products and the addresses should a momentary power failure occur for more than 20 msec 2 Latch devices and latch range setting a The devices whose data can be latched are listed below 1 Latch relay LO to L2047 2 Link relay BO to B3FF 3 Timer TO to T255 4 Counter CO to C2...

Page 59: ...ch QTurn the RUN switch from the STOP position to the L ClR position three times iQ The RUN lED starts flashing This indicates that the latched data is ready to be cleared iiQ Turn the RUN switch from the STOP position to the L ClR position while the RUN lED is flashing the latched data is cleared POINi T To cancel the data latch clear operation turn the RUN switch to the RUN or RESET position whi...

Page 60: ... Operation Execution of sequence program operation is controlled as indicated below in response to the remote RUN STOP operation a Remote stop The A2CCPU stops after the sequence program is executed to the END FEND instruction b Remote RUN The sequence program is executed again from step 0 by the remote RUN operation after the A2CCPU has been stopped by the remote STOP operation 3 Executing remote...

Page 61: ...eripheral device Remote RUN OFF ___5 command STOP A2C RUN STOP state RUN v STOP state Flg 4 14 Remote RUN STOP Timing Using the Remote RUN STOP Command from a Peripheral Device 4 Caution a Note the following points because the A2CCPU gives priority to the STOP command 1 The A2CCPU is set to the STOP state when the STOP command is given from the remote RUN contact or a peripheral device 2 To set th...

Page 62: ...the scan during which the remote PAUSE contacts close and the PAUSE permission flag M9040 is set When the END FEND instruction of the scan after M9041 has set is executed the A2C is set to PAUSE and its operation stops b By opening the remote PAUSE contacts or by switching off M9040 on a peripheral device the PAUSE state is canceled and sequence program operation resumes from step O Remole PAUSE c...

Page 63: ... received the PAUSE state is canceled and sequence program operation resumes from step O o END 0 END o 0 END PAUSE state Remote PAUSE contact Remote RUN command M9041 RUN STOP state ON OFF OFF ON OFF edonwhen conditions to set the PAUSE CPU module In the RUN pause state are satisfied r Fig 4 16 PAUSE Timing by a Peripheral Device POINT To switch on or off the output V in the PAUSE state interlock ...

Page 64: ... Reading 0 I f Instruction in the PC ISP t ay or mode mom onng i s J area L Fig 4 17 Status Latch Sequence 1 Application The status latch function can be used to check the device data when a t fault condition exists during debugging It is also used to find causes when a fault condition exists during sequence program execution by making a program that will execute the SlT instruction if such a cond...

Page 65: ...tion of the SLT instruction Circuit example Monitor display of status latch data I I When the SLT instruction is 10 10 executed Y10 is ON ON is displayed for the monitor When the SLT instruction is executed Y11 is OFF OFF is Y11 Y11 displayed for the monitor 3 Caution a Execution of the SLT instruction causes the scan time to be in creased by the value indicated below Therefore take this in consid...

Page 66: ...ignated I device Data in the first Display of 1 1 sampling sample trace data for Data in the Reading 2 Device 2 second sample to GPP the designated area 3 number of Data in the third PHP File times register sample HGP 4 Data in the Monitoring area fourth sample 5 sampling trace data Data in the fifth 6 sample Data in the sixth i I I 6 sample in 1 I I Data In the n l n l time sample Data in the n n...

Page 67: ...ing is possible in the range of 0 to 1024 times in units of 128 times b Number of sampling times after the execution of the STRA instruc tion This selling is used to end the sampling trace and latch the sam pling trace data after the execution of the STRA instruction Setting is possible in the range of 0 to 1024 times in units of 128 times The number of sampling times after the execution of the ST...

Page 68: ...instruction of the sequence program is executed I b In defined intervals Sampling trace data is taken in defined intervals 10 x n msec n Oto 199 In this setting sampling trace data is even taken during the execution of al sequence program J After execution of END Instruction Sampling trace execution NO Step 0 NO r _ _j Sequence program execution In defined Intervals END Step 0 Sampling trace execu...

Page 69: ...th the offline switch function Offline switch closed OUT instruction Online state 1 f c Offline state 2 Offline switch opened The online state is established when the offline switch is closed The OUT instruction device is controlled turned on off by the sequence program 2 The offline state is established when the offline switch is opened The OUT instruction is isolated from the sequence program In...

Page 70: ...online state use either of the following two methods 1 Reset the offline switch setting with a peripheral device 2 Reset the A2CCPU with the RUN key switch POINTI 1 Devices set in the offline state cannot be turned ON OFF with a sequence program The devices set in the offline state during testing must be returned to the online state by resetting the offline switch after the completion of test oper...

Page 71: ...g for the error which permit sequence program operation to be continued after an occurrence of an error Note that the priority level of the error which causes A2CCPU to stop operation unconditionally cannot be changed b Error indication priority can be changed by changing the required priority order in 09038 and 09039 LEO indication priority order storing registers Priority in 09038 and 09039 and ...

Page 72: ...e registers the number cannot be reset using the RST F I or LEOR instruction if an error for which higher error indication priority is set than the annunciator ON I To reset the set annunciator number at an occurrence of another error set a priority for the annunciator error item number 4 POINTI 1 The priority order active when the power is turned ON or the CPU is reset becomes effective Changing ...

Page 73: ... number of stations 64 1 1064 09036 0 Automatic online return provided Mode Automatic online return 1 Automatic online return 09173 provided not provided 2 Transmission stop at an occurrence of online error Station None 1 to 61 09021 to 09034 number Remote terminal 0 Mitsubishi standard setting Protocol Mitsubishi standard protocol 09035 protocol MINI protocol 1 No protocol POINT I If anyone of th...

Page 74: ...does not follow these rules stated above is not regarded as an initial setting program _ __ _ _ _ _ _ _ _ Example An example initial setting program for the following network is indicated below Slation 1 Slalion 5 AXllC AXllC 4stations 4stations XOOO X020 10 10 Slall A2C X01F X03F A061C CPU 4stations Slalion 17 Slalion 13 AY51C A68AOC 4 stations 4stations on 9 040 10 05F X060 10 X07F o X080 10 XOO...

Page 75: ...th this setting remote 1 0 modules and remote terminal modules having a station number larger than 20 is not refreshed c If the setting forthe total number of stations is 0 or 65 or greater the setting is replaced with a default d Setting of a number which is larger than the number of stations actually connected to the A2C a communication error occurs with the stations that are not actually connec...

Page 76: ...er to A2C and then turn it back on again or reset it with the RUN key switch 2 The setting lor the total number 01 stations should be the last station number 01 remote I O modules and remote terminal modules connected to the A2C If a number is greaterthan the last station number such a station is regarded as the laulty station precluding data communication 7 Remote terminal The remote terminal set...

Page 77: ...OFF OFF Communication error due to line breakage MINI S3 link line Station error in the stop at Lit Lit errors faulty station detection mode ON ON Send under error Receive overrun error INSTRUCT CODE ERROR PARAMETER ERROR MISSING END INS CAN T EXECUTE P S CHK FORMAT ERROR diagnosis RAM ERROR error OPE CIRCUIT ERROR ON Lit Flicker ON Operation WDT ERROR slop END NOT exECUTE UNIT VERIFY ERROR Stop F...

Page 78: ...ration at detecting CPU error If a CPU error is detected sequence program operation is processed in the following manner 1 Stop Sequence program operation stops if an error is detected At this time the outputs y of the remote I O module and remote terminal module are as indicated below Remole I O Module EC Mode ON OFF Slelu of Outpul y A2C I O module OFF Remote I O module for OFF Output ON OFF sta...

Page 79: ...verify 1 31 When M9084 or M9094 is turned ON this check is not executed I O error Lit At END instruction execution Fuse blown 1 32 When M9084 or M9094 is turned Run Lit ON this check is not executed Battery Low battery voltage 2 70 Always Run Lit At an execution of each individual IX Lit Operation check error 3 50 instruction Run Lit IREMARKSI 1 If two status are given in the A2C Status and RUN LE...

Page 80: ... receive terminal of the remote module for which the RUN LED is not 2 Disconnected line lit Loose cable connection Check the cable connection at the data send terminal of the remote station preceding the station for which RUN LED is not lit Power supply to the remote Turn ON the power supply for the module turned OFF remote module for which the power is OFF There is a remote module Read 09196 to 0...

Page 81: ...ommunication mode and the setting for processing at an occurrence of communication error The output state varies between the stations preceding and succeeding the cable disconnection point or power OFF remote station Line Error due to Cable Disconnection Line Error due to Remote Station Power OFF I A2C I A2C INo 2 I I No 1 I I No 2 I I No 1 I j j r Cable r L Power OFF disconnection Item Output Pro...

Page 82: ...Communications start when the following operation is carried out oTurn OFF the power to the A2C and turn it back ON iO Reset the A2C iii Change the operation mode from STOP to RUN e Processing at an occurrence of receive underrun error 1 If receive underrun error occurs the same processing as ex ecuted at an occurrence of disconnected line error is executed 2 Communications start when the followin...

Page 83: ...used in a fault detection program it is possible to check whether or not an error has occurred and contents of the error E I In the sequence program shown below M9009 is turned ON when F5 is turned ON and 5 is stored in 09009 Fault detection program L _ __ __ J f 1 SET M9OO9 M9009 IOFF ON I AnnunciatorON detactlon 09009 O 5 Number of annunciator turned ON 09124 o 1 Number of annunciators 09125 tur...

Page 84: ...instruction is shown in Fig 4 23 Circuit to turn OFF the first one point LEDR I arro ollnput a i reset input I DUTY I Kl I Kl I M9020 I Circunto rosotall L j90 L2 0 c D O annunciators which are ON I I I I D9124 I KO LEDR I I SET I FO I Circuit to turn ON an L J I annunciator SET I F255 I r 1 ID9124 I KO DUTY I KO I Kl I 09020 I Timing clock is turned OFF M9020 is used as the timing clock ON for 1 ...

Page 85: ...ram capacity file register capacity and comment capacity from steps and points to bytes is described below Item Setting Unit Number of Byte Main sequence program capacity 1K steps 2K bytes File register capacity 1K points 2K bytes Comment capacity 64 points 1K byte 2 When comment capacity is set with a peripheral device 1K byte area is automatically taken in addition to the setting the comment cap...

Page 86: ...atic online return 2 2 setting provided 1 Automatic online return Mode setting 0 not provided 2 Transmission stop at an occurrence of online error Link relay B SO to B3FF 1 point increments Timer T TOto T255 1 point increment Latch range LtOOO COto C255 Counter e to 0 0 0 0 4 2 2 setting l2047 1 point increment Data reg ister 0 DO to 01023 1 point increment Link register W WO to W3FF t point Incre...

Page 87: ...0 msee and 100 msec retentive T200 to timers T255 Must be consecutive numbers XO to Xl FF Remote RUN PAUSE contact setting None 1 point each for RUN PAUSE 0 4 2 3 setting not possible for 0 0 4 2 4 PAUSE contact Fuse blown Continue Operation I O verify error Stop mode stan Stop continue 0 4 4 2 occurrence of Operation error Continue 0 0 error Special function Stop module check error Operation stat...

Page 88: ...ided With the following system configuration the used I O points XIYO to 7F of the host station is allocated to 4 modules x vacant 32 points n System Example Allocation Range I O Allocalion Remote I O statlon Slot Module No 0 S32 1 S32 2 S32 3 S32 4 S32 5 X16 6 Y16 Number of I O points used by host station X Y used by remote stations F 10 o 7F 80 to SF IF A2CCPU AXl1C AXllC AY51C AY13C P21 R21 II ...

Page 89: ... 4K bytes TIC setting value area Main program area 2 to 16K bytes 1 to BK steps Sampling trace area Status latch I Data area IUser memory area I area IFile register 26 main program area 32K bytes File register area K bytes K bytes Comment area Fig 4 24 User Memory Area Allocation 2 The first 20K bytes in the user memory area is write protected If the memory protect switch will be set ON for operat...

Page 90: ...y pack ages Utility Package UaabllltyIn A2C Rem rk SWO AD57P x Not usable because no AD57 AD58 can be connected to SWI GP AD57P x A2C SWOC PID t PIO operation status display is not possible because no AD57 SW1GHP PID t can be connected to A2C SWOC UTLp FNO 0 Utility programs can be stored in the microcomputer program area SWOGHp UTLPC FNO 0 msximum 14K bytes when a SWOC UTLp FNl sequence program o...

Page 91: ...011 D9011 converted into BCD data The I O module status different from the I O I O module status module recognized when the Stop Flash ON M9002 D9002 31 verify power was turned ON is Continue ON ONO F error detected Stop Flash removal locating of a 1 32 point module etc Fuse Output module fuse blown blown is detected Continue ON ON OFF M9000 D9000 32 error Function A FROM TO instruction module is ...

Page 92: ...ration execution Sequence program is executed one scan with the output status OFF at the time the A2C was in the STOP state the resulting status is output _ __ _ _ Example How the output status varies according to the setting is explained using a sample circuit shown below XO I I r o ON OFF status of Y20 Status before Status after Operation Operation Execution XO is turned ON during RUN ON ON RUN ...

Page 93: ... 9 A to F can be used to set the entry code The entry code is registered or canceled with parameter setting POINT I In case an entry code is forgotten or in case an unknown entry code is registered to the A2C perform PC memory all clear by use of a peripheral device If all memories of the A2C are not cleared the A2C cannot communicate with a peripheral device When PC memory all clear is executed a...

Page 94: ...put Ms Ls directly Backed up during power failure S 2048 Can be used by setting Used in the same manner as an Internal relay M S Step relay e g as a relay indicating the stage number of a the parameter 0 step by step process operation program Internal relay for data link which cannot be output B Link relay BOto 3FF 1024 May be used as an internal relay if not set for link parameter Used to detect ...

Page 95: ...Used to specify the timer counter set value K Decimal pointer number interrupt pointer number the constant K 2147483648 to 2147483647 number of bit device digits and basic and 32 bit instruction application instruction values Hexadecimal HOto FFFF 16 bit instruction Used to specify the basic and application H constant HO to FFFFFFFF 32 bit instruction instruction values IREMARKSI The step relay 8 ...

Page 96: ... I Jr I Logical add NOT NC contact parallel connection I ANB I l ll r ANOs logical blocks Series connection of blocka L j _ J L I J I ORB I T If If y DRs logical blocks Parallel connection of blocks If If Connection I MPS I Stores the operation result instructions I MAD I Reads the operation result from MPS Reads the operation result from MPS and clears the I MPP I result I OUT I 0 l Device output...

Page 97: ...ram specified by n program call ISUBP I SUBP n I FOR I H FOR I n H Execute the program area between FOR and NEXT FOR to NEX1 Repetition I I H H lin times NEXT NEXT Unk refresh I COM I H COM H Executes link refresh general data processing Refresh Link I EI I H EI H Enables link refresh Valid when M9053 is on instructions refresh enable I DI I H DI H Disables link refresh Valid when M9053 is on disa...

Page 98: ...ntinuity when 81 82 Non continuity when 81 82 IOR y OR l sl i l I LD H LO 1 81 1 82 f I AND AND l Continuity when 81 82 Non continuity when 81 s 82 Comparison te bft data I OR Y OA I S1 1 S2 instructions comparison I H I SI IIS21 f LD LO AND lANO I Sl I 82 f Continuity when 81 S 82 Non continuity when 81 82 OR YOR LD H LD AND AND Continuity when 81 82 Non continuity when 81 82 OR y OA LD HLD z AND...

Page 99: ...I LDD I lDD I S I S2 f I ANDD I 1 ANOD I Sl i Continuity when 81 1 81 82 1 82 Non continuity when 81 1 81 s 82 1 82 Comparison 32 bit data I ORD I yaRD instructions comparison I LDD I DD I ANDD I 1ANOD Continuity when 81 1 81 S 82 1 82 Non continuity when 81 1 81 82 1 82 I ORD I YORD I I LDD I H lDD I ANDD I 1 ANOD I Sl I S2 f Continuity when 81 1 81 82 1 82 Non continuity when 81 1 81 82 1 82 I O...

Page 100: ... D 1 D I D P D P D I 1 0 IIS11 I S2 I 51 1 5 52 1 52 D l D Arithmetio BIN 16 bit D P operation addnionl 1 Instructions subtraction D I 0 I 1 D 1 D 5 1 5 D l D D P o P D I 1 o l Sl l I 51 1 51 52 1 52 D 1 D D P I I S2 I D H 51 x 52 D 1 D Bin 16 bit p addition subtraction I I I 51 52 Quotient D Remainder D 1 IP D I 51 1 51 x 52 1 52 D 3 D 2 D BIN 32 bit D P I 1 D additlonl subtraction I DI I 51 1 51...

Page 101: ... D H 81 52 D BCD4 ligh B P multiplication j I S I D H division I B I a I I j D 8 D B P a p I B I I I 51 82 D Arithmetic B P operation I I 1 I instructions DB DB 1 I S I D H 0 1 D 8 1 8 0 1 D DB P I DB P I DB I D 82 I D H 8 1 81 52 1 82 0 1 D BCD ll digh I DB P I multiplication 1 I S 0 1 division I OB I DB 1 I S 1J J 1 0 1 D 8 1 8 0 1 D I DB P I Da P I OB I 81 1 81 82 1 82 0 1 D I DB P I 4 65 ...

Page 102: ... P DB I 61 1 61 x 62 1 62 0 3 0 2 0 BCD6 ligl DB P I 1 D mulliplicolion 1 DBI IIS1 I 82 liD H division OBI I 61 I 61 61 I 62 Quotient Arithmetic DB P I 1 DB P I 81 IIS2 liD H 0 I D Remainder 0 3 0 2 operation 1 I instructions INC I INC ID H 1 H D I D INCP I INCP D BIN date increment DINC I 1 DINe D H I 1 H 0 I D 1 0 I D DINCP DINCP D DEC I 1 DEC ID H I 1 H D 1 D DECP DEep ID BIN data increment DDE...

Page 103: ... I 1 BINP BCD 0 to 9999 BIN conversion I DBIN I 1 CBIN I S 81 1 81 BIN conversion Dl 1 D I DBINP 1 CBINP I IS I 0 H BCD 0 to 99999999 I MOV 1 MOV IS I 0 H 1 I 0 H S D I MOVP MOVP IS Transfer I DMOV 1 DMOV S 1 I H S 1 S _ D 1 D I DMOVP OMOVP IS 0 I CML 1 CML IS I 0 H S _ D I CMLP 1 CMlP Negation transfer I DCML 1 DCML 1 S 1 S _ D 1 D I DCMLP DCMlP I BMOV I S D Data transfer I instructions _ n D tnH...

Page 104: ...RP Logical WOR I S1 OR S2 D sum WORP DOR 1 DOA I S I D H 1 I 0 1 D OR S 1 S 0 1 D DORP CORP Logical WXOR 1 WXOA operation 1 WXOAP I I D H D XOR S D instructions WXORP Exclusive WXOR logical sum S1 XOR S2 D WXORP I DXOR I 1 DXOR I 1 I 1 I D H 0 1 D XOR S 1 S 0 1 D DXORP I DXORP I WXNR I 1 WXNA I I 1 WXNAP I S I D H D XOR S D WXNRP NOT I WXNR I exclusive Sl XOR S2 D logical sum I WXNRP I I DXNR I 1 ...

Page 105: ...bit eotete to left rotation AO I RCL I i RCL I H 16 n n 0 d fQJ Carry Carry OD I I RCLP I i RCLP I n H Rotation n bit rotate to left instructions A1 AD I DROR I i DRCR I H Carry 0 15 0 9d QJ i I H I DRORP I DRCAP Right ward n bit rotate to right rotation A1 AO I DRCR I i ORCR I n H l6 n 0 15 n 0 d i I i b Carry Carry DO I I i I H t DRCRP ORCAP n bit rotate to right A1 AO I DROL I i I H Carry 16 0 ...

Page 106: ...FR I SFRP I SFL I SFLP Symbol I 1 SFR I 1 SFRP I 1 SFC I 1 SFCP I Contents of Proces lng I 15 n 0 15 0 bCIO cti 1 Can D I I Cany D n n _ _ A _ _ n _ _ A I I 1 BSFRP I 1 DSPLP I D 0 l I 1 OSFR I 1 BSFC I 1 OSFRP I 1 DSFC I DSFR I BSFR I BSFL I BSFRP I DSFLP I BSFLP I DSFRP I DSFL hift 1 bit shift Instructions 4 70 ...

Page 107: ...I 1 SUMP Bit check I DSUM I 1 DSUM I 151 H S 1 S l I AD a tlty 011 I DSUMP I 1 DSUMP 8 256 decode I DECO I S D ill 2 bib I y Data I DECOP I ISIIIOII H Processing Decode instructions Encode 256 8 encode I ENCO I S D ill I L J bits Encode I I ENCOP S 3 0 D I I t I 7SEG 0 7 segment I SEG I 1 SEG Valid for A ON A3H Decode I I I I decode when M9052 ts off 0 I BSET I 1 BSET I 101 Q 1 0 15 I ee I I BSETP...

Page 108: ...ginning with character the device O I FIFW I l F FW D Pointer Write S I Po I FIFWP I l FIFWP FIFO instruotions I FIFR I l FIFR I 01 G J 1 02 Pointer Read 01 1 Pointer 1 I FIFRP I l FIFAP rlFROM I01 In2 D r 3 I FROM I m11 n PRC rlFROMP In1 1 2 Oil 3 I FROMP I mt PAC Data read Reads data from the special function module I DFRO I rDFRO I I 21 0 I PRC Im1 I n rDFROP Int 1 2 D I Buffe I DFROP I memory ...

Page 109: ...R H Reset the display Indication I I Failure 01 ON 02 Failure NO Failure check CHK I CHK l Normal 01 OFF 02 0 Atthe condition set by parameter setting set I SLT I I SLT H Status data are stored into memory for status latch latch Status latch is reset and SLT instruction Is reset I SLTR I I SLTR H enabled At the condition set by parameter setting Sam set I STRA I I STRA H sampling data are stored I...

Page 110: ...X y88 to 8F 34 X yl08 to 10F 50 XlYI88 to 18F 3 X Y10 to 17 19 X y90 to 97 35 X Yll0to 117 5t X Y190 to 197 4 X Y18 to 1F 20 X Y98 to 9F 36 X Y118 to llF 52 XlYI98 to 19F 5 XlY20 to 27 21 XlYAO to A7 37 X Y120 to 127 53 XlY1AO to lA7 6 X Y28 to 2F 22 X YA8 to AF 38 X Y128 to 12F 54 XlYI A8 to 1AF 7 XlY30 to 37 23 XlYBO to B7 39 X Y130 to 137 55 XlY1 BOto 1B7 8 X y38 to 3F 24 X yBe to BF 40 X y138 ...

Page 111: ...rresponding to the occupied stations Statlon number 14 Station number 6 occupies statlons 6 to 9 POINT I I A2CCPU I I I B point I O B point I O module module 1 stations 1 station occupied occupied I I 32 point I O 32 point I O module module 4 stations 4 stations occupied occupied I I Remote terminal module 4 stations occupied Station number 10 occupies stations 10 to 13 Fig 4 26 Example of Station...

Page 112: ...r apply hard shock to the unit 2 Never remove PCBs from the module If a PCB is removed it will cause trouble 3 Observe tightening torque for each screw SCrew Torque kg em Ib In Terminal screws terminal block 8 5 7 36 to 11 5 9 96 M3 S screws Module mounting screws M4 screws 8 6 93 to 12 10 4 4 M4 screws should be 10 to 14 mm 0 39 to 0 55 in long 4 76 ...

Page 113: ...2C operation status setting key I RUN STOP To start stop running a sequence program RESET To reset the hardware To reset an error occurring during operation to initialize operation LATCH CLEAR To clear turning OFF or clearing to 0 the devices in the latch range and non latch range which are set by parameters For the latch clear operation procedure refer to Section 4 2 2 2 POWER LED 5V DC power sup...

Page 114: ... function The latch clear operation is executed See Section 4 2 2 4 ERROR LED The self diagnosis error detection status indicator LED I ON An error is detected by the self diagnosis function The LED remains off when an error for which the indicator LED should remain OFF by the LED indication priority setting is detected OFF The A2C is running correctly Flicker The annunciator F is set ON by the se...

Page 115: ... module 7 Cover 1 A2CCPU cover I The cover protecting the A2C PCBs EP ROM batteryI etc Open cover 1 to carry out following operations Installing and removing an EP ROM Setting for used memory IC RAM EP ROM Connecting battery connector Changing battery Note Before opening or closing cover 1 remove the RUN key switch and RS 422 connector 8 Cover 2 RS 422 cover I The cover for the RS 422 connector us...

Page 116: ...ARKSI For part number 1 to 6 eee preceding 11em 1 No Name Function 10 Memory protect switch The switch used to protect the data in the user memory area from being rewrtt ten mistakenly by operating an external device carelessly For memory protect range see Section 4 4 1 Memory Protected Memory Not Protected Memory Memory protect i 2 protect switch 2 witch O N 0 ON SW SW 4 80 I ...

Page 117: ...t ON ON SW sw 12 Battery connector The connector used to connect a battery lead connector For connector connection see Section 5 2 13 RS 422 connector Connector where a peripheral device is connected Connect a peripheral device to writelread monitor or test a program with a peripheral device 14 Memory connection The socket used to install an EP ROM socket For memory installation see Section 5 1 15...

Page 118: ...l for connection to remote modules Used to connect cables to communicate with remote modules SDA is connected to RDA of a succeeding station SOS is connected to ROB of a succeeding station SG is connected to SG of a succeeding and a preoeding stations RDA is connected to SDA of a preceding station ROB is connected to SOS of a preceding station A2C SOA SOB SG ROA ROB SLO 4 82 ...

Page 119: ...minals by use of a jumper supplied with the A2G 200 VAG input Open between terminals 5 LG terminal For grounding of the power filter This has the electric potential of the half of that of the input voltage 6 FG terminal This is connected to the shielding pattern on the printed circuit board POINTI If the supply voltage to the power input terminal is different from voltage setting of the voltage sw...

Page 120: ...21 No Part Name Function 1 RUN key w ch A2CCPUP21 R21 operation status setting key switch RUN STOP To start stop running a sequence program RESET To reset the hardware Resets an operation error and initializes operation LATCH CLEAR To clear turning OFF or clearing to 0 the device In the latch range and non latch range which are set by parameters For the latch clear operation procedure refer to Sec...

Page 121: ... 20 Indicates the second lowest digit AB IF 00 number of the station number in BCD 4 station number In BCD 40 TIME 00 DATA 00 F LOOP S UNDER 00 CPU R W F LOOP 00 1 The LEDs L RUN to 8 in the left side indieetethe MELSECNET data link R LOOP 00 1 00 10 operation status For details refer to the MELSECNET II Data Link 2 00 20 Reference Manual 4 00 40 8 00 2 1 POWER LED for 5 VDe power indication ON 10...

Page 122: ... I O module or remote terminal module correctly Unlit OFF The SO LEO goes out in the following cases Data are not being sent to an I O module or remote terminal module There is an error in the initial data or in the initial program The A2C hardware is faulty 6 5 RD LED indicating data receiving status from I O modules and remote terminal modules Lit ON The A2C is receiving data from an I O module ...

Page 123: ...0 VAC power supply I O modules and remote terminal modules Grounding cable Changing tap configuration meeting available input voltages 6 Connector Fiber optic cable connector I 1 Connect the cable as illustrated below It Cff rr T IN OUT Forward Forward loop send loop send Reverse Reverse Master station Station 1 Station 2 loop receive loop receive equipment No 1 equipment No 2 7 Connector Coaxial ...

Page 124: ...Y 110 l J r I 11 l 1 r __ JJ f _ J LO L ClR RESET 14 15 2 Red leed Blue leed 101 1 10 8 9 13 Battery 11 No Name Function 8 Memory protect switch The switch used to protect the data in the user memory area from being rewritten mistakenly by operating an external device carelessly For memory protect range see Section 4 4 1 Memory Protected Memory Not Protected Memory Memory j 2 protect switch 1 2 pr...

Page 125: ... retain the program and the device and file register data in the latch range For the procedure to connect a battery see Section 5 2 14 Station number setting Station number setting switches switches STATION No Set station number 00 to 64 Set the number of tens of station number to X10 Set the number of units of station number to X1 Xl When the station is used as a master station set 00 When the st...

Page 126: ...Name 1 Terminal for connection to remote modules I Function Used to connect cables to communicate with remote modules SDA is connected to RDA of a succeeding station SOS is connected to ROB of a succeeding station SG is connected to SG of a succeeding and a preceding stations RDA is connected to SOA of a preceding station ROB is connected to SOS of a preceding station SLD is connected to a shield ...

Page 127: ...minals by use of a jumper supplied with the A2C 200 VAC input Open between terminals 0 LG terminal For grounding of the power filter This has the electric potential of the half of that of the input voltage 6 FG terminal This is connected to the shielding pattern on the printed circuit board POINTI If the supply voltage to the power input terminal is different from voltage setting of the voltage sw...

Page 128: ...he A2CCPUP21 R21 which is used as the master station For MELSECNET functions processing methods device allocation refer to the MELSECNET II Data Link Reference Manual IREMARKI To operalelhe A2CCPUP21 R21 independenlly wilhoul connecling 10Ihe MELSECNET link 1 Set the mode selection switch to 2 offline If the link module is used without setting the mode to offline the LINK PARAMETER ERROR occurs Se...

Page 129: ...data link system forward loop Checks the fiber optic cables or 4 Reverse loop test mode coaxial cables in the data link system reverse loop S Station to station test Checks the lines between the two master station stations Set the station assigned a lower station number as the Station to station test master station and the one 6 slave station assigned a high station number as the slave station Che...

Page 130: ...m the forward loop send port to the forward loop receive port in the same module Similarly connect the send port to the receive port in the reverse loop For the station to be tested set the RUN key switch in the STOP position For a remote I O station place the master station in the STOP state After placing the mode select switch in 7 and reset the module using the reset switch 2 Test result Determ...

Page 131: ...kage Remarks Make sure the correct installing direction 5 1 2 Handling Instructions This chapter gives the handling instructions from unpacking to installation and also the nomenclature and setting of various conditions 1 When loading the memory into the socket press the memory securely against the socket and then lock it with the lever After loading make sure that the memory is flush with the soc...

Page 132: ...d on the memory socket matching the notch position If installed in wrong direction the memory will be destroyed when the A2C is turned on Fig 5 1 How to Hold EP ROM Installing direction D 0 0S 0 Fig 5 2 Installing Direction 3 Procedure a Set memory type with the RAM ROM setting pin 1 Sequence programs stored in the user memory area in the A2C is used ON 2 EP ROM is installed OFF b Install the EP R...

Page 133: ... of the battery used to retain memory stored if power failure occurs Table 5 2 Battery Specifications e A6BAT Item Normal voltage 3 6 VDC Guaranteed life 5 years Application For IC RAM memory backup and power failure compensation function External dimensions 016 0 63 x30 1 18 mm in 5 2 2 Handling Instructions 1 Do not shortcircuit 2 Do not disassemble 3 Do not throw into flames 4 Do not heat 5 Do ...

Page 134: ...connected from the battery connector on the I A2C board to prevent discharge during transportation and storage Before starting the A2C plug the battery connector into the battery connec tor on the A2C board A2CCPU A2CCPU P21 R21 t I Slue lead Red lead Board connector Battery lead connector 5 4 ...

Page 135: ...onductor 0 212 resistance Insulation 15 MQ km or over resistance Withstanding 200 VAC voltage 95 mm 3 74 in SDA RDA I SG SG r Sh p SDBS I RDB 24V I 24V 24G I 24G J 2 Twisted pair cables Used for data communication in the A2C system Table 5 4 shows specifications of applicable twisted pair cables Table 5 5 Specifications of Twisted pair Cables Item Specification Type of cable Shielded twisted pair ...

Page 136: ... palr cable Remole module Remote module A2C RECEIVE SEND RECEIVE SEND SoA RoA SoA RoA SoA SOB x x SOB SOB PCx SOB SOB f t I I SO SO SO SO SO RoA I L SLo L L SLo XI RAB I 24 V 24 V 24V 24 V I I I SLo J T 240 240 240 240 I I I i I x I 24 VOC I I I I L ________________ J I I Fig 5 3 Connection of Twisted pair Cables 41 5 6 ...

Page 137: ...6DIN 2C A6DIN 3C Item A2C I O module A2CCPU A2CCPUP21 R21 Applicable module A66PC Special function module module for A2C External 174x68x10 174x104x10 174 x 172x10 dimensions Weight SO 9 100 9 1S0 9 Applicable DIN rail TH3S 7 SFe TH3S 7 SAI JIS C2B 12 TH3S 1SFe Handling Instructions 1 Do not drop or give hard shocks to the DIN rail adapter since it is made of plastic 2 DIN rail mounting screw inte...

Page 138: ... side by side DIN ran Installing screw A6DIN1C A6DIN2C I DIN rail A6DIN3C 4 ill tt i t Tt j tm V wf _ __ _ 1 1 1 1 1 I I 35mm 1 38 In PI PI P2 P2 PI 100 mm 3 94 In or la P2 200 mm 7 87 In or le b When installing a DIN rail TH35 15Fe When installing a DIN rail TH35 15Fe use a distance of 200 mm 7 87 in or less between each two screws Also use the same intervals to install A6DIN3C and to arrange mod...

Page 139: ... 39 to 0 55 in long Tightening torque should be 8 to 12 kg cm 6 93 to 10 4 Ib in A2CCPU or special function module Mounting screw M4 x 10 DIN rail adapter A6DIN 2C A2CCPU Special function module A6DIN 3C A2CCPUP21 R21 2 A2C I O module Fix a DIN adapter to an A2C I O module or a power supply module A66PC with 2 M4 screws 10 to 14 mm 0 39 to 0 55 in long Tightening torque should be 8 to 12 kg cm 6 9...

Page 140: ... 1 J DIN rail A module mounted to DIN rail c When two adapters with module are mounted to the rail side by side without leaving a clearance between them a 4 mm 0 16 in clearance is allowed between the modules See Appendix 1 Ex ternal Dimensions for dimensions of the DIN adapter 2 Removing procedure Remove the module from the DIN rail as follows a Pull down the bottom hook of the adapter using a fl...

Page 141: ... system and to achieve a fail safe system construct those circuits where failure will lead to breakage or accidents of machine equip ment e g emergency stop circuit protection circuit interlock circuit out side the PC Installation Environment Never install the A2C system modules in the following environmental condi tions 1 Locations where ambient temperature is outside the range 0 to 55 C 2 Locati...

Page 142: ... AC Power power supply Output Input Special supply module module module function module Reley Input current Power Transistors liN x E supply L Outputcurrent IInput Ioln x Vdrop cpu Output power module eJ current IIN Ioln AC E LOAD 1 Power supply module Approximately 70 of the power supply module current is converted into power with the remaining 30 dissipated as heat i e 3 7 of the 41 output power...

Page 143: ...wer consumption of the special function unit power supply is ex pressed as Ws 124v x 24 1100V x 100 W The sum of the above values is the power consumption of the entire PC system W Wpw W24V WOUT WIN Ws W Further calculations are necessary to work out the power dissipated by the other equipment in the panel Generally temperature rise in the panel is expressed as where W power consumption of the ent...

Page 144: ...nsformer of insulating transformer is employed to reduce the voltage from 200 VAC to 100 VAC use one with a capacity greater than that indicated in the following table UO equipment n stands forthe number of powersupplymodules r nll i L __ Ij t __ J Insulating transformer PC D J 1 1_ Insulating transformer Power supply Transformer Module Cepaclty A2C 110VAxn A66PC d When wiring separate the PC powe...

Page 145: ...les as closely as possible Connect modules with the shortest possible wire lengths g Tom minimize voltage drop use the thickest max 2 mm2 14 AWG wires possible for the 100 VAC 200 VAC and 24 VDC cables h Do not bundle the 100 VAC and 24 VDC cables with main circuit wires or the I O signal wires high voltage large current Also do not wire the above indicated cables close to the aforementioned wires...

Page 146: ...0 mm 3 94 in away from high voltage and large current main circuit wires d When the I O signal wires cannot be separated from the main circuit wires and power wires ground on the PC side with batch shielded cables Under some conditions it may be preferable to ground on the other side PC Shielded cable 7 I Input Output 9 0 1 DC e If wiring has been done with piping ground the piping f Separate the ...

Page 147: ... Q or less c When independent grounding is impossible use the joint ground ing method as shown in the figure below 2 PC Other equipment L PC Other equipment 1 Independentgrounding Best 2 Jointgrounding Good 3 Jointgrounding Not allowed d Use 2 mm2 14 AWG or thicker grounding wire Grounding point should be as near as possible to the PC to minimize the distance of grounding cable e Should incorrect ...

Page 148: ...een the A2C modules and power supply modules STOP L CLR RUN RESET RESET CJ POWER o RON CJ ERROR 050 ORO PUUt WrrsUBISHI L Q 1 SDA I xX SG I ERR j 021 ERR xT l i _ 1 INPUT x AC100 2OOY X l LG II 1001200 VAC CJ P WER 100 200VAC JII See 6 4 1 1 0 for selecting the transformer Grounding cables IIlITSU8lSHI X INPUT I ACl00 2001 x It r SHORT ACl0CN i OPEN AC20fN L 10 Ground 6 8 ...

Page 149: ...6 LOADING AND INSTALLATION MELSEC A X 110 X X sc x x sc 1Il8 X X _SDB 1 Twleted pelr shield cable s core flat cable Oto34 mm 1 34 in A2e 005 I I I 6 9 ...

Page 150: ... sure to ground the wires Do not connect the LG terminals and FG terminals to anything other than ground If LG terminals and FG terminals are connected without grounding the wires the PC may be susceptible to noise also since the LG terminals have potential tile operator may get an electric shock when touching metal parts 3 Open shortcircuit switching is performed by power supply voltage 100 VAC S...

Page 151: ... 3 Mount the module on a separate panel or away from large electromag netic contactors and no fuse circuit breakers which produce vibrations 4 To avoid influence of noise or heat radlatlon allow a clearance of 100 mm 3 94 in or more if the A2C faces such noise or heat radiating devices when such devices are mounted on the back side of the door See Fig 6 2 Also allow a clearance of 50 mm 1 97 in or...

Page 152: ...terminals should be correct 8 Terminal screws should be tight 9 Connecting cables should use wires of correct size 1 Voltage setting of the power supply module should conform to supplied voltage Power supply 2 Wiring of the FG and LG terminals should be correct module A66PC 3 Terminal screws should be tight 4 Connecting cables should use wires of correct size 1 Cables connected to the terminals on...

Page 153: ...al power supply should be correctly connected 24 VDC and others 6 Station numbers should be correctly set Set range 1 to 61 1 Wiring between modules should be correct Cables between 2 The longest cable should be 100 m 328 1 tt or less modules 3 Polarity ofthe 1 0 modules remote terminal modules and 24 VDC power supply modules A66PC or general purpose power supply should match between them 7 2 ...

Page 154: ... MINI S3 link connect ing the A2C remote I O modules and remote terminal modules as well as connecting 24 VOC power supply cables to each individual modules 4 Setting the CPU module a Memory protect switch OFF b Memory select switch RAM side c Connect the battery 5 Setting remote I O modules and remote terminal modules Set station number of each remote I O module and remote terminal module See 4 7...

Page 155: ...iring for external input devices a Turn on the input devices and check that corresponding LED on each module is lit b Check that the input X number of the input device is correct by monitoring with a peripheral device 10 Debugging sequence programs a Place the RUN key switch of the A2C in the RUN position and check that the RUN LED lights b Turn ON and OFF the input devices and check that operatio...

Page 156: ...ect 1 conditions solderless terminals between soJderless terminals Check connectors of Connections should not Retighten extension cable be loose connector mounting screws POWER Check thetthe LED is On Off indicates an See Section 9 2 2 LED on error RUN LED Check thetthe LED is On Off orflicker See Section on during run indicates an error 9 2 3 and 9 2 4 CPU ERROR Check that the LED is Off On when ...

Page 157: ...VAC Change supply 2 Line voltage check across 100 2000 power Change VAC terminal 17010264 VAC transformer tap There should be Condition Ingress of dust not dust or 3 of each or foreign Visual check foreign material Remove and clean module material in the vicinity of Ihe P C Loose terminal Connectors Retighten should not be Retighten screws loose Distances Proper clearance Connecting between should...

Page 158: ...fe The period in which stored data is guaranteed will vary depending on device memory capacity to be retained or length of power failure However as a preventive maintenance measure it is recommended to replace the battery after 4 or 5 years of use even if the total power failure time is less than the guaranteed period Table 8 3 Battery Life Bal1ery Life Total power fellure time Hr Guaranteed value...

Page 159: ...e battery connector on the A2C board I Turn on the A2C g Check that the low battery flag M9006 is reset If it is set replace the battery again 2 Caution Replace the battery within the guaranteed period specified in Table 8 4 If it takes longer than the guaranteed period sequence programs or latched data would be lost Table 8 4 Capacitor Backup Time Capacitor backUp time mInute Guaranteed period MI...

Page 160: ...f I O devices d Condition of wiring I O wires cables e Display states of various indicators such as POWER LED RUN LED and ERROR LED t States of various setting switches such as extension base and power failure compensation After checking a to t connect the peripheral devices and check the running status of PC and the contents of program 2 Trouble check Observe any changes in the error condition du...

Page 161: ...RUN LEO Is RUN LEDoff has turned off To Section 9 2 4 Flow chart used when RUN LEO Is RUN LEDflickering fllckere To Section 9 2 5 Flow chart used when ERROR Is ERROR LEDon LED has turned on To Section 9 2 6 Flow chart used when ERROR Is ERROR LED flickering LED flickers RD SO LED is not on during To Section 9 2 7 Flow chart used when RD SO data communication LEOs do not flicker 110module does not ...

Page 162: ...rned off POWER LED has turned off I YES YES YES NO NO NO NO NO YES __ Set supply voltage to within rated voltage range 1 Eliminate the excess current E j 2 Switch the input power off then on j Correct power supply NO YES YES Consult the sales repre sentative with details Completed 9 3 ...

Page 163: ... 1 Due to failure of PC parts of bad contact RESET CPU I 2 Due to excessive noise RUN LED remains off In eese of 1 In case of 2 After resetting with the RUN key switch of the CPU module move the switch to STOP Consult the sales representative with details Write END to address 0 with the peripheral device RUN LED does not turns Move the RUN keyswiteh to RUN I RUN LED turns on Softwear error Check p...

Page 164: ... Hardware error Check the error with peripheral device Refer to Section 9 3 IConsult the sales representative with details I Move the RUN keyswitch to STOP position RESET the CPU Correct the error refer to Section 9 3 Move the RUN keyswitch to RUN position Dees RUN LED NO turn on r YES Completed 9 5 I ...

Page 165: ...S YES YES YES 9 6 Make the total number of stations of the initial setting the same as the last station number connected to the A2C Locate the faulty station with 09196 to 09199 Set station number of the faulty station Make station numbers consecutive Eliminate error cause from remote terminal modules Check content of 09061 and eliminate error cause following Section 4 3 1 L 2 ...

Page 166: ...ve the RUN key switch to STOP Correct Correct error cause Move the RUN key switch to RUN YES Consult the sales repre sentative with details Completed YES Communication enabled Consult the sales representative with details NO NO Communication di abled 00 twisted pair cables connect SOA to RDB _ l and SOB to RDA Correct connection of twisted pair cables 9 7 ...

Page 167: ... 6 Flow chart used when ERROR LED of the A2CCPU flickers Error LED flickers Other than 0 o Consult the sales representative with details Reset the coil of the annunciator which is ON with the RST F 1instruction Completed 9 8 ...

Page 168: ...ule and perform data communication I YES Check each remote module ol referring to the troubleshooting instructions of respective User s Manual NO Read out communication error code in 09061 NO Consult the sales repre sentative with details Consult the sales repre sentative with details Perform the following If the same error still occurs replace the A2C Turn on the power Reset Move the RUN key swit...

Page 169: ...de with programmer Check input signal in monitor mode with programmer NO Check voltage across each output COM terminal of output module Supply voltage satisfactory Failure of output module Change output unit Check rush current developed conditions under worse NG Check external wiring and external input equipment Monitor signal off Check load wiring and load and then restore the power Consult the s...

Page 170: ...ritten to PC I RUN Switch to STOP Can program be written YES NO RESET CPU NO YES Can program be written ON Switch off memory protect M PRO off OFF NO YES Can program be written RAM Consult the sales representative wlth details ROM Switch it to RAM NO Can program be written 9 11 YES Completed ...

Page 171: ... due to noise ory and load it correctly Checked at or incorrect loading of memory 2 Read the parameter contents power on reset of CPU memory check and STOP to RUN correct the contents and write PAUSE 10 RUN them to the memory again MISSING END 12 Slop There is no END FEND instruc Write END at the end of the pro INS tlon in the program gram subprogram Checked al STOP 10 RUN PAUSE 10 RUN CAN T EXE 1...

Page 172: ... RUN struction circuit block rors using a peripheral device and and PAUSE to 2 There Is more than one CHI start operation again RUN instruction 3 The number of contact points in the CHK instruction circuit block exceeds 150 4 The X device number in the CHK instruction circuit block exceeds X1FE 5 There is not H circuit block above the CHI instruction circuit block 6 01 device number of the CHKI 01...

Page 173: ...luctuation END NOT 24 Stop 1 When the END instruction is Perform reset and run EXECUTE executed another instruction If the same error Is displayed Checked atthe code has been read due to noise again it Is the CPU hardware error excution of EN0 etc Therefore consult Mltsublshl rep instruction 2 The END instruction has cha resentative nged to another Instruction code for some reason WDT ERROR 25 Sto...

Page 174: ...c eeding the specified device BCD conversion value range and operation cannot be Parameter setting for file re performed gisterll 3 File registers are used in the Station number designated by program without performing the the FROMfTOj instructions capacity setting of file registers 4 Station designation of the FROMfTO instructions is O or over 62 BATTERY 70 Run 1 The battery voltage has e 1 Chang...

Page 175: ...R D SO D RO PULLe 91 0 28 ITSUBISHI I I SDA 1 1 2 I SG 1 1 1 3 I 508 1 1 1 4 I RDA I 5 I ROB f I 161 I I SlD 6 34 I I I ERR fl I I I ERR fl I t _ l INPUT I I AC100 200V rJQ I fl SHORT AC100v I I OPEN AC200V 2_ l J 1 13 I lG f I 1 14 I FG 170 6 69 4 mounting hole M4 mounting screw NP o 100 3 93 r l 1 80 3 15 0 16 Unlt mm in APP 1 ...

Page 176: ... j 16 I SLD 170 r j 6 69 17 I ERR r j l I ERR I j 19 I 1 ACl00 2 fiN 110 l J r j III l 1 112 I J r j lj3 I LG t I La I FG L STOP l CLR RUN RESET RESET 161 6 34 170 6 69 OUT PULLt IN L RU l l POIIER LSll _ L RIl fJllII l SDI i I i t R 1 R om r l OOP o lHlEIl CP111V1 R f 1 OOP 1 10 2 2D 4 4D 8 J J tr I r y Q l l 1 1 IJ 80 3 1 Un mm in APP 2 ...

Page 177: ...r 1 I ROA r 15 I ROB r IS I SLD r I I ERR r 18 I ERR r 19 IIJur f l 1Cl00 21XN 110 I J r 111 I I i 112 1 J r 113 I lG t l __ FG Sf l CLR 7 f RUN RESET rRESET PUll t LRUol l f OIl R LSD RUl LRD ERRO l so CRC RD tt R llllf R DATA f lOOP c lIIDER CPU rvw R fl OOP RiOOF 1 10 2 20 4 I l 8 r l I I Q t r Un mm in APP 3 ...

Page 178: ... MELSEC A APPENDICES 1 4 A6DIN2C I 4 M4 mounting screw 72 77 2 0 08 2 0 08 104 4 09 0 39 91 3 58 r CO n tJJ L 0 161 1 6 34 6 D b r l 0 rn cr G rn E3 0 E3 10 Una mm in APP 4 ...

Page 179: ...I APPENDICES 15 A6DIN3C 4 M4 mounting screw 172 6 77 10 0 39 161 6 34 I IS 0 o D H1 172 f a G 6 f4 6 77 g I R f l E31 t J a l Fi jB U ClCl ij JD 6 I 0 0 2 0 06 CP Unn mm in APP S ...

Page 180: ...rs Reset when POWER switch is moved 09005 from OFF to ON position OFF Normal Turn ON when battery voltage reduces to M9006 Battery low ON Battery low less than specified Turn OFF when battery D9006 voltage becomes normal 1 Battery low OFF Normal Turned ON when battery voltage reduces to M9007 latch ON Battery low less than specified Remains ON if battery 09007 voltage becomes normal 1 Seft diagnos...

Page 181: ...ted Not turned ON and OFF per scan but turned M9031 0 2 second e ondsl 0 1 LJ ON and OFF even during scan if clock seconds corresponding time has elapsed Starts when power is turned ON or reset is 1 second 0 5 105 LJ performed M9032 clock seconds seconds M9033 2 second clock M9034 1 minute clock seconds 30 seconds ON Used as dummy contacts of initialization and M9036 Normally ON OFF application in...

Page 182: ... Sequence Switch ON to execute the link refresh enable 2 instruction interrupt control disable El 01 instructions M9053 ON Link interrupt switching control Status latch OFF Uncompleted Turned ON when status latch is completed M9055 completion ON Completed Turned OFF by reset instruction flag Switched ON when one of remote terminal modules has become faulty Communication error is detected when norm...

Page 183: ...nable disable of Communication request to remote communication request to remote terminal request to terminal modules modules using the FROMITO instructions enabled MooBl remote ON Communication terminal modules request to remote terminal modules disabled Switched ON when the final station number of remote I O modules or remote terminal OFF Final station modules connected to the A2C is different f...

Page 184: ...exadecimal 09116 09002 Storing method is the same as that of 09000 M9001 10 verify error The module number monitored by the peripheral is 09123 error module number hexadecimal Cleared when all contents of 09116 of 09123 are reselto 0 AC AC 1 is added each time input voltage becomes 80 1 DOWN DOWN or less of rating while the CPU unit is performing M9005 09005 time operation and the value is stored ...

Page 185: ...e renewed unless M9011 is cleared by user program I O I O The set mode is represented as follows control o 110 in direct mode 09014 control mode 1 Input in refresh mode output in direct mode mode number 3 I O in refresh mode The operating states of CPU as shown below are stored in 09015 815 812811 8887 8483 80 I I I I I I L CPU RUN STOP switch Remains unchanged in remote run stop mode 0 RUN 1 STOP...

Page 186: ...an the content of 09019 Maximum 09019 Scan scan time the value is newly stored at each END Namely time per 10 ms the maximum value of scan time is stored into 09019 in BIN code Constant Sets user program execution intervals in 10 ms scan time increments 2 Conslanl User 0 Content scan function unused 09020 specified 1 to 490 Content scan function used program scan in 10 ms executed at intervals of ...

Page 187: ...o b12 b11 tc ea b7 to b4 bOtobO 09039 priority Priority 5 D9038 Prio l1y Priority 3 Priority 2 Priority 1 D9038 Priority 5 See Section 4 2 8 for details Bits which correspond to 1 0 modules and remote terminal modules which caused communication fault are set at 1 set Bits which correspond to faulty stations are set at 1 if communication cannot be restored to normal after the number of retries set ...

Page 188: ...t terminal modules or the number of retries is inoorrect e2 Cable is broken or an I O module or remote terminal module is turned off Number The number of requests for communication with of remote terminal modules made with the requests FROMITO instructions is stored for The number of requests decreases by 1 every com time the communication with remote terminal 09081 munica o to 32 modules is compl...

Page 189: ...ered at power on have been detected the 1 0 module numbers in units of 16 points are entered 1 in bit pattern Preset I O module numbers when D9117 parameter setting has been performed 1 09118 Bit pattern 13 12 11 10 8 7 8 e 4 0 2 0 1 I O in modules 09118 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 09119 module of 16 M9OO1 09001 verify points of 09117 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 error verify error 09123 ...

Page 190: ...ing LED R instruction the contents of 09125 to 09132 are shifted upward byone e When there are 8 annunciator detections the 9th one Is not stored into 09125 to 9132 even if detected 09127 09128 SET SET SET SET SET SET SET SET SET SET SET Annun Annun F50 F25 F1e F25 F1 5 F70 F85 F38 F110 F151F210 LED R ciator ciator M9009 09009 detection detection number number 0000 0 50 50 50 50 50 50 50 50 50 50 ...

Page 191: ...ion 10 16 15 14 13 12 11 10 9 Output 10 Station Station Station Station Station Station Station Station module 24 23 22 21 20 19 16 17 11 Station Station Station Station Station Station Station Station Remote 56 55 54 53 52 51 50 49 terminal 09140 Station Station Station Station Station Statlon Stalon Statlon 64 63 62 61 60 59 56 57 The number of times of retry performed to the I O module or remot...

Page 192: ...n can be at online resumed by rebooting error 2 Communication When one of the I O modules and stop at online remote terminal modules has error become faulty communication with all stations stops When the faulty station has returned to normal communication can be resumed by rebooting Set the number of retries to be executed with an I O module or remote terminal module if communication Is faulty Ret...

Page 193: ...h remote terminal module is switched from OFF to ON Set the bit which corresponds to the faulty station at 1 The bit which corresponds with the faulty station becomes 1 when normal communication can not be restored within preset number of retries set with 09174 With automatic return enabled such corresponding bit is rest to 0 when normal communication is restored Data structure 0 09196 Faulty Norm...

Page 194: ... parameter setting program capacity less than 8K steps should be set 3 Number of I O points The A2C has 512 input and output points from X yO to X Y1FF 4 Interrupt programs and interrupt counters are unusable On the A2C interrupt programs I to IRET cannot be executed Do not set interrupt counters using parameters Counters set for interrupt counters cannot execute count processing with main routine...

Page 195: ...ogram of the sequence program See Section 4 2 9 for details of the initial program 8 Writing to EP ROM impossible Since the A2C uses only one ROM it is impossible to prepare the ROM for ROM operation in the ROM mode It is possible to prepare two ROMs even numbered addresses and odd numbered addresses for storage APP 21 ...

Page 196: ...grams and interrupt counters are unusable On the A2C interrupt programs I to IRET cannot be executed Do not set interrupt counters using parameters Counters set for interrupt t counters cannot execute count processing with main routine programs and subroutine programs 5 Unusable devices Since the A2C does not execute interrupt programs I interrupt pointer is not usable 6 Unusable instructions The ...

Page 197: ...P ROM impossible Since the A2C uses only one ROM it is impossible to prepare the ROM for ROM operation using the A6WU in the ROM mode It is possible to prepare two ROMs even numbered addresses and odd numbered addresses for storage APP 23 ...

Page 198: ...ters are unusable On the A2C interrupt programs I to IRET cannot be executed Do not set interrupt counters using parameters Counters set for inter t rupt counters cannot execute count processing with main routine programs and subroutine programs 5 Unusable devices Since the A2C does not execute interrupt programs I interrupt pointer is not usable 6 Unusable instructions The following instructions ...

Page 199: ... ROM impossible Since the A2C uses only one ROM it is impossible to prepare the ROM for ROM operation using the A6WU in the ROM mode It is possible to prepare two ROMs even numbered addresses and odd numbered addresses for storage APP 25 ...

Page 200: ...e devices Since the A2C does not execute interrupt programs I interrupt pointer is not usable Do not set interrupt counters using parameters Counters set for inter rupt counters cannot execute count processing with main routine programs and subroutine programs 6 Unusable instructions The following instructions are not usable on the A2C a PR ASCII print instruction b EI DI Interrupt program allow d...

Page 201: ...M for ROM operation for use with the A2C by connecting to the A6PHP the two conditions mentioned below must be satisfied a Boot the A6PHP with the SW4GP GPPA system b Use the A6WU of version E or later Even though these two conditions are not satisfied it is possible to prepare two even numbered addresses and odd numbered ad dresses for storage 3 When connected to the A6HGP Since the A6HGP is not ...

Page 202: ...se the remote terminal setting with parameters 3 Editing with the GPP PHP HGP booted with the SW3GP GPPA SW3 HGPA or earlier system disk Sequence programs written with the SW4GP GPPA system disk can be edited It is impossible to change remote terminal setting with parameters To change remote terminal setting follow the procedures below a In case the software version C or earlier is used the priori...

Page 203: ...rcumstances will Mitsubishi Electric be liable or responsible for any consequential damage that may arise as a result of the installation or use of this equipment All examples and diagrams shown in this manual are intended only as an aid to understanding the test not to guarantees operation Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative ...

Page 204: ... MELeo TOKYO NAGOYAWORk S 14 YAOA MINAMI5 HIGASHI KU NAGOYA JAPAN When exported from Japan this manual does not require application to the Ministry of International Trade and Industry for service transaction permission 18 NA 66267 A 9011 MEE Printed in Japan Specifications subject to change without notice ...

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