Type A0J2HCPU(P21/R21) User`s Manual (Hardware)
Contents
1. DC12 24V FG lt 2 888 wv v Alp 0 gt 1 1 T Rated Input Rated Load Rated Input Rated Load 7 Voltage Voltage 8 Voltage Voltage AOJ2E E28DS 12 24VDC 100V 240VAC AOJ2E E28DT 12 24VDC 12 24 eed DC12 24V Pl ala 31818188 825 CE LL La 061224 NC FG m e 43 4 4 3 Input Output module connections A0J2 E E56 _ An A0J2 E E56 is a combination of an input module A0J2 E E32 7 and output module A0J2 E E24 For details on connecting the 042 56 type I O modules refer to the details for the corresponding input modules and output modules The table below indicates the combinations of I O modules Module Model Name Input Module Output Module 1 A0J2 E56AR AOJ2 E32A P E24R 2 A0J2 E56AS A0J2 0 2 246 3 A0J2 E56DR sink type E24R A0J2 E32D 4 A0J2 E56DS sink type am 0 2 246 5 0 2 560 sink type A0J2 E52. 53 Appendix 2 Transportation Precautions 53 Appendix 2 1 Controlled Models sees 53 Appendix 2 2 Transport Guidelines 53 A 9 This manual describes the handling precautions connections to I O modules and error codes for the AOJ2HCPU P21 R21 About Manuals The following manuals are also related to this product Please order those you require Detailed Manuals Manual Title Model Code AQJ2HCPU P21 R21 User s Manual This manual describes the performance functions handling etc of the AOJ2HCPU P21 R21 Related Manuals Manual No Manual Title O O Model Code ACPU Programming Manual Fundamentals This manual describes programming methods required to create 66249 programs device names parameters types of program configuration of 13J740 the memory area etc 66268 13 788 ACPU Programming Manual Common Instructions This manual describes how to use the sequence instructions basic instructions application instructions and micro computer programs A0J2 I O unit User s Manual This manual describes the specifications of each of the modules 66068 extension power supply modules cables used with A0J2 general
3. Ed deii eei din 28 3 6 2 Procedure for removal av eere tho EE 29 4 INPUT OUTPUT MODULE SPECIFICATIONS AND CONNECTIONS 30 4 1 Explanation of I O Module Model Names 30 2 2 WATT NN 30 4 2 1 Input module 506 1 6 0 8 30 4 2 2 Connections for input 0 88 32 4 3 Output Modules NARNIA DUDEN 34 4 3 1 Output module specifications 34 4 3 2 Output module CONNECTIONS cocco re ente ne 36 A A Input Output Modules 38 4 4 1 Input Output module specification 38 4 4 2 Input Output module connections 2 28 42 4 4 3 Input Output module connections 2 56 3 44 CODES Ec 45 5 1 Error Code List for 0 2 1 2 45 53 Appendix1 CPU Startup Names
4. Checked continuously UNIT VERIFY Checked at the execution of END instruction However this is not checked when M9084 or M9094 is ON Error Codes List Continued Error and Cause Scan time exceeds watchdog timer error supervising time 1 Scan time of user program has become excessive 2 Scan time has lengthened due to momentary power failure which occurred during scan When the END instruction is executed another instruction code has been read due to noise etc The END instruction has changed to another instruction code for some reason The instruction cannot program by instructions etc looped module data is different from that at power on 1 The I O module including the special function module is a incorrectly disengaged or has been removed or b a different module has been loaded 49 Corrective Action 1 Calculate and check the scan time of user program and reduce the scan time by use of CJ instruction etc Monitor the content of special register D9005 by use of peripheral device When the content is other than O line voltage is insufficient Therefore check the power and eliminate the voltage fluctuation Perform reset and RUN If the same error is displayed again it is a CPU hardware fault Therefore consult your nearest Mitsubishi representative Check for an infinite loop and be executed with the sequence correct
5. Weight kg Ib 2 21 1 16 2 56 0 65 1 43 AOJ2HCPURZ21 1 16 2 56 2 250 9 84 112 4 41 W x41 1 61 0 250 9 84 H x 112 4 41 W AOJ2HCPU P21 R21 x41 1 61 D 250 9 84 H x 112 4 41 W x68 2 68 D External dimensions mm inch 1 The total memory used for parameters T C set values program capacity file registers number of comments sampling trace and status latch is 32k bytes 2 Upto 1600 comments can be stored in the AOJ2HCPU In the GPP PHP HGP 4032 comments points can be written 8 Indicates the allowable momentary drop time from lower limit input power supply voltage 15 6 V 2 2 This section describes the performance specifications of optical and coaxial links when using A0J2HCPU P21 R21 data link modules Table 2 2 Data Link Performance Specification Optical Data Link Coaxial Data Link A0J2HCPUP21 A0J2HCPUR 21 336 480 when extension base is used Max number of Input x 512 points 64 bytes usable link points per station Output Y 512 points 64 bytes 1024 1 8 byte point 128 bytes link points in 1 system Link register 1024 W 2 bytes points 2048 bytes Max number of link points in 1 Y W lt 1024 bytes station Allowable momentary power 1 1 Within 20 ms failure time Communication speed 1 25 mbps Max 10 km 32810 ft Max 10 km 32810 ft 1 km 3281
6. 139602 purpose programmable controllers 66250 13J741 A 10 1 5 2 2 7 0 1 1 SPECIFICATIONS Table 1 1 General Specification ltem Specifications Ambient operating 0 to 50 C temperature Ambient storage 20 to 75 C temperature 10 to 909 RH No condensin humidity dich 9 Ambient storage humidity 10 to 90 RH No condensing Under 10 to 57Hz Conforming 0 003in intermittent 2 10 times vibration 57t0150Hz 55 s each in resistance JIS B 6501 1G IEC 1131 2 00 35 ne Under 10 to 57Hz directions 0 001in continuous TEE for 80min vibration 7 to 150H 222011 Mm Conforming to JIS B 3501 IEC 1131 2 147m s 15G 3times in each of 3directions X Y Z ambience Operating 2000m 6562ft Installation location location Control panel Over voltage 1 This indicates the section of the power supply to which the equipment is assumed to be connected between the public electrical power distribution network and the machinery within premises Category ll applies to equipment for which electrical power is supplied from fixed facilitis The surge voltage withstand level for up to the rated voltage of 300V is 2500V 2 This index indicates the degree to which conductive material is generated in terms of the environment in which the equipment is used Pollution level 2 is when on
7. Module Performance Specifications 2 3 LOADING AND 5 10 4 Installing WOU SS feia a a 4 3 1 1 Precautions for handling of modules 4 3 1 2 Installation 4 3 1 3 Precautions relating to the installation of the module 5 2 52 55 10 8 3 3 Power Supply Module and Cable Specifications 11 3 3 1 Performance specification for power supply modules 11 3 9 2 Cable SpecIfICatlOnis 12 3 3 3 Power supply CORIDOCIODL c 14 3 3 4 Connection to module 17 3 4 Precaution when Connecting the Uninterruptive Power Supply UPS 19 3 5 Part Identification and Setting of AOJ2HCPU 21 21 20 3 6 Installing and Removing the Lever 40 28 3 6 1
8. filter E FG terminal Termianl connected to shield pattern on PCB Terminal cover Remove the cover when connecting cables to the terminals set the cover in place after completing cable connection Power input terminals A0J2H DC24 These terminals are for input of the DC power supply 24VDC 24GDC Terminals to input 24 VDC or to supply internal power supply for relay and transisitor H 23 7 8 9 e Open the cover to do the followig cable and extension cable connector The connector for signal cables of I O modules and extension base Cover Protective cover for PCB EP ROM and battery of AOJ2HCPU P21 R21 e Remove install an EP ROM e Set the memory EP ROM e Connect a battery Change the battery Cover mounting screws The screws used to fixed the cover 10 Peripheral device fixing screw The screw to fix the peripheral device 11 Module mounting hole The opening to mount the A0J2HCPU P21 R21 module to a panel or to mount an module vertically 12 Battery Used to retain data such as that of programs devices in the latch range and file registers 24 13 DIP switch Switches used to set memory protect state ROM RAM selection and input output control mode ON Factory setting m m m Switches 1 and 2 OFF OFF Switch ON 1 2 3 L gt control mode selection switch Memory selection switch Memory protect swit
9. gt e e c N N m m m m o w D Z nm ITI ho gt JJ gt c D m D 2 42 8 5 5 Output Modules Number of Points Max load Current Per Relay contact output N Transistor output sink 100 240 0 6A VAC 0 5A Transistor 0 8A 12 24VDC output source Triac output Relay contact 24VDC output 240VAC 100 240 VAC Relay contact 24VDC output 240VAC 0 100 240 0 VAC 12 24VDC Relay contact 24VDC output 240VAC Triac output 2 die p VAC Transistor 12 24 output source Quick blowing fuse one per common LED lights and signal is output to the CPU when a fuse blows Triac output N A Transistor output sink A 2A 6A 2A 6A 5A 2A o gt 40 Output Response Time 2105 max 1ms max 0 5ms max 10ms max ims max 10ms max 1ms max 21105 max 10ms max 1ms max 0 5ms max Module point 1 gt ON OFF Relay contact 24VDC 100 240 0 5 2 24VDC 100 to 0 5 12 2ms max resistance load Relay contact 24VDC 2 5A 10ms max 12ms max 0 5Hz ims max 1 5ms max 12ms max 0 5Hz ims max 12ms max 0 5Hz ims max 2ms max resistance load 12ms max 0 5Hz ims max 1 5ms max Common Surge Connection Suppressor External p
10. loaded rewrite the contents of 2 The occurrence of an error the ROM or change the destroyed the memory ROM Checked contents adding an during instruction code that cannot instruction be read to the memory execution PARAMETER The parameter contents of CPU Check the loading of the ERROR memory are changed due to CPU memory and load it noise or incorrect loading of correctly memory Read the parameter Checked at contents of CPU power on memory check and reset STOP to correct the contents and RUN PAUSE write them to the to STEP RUN memory again 45 Table 5 1 Contents of Special Register D9008 BIN value Error Message MISSING END INS Checked at M9056 or M9057 on STOP to RUN PAUSE to STEP RUN CAN T EXECUTE P Checked at 509 JMP FOR to NEXT execution STOP to RUN PAUSE to STEP RUN Error Codes List Continued Error and Cause 1 There is no END FEND instruction in the program 2 Although a subprogram is set in the parameters the subprogram has no END instruction There is no jump destination or plural destinations specified by the CJ SCJ CALL CALL P JMP instruction Although there is a CHG instruction there is no setting for a subprogram Although there is no CALL instruction the instruction exists in the program and has been executed The CJ SCJ CALL CALL P or JMP instruction has been execut
11. no circuit block above the CHK instruction circuit block D1 device number of the CHK D1 D2 instruction is different from the contact device number above the instruction Pointer P254 is not attached to the start of the CHK instruction circuit block p254 HHIHERKIDTIDH 47 Corrective Action 1 Read the error step by use of a peripheral device and correct the program at that step Make corrections such as the insertion of jump destination or the changing of jump destinations to one Check the program of the CHK instruction circuit block 1 to 7 in the left column Correct errors using a peripheral device and restart the operation This error code is only valid when the 1 control uses the direct method Table 5 1 Contents of Special Register D9008 BIN value Error Message CANT EXECUTE At interrupt occurrence Checked at STOP to RUN and PAUSE to STEP RUN ROM ERROR Checked at power on and MEMORY PROTECT ERROR Checked at power on and RAM ERROR Checked at power on reset M9084 ON during CIRCUIT Checked at power on and reset Error Codes List Continued Error and Cause 1 Although the interrupt module is used there is no number for interrupt pointer which corresponds to that module in the program or several numbers of pointer exist in the program No instruction has bee
12. that the whole system will always operate safely Also before exercising other control program change operating status change status control on the running PLC read the manual carefully and fully confirm safety Especially for the above control on the remote PLC from an external device an immediate action may not be taken for PLC trouble due to a data communication fault In addition to configuring up the interlock circuit in the sequence program corrective and other actions to be taken as a system for the occurrence of a data communication fault should be predetermined between the external device and PLC CPU e When configuring a system do not leave any slots vacant on the base Should there be any vacant slots always use a blank cover A1SG60 or dummy module A1SG62 When the extension base 1552 1555 or A1S58B is used attach the dustproof cover supplied with the product to the module installed in slot 0 If the cover is not attached the module s internal parts may be dispersed when a short circuit test is performed or overcurrent overvoltage is accidentally applied to the external I O area e Do not bunch the control wires or communication cables with the main circuit or power wires or install them close to each other They should be installed 100 mm 3 94 inch or more from each other Not doing so could result in noise that would cause erroneous operation e When controlling items like lamp load heater or sole
13. the model names of I O modules The final part of an module model name indicates the 1 specifications 22 1 3 r A 100VAC input D 12 24VDC input 1 specifications R Relay output S Triac output T Transistor output r 32 32 I O points 24 24 output points Number e Pe points gm 28 16 input points 12 output points 56 32 input points 24 output points Example A0J2 E56AR I O module Output specification Relay contact output Input specification 100VAC input Number of I O points 56 32 input 24 output 4 2 Input Modules This section describes the specifications of A series I O modules and their connections 4 2 1 Input module specifications Max A Operation Voltage Input Points Rated Input Simultaneous Model Name Tune per Input Input Points Module Voltage ON oFF simultaneous ON Voltage Voltage Dercentaae 40 AoJ Eggp PC input sink AQJ2E E32p DO input source 100 120 areater 32 30 Response Time Internal Number of Common Connections Current Input Output Connection gt ON gt OFF Consumption Points common max max connector 0 5ms 1 0ms All modules are insulated by photocoupler max max gt pem 16 points per Input are indicated by LED Upper 8 points high speed mode 31 4 2 2 Connections for input modules 1 Model Na
14. 039 6053344 Tower 2 Floor 17 18 Rama 3 Road Spain Mitsubishi Electric Europe B V Spanish Bangkpongpang Yannawa Branch Bangkok 10120 Carretera de Rubi 76 80 Tel 66 2 682 6522 08190 Sant Cugat del Valles Indonesia P T Autoteknindo SUMBER MAKMUR Barcelona Spain Jl Muara Karang Selatan Block A Utara Tel 34 93 565 3131 No 1 Kav No 11 Kawasan Industri France Mitsubishi Electric Europe B V French Pergudangan Jakarta Utara 14440 Branch di Te nne uu ndia essung Systems Put Ltd Electronic Sadan NO 111 Unit 15 Nanterre Cedex France M I D C BHOSARI PUNE 411026 TEL 33 1 5568 5568 Tel 91 20 712 2807 South Africa Circuit Breaker Industries LTD Australia Mitsubishi Electric Australia Pty Ltd Tripswitch Drive Elandsfontein Gauteng 348 Victoria Road PostalBag No 2 South Africa Rydalmere N S W 2116 Australia Tel 27 11 928 2000 Tel 61 2 9684 7777 SX MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE 1 8 12 OFFICE TOWER Z 14F HARUMI CHUO KU 104 6212 JAPAN NAGOYA WORKS 1 14 YADA MINAMI 5 CHOME HIGASHI KU NAGOYA JAPAN Specifications subject to change without notice Printed in Japan on recycled paper
15. 1 97 or greater or greater 50 1 97 or greater Unit mm inch 77 b The dimensions of the AOJ2HCPU module when a PU is mounted to it are shown in Figure 3 1 The dimensions when the module is mounted in side to side and top to bottom arrangements are shown in Figures 3 2 and 3 3 c The dimensions when an extension base unit is installed are shown in Figure 3 4 When an AO0J2C10B extension cable is used the extension base unit can also be installed on the door of the panel AOJ2HCPU A0J2 Et 112 A0J2 E56 12 A0J2HCPU P21 R21 A0J2HCPU 40 2 532 lt A0J2HCPU P21 R21 0J2 E28 1 LONE AOJ2ZHCPU AOJAHCPU P21 R21 4 E 79 8 11 120 4 72 161 6 34 106 4 17 147 5 79 188 7 40 Unit mm Tinch 1 CPU module with PU 2 Situation when a PU is 3 Situation when a PU is mounted on it mounted to an AOJ2HCPU mounted to an 2 The dimension in parentheses module on which one module on which two applies when the CPU module is module is mounted modules are mounted an A0J2HCPU P21 R21 Fig 3 1 Dimensions for Module to Module Mounting 2 Indicates the position of the ceiling of the panel or a wiring duct or component 1 zoe A0J2C03 or greater lt A0J2C06 Duct height 50 1 97 or greater 50 1 97 or greater Unit mm inch Unit mm inch 1 If the
16. 6DT eem AQJ2 E24T 24 AOE EEDS ___ 2 5605 A0J2E ES2D 0 2 246 8 2 560 source type AOJ2E E56DT source type AQJ2E E24T E24T Example For connection of the A0J2 E56AR input output module refer to the details for 2 2 and A0J2 E24R Input terminals Output terminals Refer to the connection drawing for the A0J2 E32A input module Refer to the gt connection drawing for the A0J2 E24R output module Front of module 44 ERROR CODES E If an error occurs in the RUN mode an error display or error code including a step number is stored in the special register by the self diagnostic function The error code reading procedure and the causes of and corrective actions for errors are shown below Errors should be cleared by taking appropriate action 5 1 Error Code List for AOJ2HCPU This section gives the error descriptions possible causes and corrective action for AO0J2HCPU error codes and error messages Table 5 1 Error Codes List Contents of Special Error Message Register Error and Cause Corrective Action D9008 BIN value INSTRCT An instruction code which 1 Read the error step by CODE ERR cannot be decoded by CPU is use of peripheral device included in the program and correct the program 1 ROM including invalid at that step instruction code has been In the case of ROM
17. ED is not lit in the following cases When 100 200 VAC is not being supplied to the AOJ2HCPU When the RUN key switch is at the STOP position When a remote SOTP is executed e When a remote PAUSE is executed e Flashing The RUN LED flashes in the following cases e When an error that stops sequence program operation is detected in self diagnosis 0 5 s ON 0 5 s OFF e When a latch clear operation is executed 0 2 s ON 0 2 s OFF e When an annunciator F is set when M9048 is ON only T 2 5 0 5 s OFF 4 LEDs indicating operation details and errors LED Name LED Name Lit at code error check POWER Lit when power ON OVER Lit on occurrence of data input S RUN Lit during sequence program delay error operation AB IB Lit when all data is 1 L RUN Lit when data link is normal TIME Ove Lit during data sending DATA Lit on occurrence of receive data m Lit during data reception error UNDER Lit during forward loop communication F LOOP Lit when the data receive line is the forward loop and not lit when it is the reverse loop Lit on occurrence of forward loo F LOOP p reception error Lit on occurrence of reverse E A E A error R LOOP 21 The LEDs CRC to R LOOP indicate the operation status of the MELSECNET data link system For details refer to the MELSECNET 1 Data Link System
18. J2PW DC24 10 10 41095 m 100 120 VAC 70 7 200 240 VAC 719 2106 DU 85 132 7 17010264 VAC 15 6 to 31 2 VDC Input current 0 7 A or less 1 5 A or less 1 ue up Au 0 35 A or less 0 8 A or less 4 VDC or less Input frequency 50 60 HZ 5 50 60 HZ 5 Maximum input 120 VA or less Output Input electric power Input electric power power 24W 24Worles 24Worles 50 A 65 A TYP 40 within 5 ms 40 within 5 ms within 2 ms within 2 ms PE ormre 002020200 Efficiency 65 or more Rated 5 VDC output Overcurrent protection 24 00 06A 195A Power supply display LED display provided AOJ2HCPU 250 112 41 9 84 4 41 1 61 Size mm in AO0J2HCPUP21 250x112x41 9 84 4 41 1 61 R21 250x112x68 9 84 4 41 2 68 2 0 75 1 65 Weight kg Ib AQJ2HCPUP21 0 71 1 56 0 65 1 43 0 71 1 56 R21 1 16 2 25 POINTS 1 An extension power supply module is used when power capacity is insufficient with only the CPU module s built in power supply 2 One extension power supply module may be used for the AOJ2HCPU 3 Oscillation noise will occur when using the AOJ2PW with a light load but no error has occurred 4 Overvoltage protection If 5 5 to 6 5 V of overvoltage is applied to the 5 VDC circuit an overvoltage protection device breaks the circuit and stops the system The LED display of the power supply module goes OFF If the
19. MITSUBISHI A0J2HCPU P21 R21 Mitsubishi General Purpose Programmable Controller User s Manual Hardware Thank you for purchasing the Mitsubishi general purpose programmable controller MELSEC A series Prior to use please read both this manual and detailed manual thoroughly and familiarize yourself with the product MODEL 13JL05 66758 0308 1990 MITSUBISHI ELECTRIC CORPORATION e SAFETY PRECAUTIONS Read these precautions before using When using Mitsubishi equipment thoroughly read this manual and the associated manuals introduced in this manual Also pay careful attention to safety and handle the module properly These e SAFETY PRECAUTIONS classify the safety precautions into two categories DANGER and CAUTION PD Procedures which may lead to a dangerous condition gt DANGER 2 and cause death or serious injury if not carried out properly N CAUTION Procedures which may lead to a dangerous condition and cause superficial to medium injury or physical damage only if not carried out properly lt Depending on circumstances procedures indicated by N CAUTION may also be linked to serious results In any case it is important to follow the directions for usage Store this manual in a safe place so that you
20. O cable must not be made longer than 6 6 m 21 65ft If a length of I O cable longer than this is used erroneous outputs may be made to the output units b When connecting the CPU module and modules the receiving end voltage at each 1 module must be 4 75 V or greater For details on the method for calculating the receiving end voltage see Section 5 3 2 Extension cable specifications This section describes specifications of the extension cable used for the AO0J2HCPU system Table 3 3 Extension Cable Specification 5 4 1 A0J2C04B A0J2C10B Cable length mm in 400 15 75 1000 39 37 5 VDC supply line resistance Q at 55 C 029 9258 Connection between A0J2 I O module and A series extension base unit Application Connection between an extension power supply module and A series extension base unit A0J2C04B or A0J2C10B A series module LN Connecting method outline E32 E24 E28 Insert the cable into IN position Extension base unit Be sure to set the extension staae number to A65B S1 or A55B S1 Weight kg Ib 0 160 0 006 0 260 0 01 13 3 3 3 Power supply connection The information on wiring that you should be aware of when using the system is given below The following cautions must be observed when wiring the power line and input output lines 1 Wiring of power source a If voltage variations are greater than the specification connect a
21. Reference Manual The S RUN LED indicates the operation status of the sequence program e Lit The RUN key switch is in the RUN position and sequence program operation is in progress Remains lit even if an error that does not stop sequence operation occurs e Not lit The S RUN LED is not lit in the following situations e When 100 200 VAC is not being supplied to the A0J2HCPU P21 R21 e When the RUN key switch is at the STOP position When a remote STOP is executed e When a remote PAUSE is executed Flashing The S RUN LED flashes in the following situations e When an error that stops sequence program operaion is detected in self diagnosis M 0 5 s ON 0 5 s OFF e When a latch clear operation is executed 0 2 5 ON 0 2 s OFF e When an annunciator F is set when M9048 is ON only 2 5 0 5 OFF 5 HS 422 connector Connector for writing reading main programs monitoring and testing using a peripheral device e The cover should be fitted to this connector if no peripheral device is connected 22 6 Power supply terminal block A0J2HCPU P21 R21 A0J2H DC24 A M4 gt 0 7 gt 8 n orn Power supply terminals Connect 100 VAC or 200 VAC to these terminals n s To receive 100 VAC Short the terminals with the jumper To receive 200 VAC Leave the terminals open D mi Grounding terminal for power supply
22. as follows ProductName Model Product supply status Classification for transportation A series battery Lithium battery Non dangerous goods Appendix 2 2 Transport Guidelines Comply with IATA Dangerous Goods Regulations IMDG code and the local transport regulations when transporting products after unpacking or repacking while Mitsubishi ships products with packages to comply with the transport regulations Also contact the transporters 53 MEMO 54 Warranty Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi machine damage or lost profits caused by faults in the Mitsubishi products damage secondary damage accident compensation caused by special factors unpredictable by Mitsubishi damages to products other than Mitsubishi products and to other duties ANFor safe use This product has been manufactured as a general purpose part for general industries and has not been designed or manufactured to be incorporated in a device or system used in purposes related to human life Before using the product for special purposes such as nuclear power electric power aerospace medicine or passenger movement vehicles consult with Mitsubishi This product has been manufactured under strict quality control However when installing the product where major accidents or losses could occur if the product fails install appropriate backup or failsafe functions in the
23. can take it out and read it whenever necessary Always forward it to the end user DESIGN PRECAUTIONS e Install a safety circuit external to the PLC that keeps the entire system safe even when there are problems with the external power supply or the PLC module Otherwise trouble could result from erroneous output or erroneous operation 1 Outside the PLC construct mechanical damage preventing interlock circuits such as emergency stop protective circuits positioning upper and lower limits switches and interlocking forward reverse operations A 1 DESIGN PRECAUTIONS 2 When the PLC detects the following problems it will stop calculation and turn off all output in the case of a In the case of b it will stop calculation and hold or turn off all output according to the parameter setting Note that the AnS series module will turn off the output in either of cases a and b a The power supply module has over current protection equipment and over voltage protection equipment b The PLC CPUs self diagnosis functions such as the watch dog timer error detect problems In addition all output will be turned on when there are problems that the PLC CPU cannot detect such as in the I O controller Build a fail safe circuit exterior to the PLC that will make sure the equipment operates safely at such times See section 9 1 of this manual for example fail safe circuits 3 Output could be left on or off when there is tr
24. ch 1 Setting the memory protect switch The memory protect range is the first 20k bytes of the 32k byte user memory area POINTS 1 Do not use the memory protect function when performing sampling trace or status latch If the protect function is used the data cannot be stored to memory 2 Set the memory protect switch to the OFF position during ROM operation If it is left ON a MEMORY PROTECT ERROR will occur 2 Setting the memory selection switch For RAM operation set switch 2 OFF For ROM operation set switch 2 ON However for ROM setting switch 1 must be OFF I O contorol mode selection switch When using the direct mode for both input and output set switch 3 ON When using the refresh mode for both input and output set switch 3 OFF 14 Battery connector e Connects with the connector on the battery 15 Memory installation socket e Socket install the EP ROM 25 16 Station number setting switches e Set the station number in the range of 01 to 64 e x10 switch STATION No Sets tens digit of station number x10 x1 e x1 switch Xi 215 Sets units digit of station number e Set 00 when the station is used as the master station e Set 01 to 64 when the station is used as a local station 17 Mode selection switch The following functions are available according to the selected mode Settin m 9 Mode Description N
25. constant voltage transformer Constant Q voltage dE PC transformer Q b Use a power supply which generates minimal noise between wires and with respect to the ground If there is excessive noise connect an insulating transformer Insulatina transformer Insulatina transformer c When a power transformer or 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 Power Supply Module Transformer Capacity AOJ2HCPU 56VA A0J2 PW 120VA d When wiring separater the PC power source from the power sources for equipment and power equipment as shown below Main PC Main PC power power power power source source source source 100 VAC 7 200 2 5 4 2 E power E source power T1 59 10 equipment 18 8 equipment Main circuit power source 0 6 gt Main circuit equipment 14 e The 100 VAC 200 24 VDC cables should be twisted as tightly as possible with the distance between the connected modules as short as possible f A thick cable max 2 mm should be used for the 100 VAC 200 VAC 24 VDC cables to minimize voltage drop g The 100 VAC and 24 VDC cables should not be bundled together with or located near the main circuit high voltage large current cable or the input output signal lines If possible these cables lines should be separat
26. crews can cause damages to the screws and or the module resulting in fallout short circuits or malfunction A 6 STARTUP AND MAINTENANCE PRECAUTIONS The online operations conducted for the CPU module being operated connecting the peripheral device especially when changing data or operation status shall be conducted after the manual has been carefully read and a sufficient check of safety has been conducted Operation mistakes could cause damage or problems with of the module Do not disassemble or modify the modules Doing so could cause trouble erroneous operation injury or fire Use any radio communication device such as a cellular phone or a PHS phone more than 25cm 9 85 inch away from the PLC Not doing so can cause a malfunction Switch all phases of the external power supply off before mounting or removing the module If you do not switch off the external power supply it will cause failure or malfunction of the module Do not drop or give an impact to the battery installed in the module Otherwise the battery will be broken possibly causing internal leakage of electrolyte Do not use but dispose of the battery if it has fallen or an impact is given to it Always make sure to touch the grounded metal to discharge the electricity charged in the electricity charged in the body etc before touching the module Failure to do say cause a failure or malfunctions of the module DISPOSAL PRECAUTIONS W
27. d as a rule ground the shielding at the PC side under some conditions it may be preferable to ground at the other side PC Shielded cable Output C C C C If the wiring is run through piping ground the piping f Separate the 24 VDC I O cables from the 100 VAC and 200 VAC cables If wiring over a distance of 200 m 7 88 in or greater trouble can be caused by leakage currents due to line capacity 4 Grounding The A series PC has good noise resistance can therefore be used without grounding except where there is excessive noise When grounding is necessary comply with b to e below b Ground the PC as independently as possible Class 3 grounding should be used grounding resistance 100 2 or less c When independent grounding is impossible use the common grounding method shown in figure 2 below Other Other PC equipment equipment Class 3 grounding Class 3 grounding 1 Independent grounding 2 Common grounding 3 Common grounding m Best Good Not permitted d Use 2 or thicker grounding wire The grounding point should be as close as possible to the PC to minimize the length of the grounding cable e Should incorrect operation occur due to grounding disconnect one or both of the LG and FG terminals of the base unit from the ground 16 3 3 4 Connection to module terminals This section describes the w
28. e AOJ2E E56DS AOJ2E E56DT 38 Input Modules Insulation Method By photo coupler Rated Input Voltage 100 120VAC 12 24VDC 100 120VAC 10mA 3 7mA 3 7mA 3 7mA 12 24VDC 3 7mA 3 7mA 3 7mA Input Current 10mA 3 7 3 7 3 7 3 7 3 7 3 7 or greater Operation Voltage Max Simultaneous Input Response Time ON Input External Common Input Points ON OFF Simultaneous ON Display Connection Connection gt gt Voltage Voltage Percentage ON 40VAC 15ms 35ms 10ms 10ms 36 points 100 max max terminal block connector greater 5 5ms 6 0ms 0 5ms 1 0ms LED 16 points per display common uan 40VDC 15ms 35ms max max max greater 10ms 10ms 36 points 60 max max terminal connector eds evDC two greater 5 5 5ms 6 0ms 0 5ms 1 0ms Upper 8 points high speed mode Model Name Output type gt c n Iri 60 gt gt c 60 2 2 ITI ho 42 8 5 amp gt N ITI ho gt co D A0J2E E28DS gt m co 7 gt c m D gt 5 gt c m O 2 A0J2 E56DS 2 c m m e 2 5605 2
29. ed by a distance of 100 mm 3 94 in or more h A lightning surge absorber should be connected as shown below as a measere against power surges caused by lightning Programmable controller AC i 5 input output device Eo E17 Lightning surge absorber POINTS 1 The ground E for the lightning surge absorber should be separate from the programmable controller ground 2 Select a lightning surge absorber which can accommodate the maximum power voltage rise 2 Cautions on use of A0J2H and A0J2PW 24 VDC output a If the output capacity of the A0J2H A0J2PW is insufficient supply power from the external 24 VDC power supply b Do not use one common module for parallel connection of the 2 and A0J2PW 24 VDC output Parallel connection will damage the A0J2H A0J2PW internal power supplies Extension cable x Extension cable module 24 VDC 24 VDC External power supply 9 3 Wiring of I O equipment a The applicable size of wire to the terminal block connector is 0 75 jo 2 mm However you are recommended to use wires of 0 75 mm for convenience b Run the input line and output line along separate rotes c I O signal wires must be at least 100 mm 3 94 in away from high voltage and large current main circuit wires d When the 1 signal wires cannot be separated from the main circuit wires and power wires use shielded cable an
30. ed with its jump destination located below the END instruction The number of FOR instructions does not match that of NEXT instruction The JMP instruction specified between FOR to NEXT has caused execution to deviate from between FOR to NEXT The JMP instruction has caused execution to deviate from the subroutine before the RET instruction is executed 46 Corrective Action 1 Write END at the end of the program Read the error step by use of a peripheral device and correct the program at that step Make corrections such as the insertion of jump destination or the changing of jump destinations to one Table 5 1 Contents of Special Register D9008 BIN value Error Message CAN T EXECUTE P Checked at 509 JMP CALL P FOR to NEXT execution STOP to RUN PAUSE to STEP RUN CHK FORMAT ERR Checked at STOP to RUN and PAUSE to STEP RUN Error Codes List Continued Error and Cause 8 The JMP instruction has caused execution to jump to a step or subroutine between FOR to NEXT There are instructions including other than LDX LDIX ANDX and ANIX in the CHK instruction circuit block There is more than one CHK instruction The number of contact points in the CHK instruction circuit block exceeds 150 The X device number in the CHK instruction circuit block exceeds X7FE There is
31. ft station interval 500 m 1640 5 ft station interval Conforms to HDLC frame method Retry due to CRC generating polynomial X 64 1 and time over Loopback function due to error detection and cable breakage RAS function NC diagnostic function such as host link line Candor 2 core optical connector plug BNC P 5 BNC P 3 NI DDK CA9003 equivalent Cable used 5 200 250 3C 2V 5C 2V equivalent 1 The overall loop distance is the distance from the sending port of the master station to the receiving port of the master station via slave stations Both optical and coaxial cables have a max distance of 10 km 32810 ft Overall loop distance 1 Error control system Overall loop distance 3 If using AOJ2HCPU at a master station or local station MELSECNET B data link system mount the MELSECNET B data link module AJ71AT21B on an extension base unit 3 3 LOADING AND INSTALLATION m 3 1 Installing Modules 3 1 1 Precautions for handling of modules The precautions on handling the AOJ2HCPU are listed below 1 The case of the AOJ2HCPU is made of resin do not drop it or subject it to strong impact 2 Do not remove the printed circuit board from the case This could cause failure 3 Make sure that no wire offcuts or other debris enters the module during wiring If anything does enter the module remove it Tighten the module mounting and terminal screws as specified be
32. hen disposing of this product treat it as industrial waste TRANSPORTATION PRECAUTIONS When transporting lithium batteries make sure to treat them based on the transport regulations Refer to Appendix 2 for details of the controlled models A 7 REVISIONS The manual number is given on the bottom right of the front cover Print Date Manual Number Oct 1990 66758 A Jun 1994 66758 Mar 1997 IB NA 66758 C pus 1998 66758 D General p specification 2003 66758 Partial corrections SAFETY PRECAUTIONS Japanese Manual Version IB NA 68462 E This manual confers no industrial property rights or any rights of any other kind nor does it confer any patent licenses Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual 1990 Mitsubishi Electric Corporation A 8 zu CONTENTS B iain 1 1 2 PERFORMANCE SPECIFICATIONS eee ee rete ense tete ttntntnnn 2 2 1 AOJ2HCPU
33. input power is turned ON after having gone OFF the system restarts by initial start If the LED display remains OFF without starting the system the power supply module must be replaced 11 3 3 2 Cable specifications This section describes specifications of the and extension cables to be used for the AOJ2HCPU system 1 I O cable specifications Table 3 2 shows specifications of the I O cables to be used for the AOJ2HCPU system Select cable according to module mounting method Table 3 2 I O Cable Specifications A0J2C01 A0J2C03 F A0J2CO06 A0J2C10 A0J2C20 Cable length 550 1000 2000 mm in SOGNO 21 65 39 37 78 74 5 VDC Supp ne 0 047 0 0617 0 0882 0 168 0 294 resistance Q at 55 C Used for Used for side to side installation Used for top to bottom module to module installation A0J2HCPU Extension power supply module A0J2C01 A0J2HCPU P21 R21 Extension power supply module E Application Used for double mounting with AO0J2HCPU AOJ2 2F Extension power supply module A0J2C03F Conection between A0J2HCPU module and A0J2 I O module Connection between an extension power supply module and A0J2 I O module Connection between A0J2 I O modules 0 130 0 196 0 375 Weight kg Ib 0 025 0 01 0 085 0 003 0 005 0 43 0 83 12 POINTS a When connecting the CPU module and l O modules the overall distance of the I
34. iring of power lines and grounding lines to CPU modules modules and extension base units 1 AOJ2HCPU A0J2HCPU module 100 110 VAC INPUT 100 200 VAC SHORT Connect to 24 VDC terminal of I O module which requires 24 VDC internally Extension base unit A65B INPUT Grounding line e Ground 17 POINTS 1 The 100 200 VAC and 24 VDC cables should be as thick as possible max 2 mm and should be twisted from the connected terminal In order to prevent shorting at the solderless terminals due to loose Screws use solderless terminals with insulation sleeves 2 If the LG and FG terminals are connected be sure to ground the connection If no ground is provided do not connect the LG and FG terminals Ungrounded connection of the LG and FG terminals will increase susceptibility to noise The LG terminal voltage is half that of the input voltage and may cause an electrical shock if touched Internal circuit Internal circuit INPUT 100 200 VA L F 3 The power supply used to supply 24 VDC to both the A0J2H DC24 and the I O module must satisfy the operating voltage ranges of the AOJ2H DC24 and the I O module 2 AOJ2H DC24 A0J2H DC24 J INPUT g X000 module 0 2 28 7 Grounding line Ground 3 4 Precaution when Connecting the Uninterruptive Power Sup
35. is output to the CPU when a fuse blows po Power supply to drive relay coils Short circuit protection provided 35 4 3 2 Output module connections Model Name Rated Load Voltage Model Name Rated Load Voltage A0J2 E24S 100V 240VAC 24VDC 240VAC wvl NINININI 2 9 UI A 00 0 100 3 Model Name Rated Load Voltage Model Name Rated Load Voltage 0 2 24 12V 24VDC AOJ2E E24T 12 24VDC 21 Y23 Y25 Y27 2 24 Y29 Y2B Y2D Y2A Y2C DC12 24V Y30 2 24 Y31 Y33 Y34 Y35 pz 7 DC12 24V NC NC NC NC FG NC 36 MEMO 4 4 Input Output Modules 4 4 1 Input Output module specification Model Name Input Type A0J2 E28AR AC input A0J2 E28AS A0J2 E28DR DC input sink type A0J2 E28DS A0J2 E28DT AOJ2E E28DR DC input AQJ2E E28DS source type AOJ2E E28DT A0J2 E5GAR AC input A0J2 E56AS A0J2 E5GDR DC input A0J2 E56DS sink type A0J2 E56DT AOJ2E E56DR DC input source typ
36. lay or more 3 2 Failsafe Circuits When the programmable controller power is switched abnormal processing outputs may occur temporarily due to a delay time between the controller s power supply and the external power supply particularly DC power for processing and due to a start up time difference For example a momentary erroneous output will occur from a DC output module if the programmable controller power is switched ON after the processing power external power supply is switched ON To prevent this from occurring a circuit must be provided which ensure that the programmable controller power is switched ON first External power supply errors or programmable controller failures could cause erroneous operation which affects the entire system Failsafe circuits should therefore be provided external to the programmable controller for critical functions emergency stop circuit protector circuits interlock circuits etc where a failure could cause machine damage or accidents An example of a circuit design which meets the above needs is shown on the following page 1 Example of circuit design For AC Power Power supply Transformer For AC DC Power Power supply DC current establi shed signal input START STOP circuit START is enabled Transformer Transformer Fuse 4 at programmable controller s RUN RA1 output o Lo Out
37. ld cause an operation failure Completely turn off the external power supply before loading or unloading the module Not doing so could result in electric shock or damage to the product Do not directly touch the module s conductive parts or electronic components Touching the conductive parts could cause an operation failure or give damage to the module 4 WIRING PRECAUTIONS e Completely turn off the external power supply when installing or placing wiring Not completely turning off all power could result in electric shock or damage to the product e When turning on the power supply or operating the module after installation or wiring work be sure that the module s terminal covers are correctly attached Not attaching the terminal cover could result in electric shock e Be sure to ground the FG terminals and LG terminals to the protective ground conductor Not doing so could result in electric shock or erroneous operation When wiring in the PLC be sure that it is done correctly by checking the product s rated voltage and the terminal layout Connecting a power supply that is different from the rating or incorrectly wiring the product could result in fire or damage Do not connect multiple power supply modules in parallel Doing so could cause overheating fire or damage to the power supply module External connections shall be crimped or pressure welded with the specified tools or correctly soldered Imperfect connec
38. low Tightening Torque Range N cm kgf cm Ib inch Terminal block terminal screw for I O module screw 49 to 78 5 to 8 4 34 to 6 93 Terminal block mounting screw for I O module M4 screw 78 to 137 8 to 14 6 93 to 12 13 Terminal block screw for power supply M4 screw 98 to 137 10 to 14 8 68 to 12 13 Module mounting screw M4 screw 78 to 118 8 to 12 6 93 to 10 4 3 1 2 Installation environment Avoid installing the AOJ2HCPU at locations subject to the following environmental conditions 1 Ambient temperatures outside the range 0 to 55 C 2 Ambient humidity outside the range 10 to 90 RH 3 Abrupt temperature changes causing condensation 4 Corrosive or flammable gases 5 Excessive dust conductive powders such as iron filings oil mist airborne salt organic solvents 6 Exposure to direct sunlight 7 Strong electric or magnetic fields 8 Exposure to direct vibrations and shocks 3 1 3 Precautions relating to the installation of the module When installing the PC on an operation panel or other base due consideration must be given to operability maintainability and resistance to environmental conditions 1 Installation site a In order to allow good ventilation and to ensure the module can be replaced easily provide the following clearances between the module and structural elements or other equipment Z 50 1 97 or greater oC oh 50 1 97 150
39. ly non conductive pollution occurs A temporary conductivity caused by condensing must be expected occasionally Shock resistance 2 PERFORMANCE SPECIFICATIONS LII 2 1 A0J2HCPU Module Performance Specifications 1 This section describes the performance of the AOJ2HCPU module including memory capacity devices etc Table 2 1 List of Performance control method Refresh mode selectable Language dedicated to sequence control Combined use of relay symbol type and logic symbolic language Sequence 22 instruction iles instructions Application mea Processing speed sequence Direct 1 25 to 2 25 instruction u sec step Refresh 1 25 Watch dog timer WDT msec 10 to 2000 Main sequence program main microcomputer program 8k steps max Program capacity Internal microcomputer program can be set to 7k steps 14k bytes max subsequence program not available Watch dog error monitor watch dog timer 200 ms Memory error Self diagnostic functions detection CPU error detection I O error detection battery error detection etc 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 Allowable momentary power No greater than 20 interruption time ms 3Allowablemomentarydroptime ms O No greater than 1 AO0J2HCPU 0 4A Current consumption 5 VDC A0J2HCPUP21 0 53A AOJ2HCPUR 1 0 86 AOJ2HCPU 0 75 1 65
40. me Rated Input Voltage 2 Model Name Rated Input Voltage A0J2 E32A 100 120 042 20 12 24VDC NM DM Pp O1 0 oj vw vj vI NINININI sf sjeississISS slsiz s s ele s v 3 Model Name Rated Input Voltage AOJ2E E32D 12 24VDC 32 MEMO 4 3 Output Modules 4 3 1 Output module specifications Points Rated Output Response Output Type Per Load Module Volt oque 01909 l iPoint iCommon gt AO0J2 E24R Pelay Conia AIDE wA sa homs max 12ms max output 240VAC 0 5Hz daaa 240VAC ms MO ms max 2ms max AOJ2 E24T Transistor output 24ponits ome resistance Sink load dd contact 24VDC output 12 24 0 8A 1 34 External Internal Number External Common Surge Error Current Supply Current of Input Connection Connection Suppressor Display TYP 24VDO nn Consumption Output en _ Points PNE p CR absorber Varistor 0 145A 0 Surge N 0 2A All modules are insulated by photocoupler Inputs are indicated by LED Quick blowing one per common 2 EUN LED lights and signal
41. n entered in the interrupt program There is an instruction somewhere besides the interrupt program Parameter and sequence programs are not correctly written to installed EP ROM 2 EP ROM is destroyed The MEMORY PROTECT switch is set in the ON position while operating the A0J2H system using ROM stored programs 1 The CPU has checked if write and read operations can be performed properly to the data memory area of CPU and as a result either or both has not been performed The operation circuit which performs the sequence processing in the CPU does not operate properly 48 Corrective Action 1 Check for the presence of interrupt program which corresponds to the interrupt module and create and interrupt program or reduce the numbers of to one Check if there is IRET instruction in the interrupt program and enter the IRET instruction Check if there is an IRET instruction somewhere besides the interrupt program and delete that IRET instruction Write the program correctly to EP ROM Set the MEMORY PROTECT switch in the OFF position Since this is a PC CPU hardware fault consult your nearest Mitsubishi representative Table 5 1 Contents of Special Register D9008 BIN value Error Message WDT ERROR Checked at the execution of END instruction END NOT EXECUTE Checked at the execution of END instruction WDT ERROR
42. noid valve using an output module large current approximately ten times greater than that present in normal circumstances may flow when the output is turned OFF to ON Take measures such as replacing the module with one having sufficient rated current A 3 INSTALLATION PRECAUTIONS e Use the PLC in an environment that meets the general specifications contained in this manual Using this PLC in an environment outside the range of the general specifications could result in electric shock fire erroneous operation and damage to or deterioration of the product Hold down the module loading lever at the module bottom and securely insert the module fixing latch into the fixing hole in the base unit Incorrect loading of the module can cause a malfunction failure or drop When using the PLC in the environment of much vibration tighten the module with a screw Tighten the screw in the specified torque range Undertightening can cause a drop short circuit or malfunction Overtightening can cause a drop short circuit or malfunction due to damage to the screw or module When installing extension cables be sure that the connectors of base unit are installed correctly After installation check them for looseness Poor connections could cause an input or output failure Correctly connect the memory cassette installation connector to the memory cassette After installation be sure that the connection is not loose A poor connection cou
43. ouble in the outputs module relay or transistor So build an external monitoring circuit that will monitor any single outputs that could cause serious trouble e When overcurrent which exceeds the rating or caused by short circuited load flows in the output module for a long time it may cause smoke or fire To prevent this configure an external safety circuit such as fuse e Build a circuit that turns on the external power supply when the PLC main module power is turned on If the external power supply is turned on first it could result in erroneous output or erroneous operation e When a data link results in a communication error the faulty station changes in operating status depending on the used data link type 1 For the data link data the data prior to the communication error will be held 2 The MELSECNET 1 10 remote I O station will turn all output off 3 The MELSECNET MINI S3 remote I O station will hold the output or turn all output off depending on the E C remote setting Refer to the data link manuals regarding the method for setting the communication problem station and the operation status when there are communication problem A 2 DESIGN PRECAUTIONS e When connecting a peripheral device to the CPU module or connecting a personal computer or the like to the intelligent function module to exercise control data change on the running PLC configure up an interlock circuit in the sequence program to ensure
44. ower Internal Error Supply Current Display 24VDC Consumption 55 0 125A 0 14A CR absorber is k 0 26A 2A Featured 3 None None None 9 0 13 0 125 j 3 2 53 CR absorb 26A Featured o None None 0 023A 0 125A Varistor 2 8A None 2 0 13A 0 11A 1 CR absorber 2 i 0 26A 3 28 Featured Surge absorbing N R CR absorber bs 0 46A 3 2A Featured None None 0 023A 0 225A Varistor R Surge ZW None 0 2A 0 225A diode Nos Short circuit protection provided Power supply to drive relay coils 41 Number of Occupied Points 4 4 2 Input Output module connections A0J2 E E28 Rated Input Rated Load Rated Input Rated Load MN 042 28 100 120 4 A0J2 E28AS 100 120 100V 240VAC X00 Rated Input Rated Load Rated Input Rated Load p nem AZ A0J2 E28DS 12 24VDC 100 240VAC 24VDC A0J2 E28DR 12 24VDC 240 X00 42 Model Name Rated Input Rated Load Model Name Rated Input Rated Load 5 Voltage Voltage 6 Voltage Voltage A0J2 E28DT 12 24VDC 12 24 AOJ2E E28DR 12V 24VDC 5 X00 X02 X04 X06 X08 mE COM1 4 TNI Y21 Y23 Y25 Y27 DC12 24V
45. p Receive F SD Forward loop Send R RD Reverse loop Receive A0J2HCPUR21 Master station Station 1 27 OUT Connect the fiber optic cable connector and cables as shown below A A0J2HCPUP21 Station 2 e Connect the coaxial cable connector and cables as shown below a A0J2HCPUR 1 Station 2 3 6 Installing and Removing the Lever Holder 3 6 1 Procedure for installation 1 First attach the cord on the lever holder to the connection cable This is to prevent loss and rinks LEVER HOLDER 2 Place the both holes of the Lever Holder on top of connector levers and position the Lever Holder on connector 28 3 Using fingers push arms of the Lever Holder to lower top of connector levers and lock connector levers ARM LEVER HOLDER 4 Check to ensure that the Lever Holder is firmly attached the connector and locked connector levers 3 6 2 Procedure for removal Pull the cord of the Lever Holder remove the Lever Holder from connector levers PULL When removing if pulled out with force using only the cord the lever holder will come out with force and may cause injuries Always remove the lever holder with both hands following the given procedure 29 4 INPUT OUTPUT MODULE SPECIFICATIONS AND CONNECTIONS 4 1 Explanation Module Model Names This section explains
46. ply UPS Be sure of the following items when connecting the ACPU system to the uninterruptive power supply abbreviated as UPS hereafter Use a UPS which employs the constant inverter power supply method with 596 or less voltage fluctuation Do not use a UPS with the constant commercial power supply method 3 5 Part Identification and Setting of AOJ2HCPU P21 R21 AOJ2HCPU 18 10 6 22 21 10 6 AQJ2HCPUR21 1 RUN STOP key switch e RUN STOP Executes stops sequence program operation e RESET Resets the hardware Resets after occurrence of an operation error and initializes for sequence program operation e LATCH CLEAR Clears turns OFF or resets to 0 the data in the parameter set latch area With the LATCH CLEAR operation data other than that in the latch area is also cleared 2 POWER LED o Lit 100 200 VAC is being supplied to the AOJ2HCPU and is being converted into 5 VDC normally inside the e Not lit 100 200 VAC is not being supplied to the AOJ2HCPU Conversion from 100 200 VAC to 5 VDC not possible J 20 3 RUN LED e Lit The RUN key switch is at the RUN position and sequence program operation is in progress The LED remains lit if an error that does not stop sequence program operation occurs e Not lit The RUN L
47. program without performing the capacity setting of file registers When an interrupt INT instruction is used in a microcomputer program When the CPU malfunctions due to noise etc CPU hardware fault The battery voltage has reduced to less than the specified value The battery lead is disconnected 52 Corrective Action 1 In the case of the master station write the link parameters In the case of a local station set a station number in the range of 01 to 64 Write the parameters again and check If this message is displayed again it is a hardware fault Therefore consult your nearest Mitsubishi representative Use a peripheral device to read the error step and check and correct the program at that step Check device setting range BCD conversion value etc The INT instruction cannot be used in a microcomputer program take out the INT instruction Take countermeasures against noise Change the CPU Change the battery When RAM or power failure compensation is used connect the battery APPENDICES Appendix1 CPU Startup Names CPU Startup Name CPU Name to Be Selected If the CPU E Name Given on the Left Is Not Found AQJ2HCPU P21 R21 A0J2H Appendix 2 Transportation Precautions When transporting lithium batteries make sure to treat them based on the transport regulations Appendix 2 1 Controlled Models The battery for AOJ2HCPU P21 R21 is classified
48. put module Ym M gt Alarm output lamp or buzzer Output module er ON at RUN by M9039 s _4 Output device power MC1 D gt Interlock circuits External TANG interlock circuits for recip rocal operations such as CW CCW etc and for functions where failure could cause machine damage or accidents The power start up procedures are shown below For AC Power gt Switch the power ON Set the CPU to RUN Output device driven by program when the electromagnetic contactor MC switches ON is the time until the DC input signal is established voltage relay is recommended Alarm output L or buzzer Output module Ym d Lie i 1 ON at RUN Yn 9039 E 1 o RA1 OFF at STOP M 1 At emergency STOP amp Output module 4 at end point limit STOP f MC Output device power OFF at STOP At emergency STOP amp at end point limit STOP For AC DC Power 1 Switch the power ON 2 Set the CPU to RUN Turn the START switch ON 3 4 TM timer switches ON when 100 DC power is RA2 switches ON when DC power is established established The TM setting is the time from the point when RA2 switches ON until the point when 100 DC power is established This time should be designated as 0 5 s Turn the START switch ON O
49. re is a duct in the 80 mm 3 15 in clearance choose the duct carefully Fig3 2 Side to Side Installation Fig3 3 Top to Bottom Installation A0J2C04B extension cable A0J2C10B modules lt lt Extension base unit 5 8 46 8 Extension XT base Unit Unit mm inch 1 Installation in side to side arrangement 2 Installation in top to bottom arrangement Fig3 4 Installation of Extension Base Unit 2 Installing orientation a Since the PC generates heat it must be used in the orientation that permits good ventilation shown below b Do not install it in the orientations shown below Vertical mount Horizontal mount A0J2HCPU module must be mounted on a flat surface An uneven mounting surface can cause undue stress to the PCBs and could lead to malfunctions Mount the AOJ2HCPU module on a separate panel from or as far as possible from vibration sources such as large electromagnetic contactors or non fuse breakers In order to avoid the influence of radiated noise and heat the programmable controller and other equipment contactors relays etc should be separated by the distances shown below e For equipment mounted in front of the programmable controller 100mm 3 94 in or more For equipment mounted to the right and left of the programmable controller 50mm 1 97 in or more or more 100mm 3 94 in un Contactor or re
50. sponse comes module CPU module or base back from the special function unit hardware fault Checked at the execution of FROM and TO instruction LINK UNIT ERROR Checked at power on reset STOP to RUN PAUSE to STEP RUN module 1 The accessed special function module is faulty 1 Either AJ71 A R22 or AJ71 A P22 is installed at the master station 50 Therefore change the unit and check the defective module Consult your nearest Mitsubishi representative about the defective module 1 Remove either AJ71 A R22 or AJ71 A P22 from the master station After this correction reset and restart from the initial step Table 5 1 Contents of Special Register D9008 BIN value Error Message VO INT ERROR At interrupt occurrence Checked at power on reset STOP to RUN PAUSE to STEP RUN SP UNIT ERROR Checked at the execution of FROM and TO instruction Error Codes List Continued Error and Cause Although the interrupt module is not installed an interruption has occurred 1 Three or more computer link modules are installed into a single CPU module 2 Two or more modules of AJ71 A P22 or AJ71 A R22 are installed Two or more interrupt modules are installed In the parameter setting of the peripheral device while an I O module is actually installed a special function module has been set in the assignment and vice versa Access execu
51. system Country Region Sales office Tel Country Region Sales office Tel U S A Mitsubishi Electric Automation Inc Hong Kong Ryoden Automation Ltd 500 Corporate Woods Parkway Vernon 10th Floor Manulife Tower 169 Electric Hills IL 60061 Road North Point HongKong Tel 1 847 478 2100 Tel 852 2887 8870 Brazil MELCO TEC Rep Com e Assessoria China Ryoden Automation Shanghai Ltd Tecnica Ltda Block5 Building Automation AV Paulista 1471 Conj 308 Instrumentation Plaza 103 Cao Bao Rd Sao Paulo City Sao Paulo State Shanghai 200233 China Brazil Tel 86 21 6475 3228 Tel 55 11 283 2423 Taiwan Setsuyo Enterprise Co Ltd Germany Mitsubishi Electric Europe B V German 6F No 105 Wu Kung 3rd RD Wu Ku Branch Hsiang Taipei Hsine Taiwan Gothaer Strasse 8 D 40880 Ratingen Tel 886 2 2299 2499 GERMANY Korea HAN NEUNG TECHNO CO LTD Tel 49 2102 486 0 1F Dong Seo Game Channel Bldg U K Mitsubishi Electric Europe B V UK 660 11 Deungchon dong Kangsec ku Branch Seoul Korea Travellers Lane Hatfield Herts AL10 Tel 82 2 3660 9552 8XB UK Singapore Mitsubishi Electric Asia Pte Ltd Tel 44 1707 276100 307 ALEXANDRA ROAD 05 01 02 Italy Mitsubishi Electric Europe B V Italian MITSUBISHI ELECTRIC BUILDING Branch SINGAPORE 159943 Centro Dir Colleoni Pal Perseo Ingr 2 Tel 65 6473 2308 Via Paracelso 12 20041 Agrate B Thailand F A Tech Co Ltd Milano Italy 898 28 29 30 S V City Building Office Tel 39
52. the program 1 Among special registers D9116 to D9123 the bit corresponding to the module verify error is 1 Therefore monitor the registers by use of a peripheral device and check and change for the module with 1 When the fault has been corrected reset the CPU Error Message FUSE BREAK OFF Checked at the execution of END instruction However this is not checked when M9084 or M9094 is ON CONTROL BUS ERR Checked at the execution of FROM and TO instruction Table 5 1 Contents of Special Register D9008 BIN value Error and Cause There is an output module with a fuse blown The instructions cannot be executed 1 Error of control bus with special function module Error Codes List Continued Corrective Action 1 Check the fuse blown indicator LED of the output module and change the fuse in the module whose LED is on Checking the module for a fuse blown can also be done with a peripheral device Among special registers D9100 to D9107 the bit corresponding to the module of verify error is ps Therefore check by monitoring the registers This is a special function module CPU module or base unit hardware fault Therefore change the unit and check the defective module Consult your nearest Mitsubishi representative about the defective module SP UNIT DOWN When FROV TO instructions is This is a special function executed no re
53. tion of FROM TO instruction has been made to a location where there is no special function module 51 Corrective Action 1 This is a certain module hardware fault Therefore change the module and check the defective module Consult your nearest Mitsubishi representative about the defective module Reduce the computer link modules to two or less Install no more than one AJ71 A P21 or AJ71 A R21 Use one interrupt module Reset the assignment of parameter setting by use of peripheral device according to the actually loaded special function module Read the error step by use of peripheral device and check and correct the content of the FROM TO instruction at that step by using a peripheral device Table 5 1 Contents of Special Register D9008 BIN value Error Message LINK PARA ERROR Checked at power on reset STOP to RUN PAUSE to STEP RUN OPERATION ERROR Checked during instruction execution MAIN CPU DOWN Interrupt error BATTERY ERROR Checked continuously Not checked when M9084 is on Error Codes List Continued Error and Cause Link parameters have not been written Link parameters have been erased deleted The result of BCD conversion has exceeded the specified range 9999 or 99999999 A setting has been done which exceeds the specified device range and the operation cannot be done File registers are used in the
54. tions could result in short circuit fires or erroneous operation Tighten the terminal screws with the specified torque If the terminal screws are loose it could result in short circuits fire or erroneous operation Tightening the terminal screws too far may cause damages to the screws and or the module resulting in fallout short circuits or malfunction Be sure there are no foreign substances such as sawdust or wiring debris inside the module Such debris could cause fires damage or erroneous operation The module has an ingress prevention label on its top to prevent foreign matter such as wire offcuts from entering the module during wiring Do not peel this label during wiring Before starting system operation be sure to peel this label because of heat dissipation A 5 STARTUP AND MAINTENANCE PRECAUTIONS lt DANGER e Do not touch the terminals while power is on Doing so could cause shock or erroneous operation Correctly connect the battery Also do not charge disassemble heat place in fire short circuit or solder the battery Mishandling of battery can cause overheating or cracks which could result in injury and fires Switch all phases of the external power supply off when cleaning the module or retightening the terminal or module mounting screws Not doing so could result in electric shock Undertightening of terminal screws can cause a short circuit or malfunction Overtightening of s
55. umber Online Automatic online return is available in normal operation 3 Automatic online return is not available in normal 1 Online 4 operation Offline The host station is disconnected The mode in which the fiber optic cable or coaxial cable lines are checked throughout the whole system in the forward direction direction for normal link operation The mode in which the fiber optic cable or coaxial cable lines are checked throughout the whole Reverse loop test mode system in the reverse direction direction in which loopback is performed when there is a fault in the system Station to station test mode Mode in which the line between two stations is master station checked The check is performed with the station with the lower station number set as the master station and the one with the higher number as the slave station Mode in which the hardware of a link module in isolation is checked including the transmission reception circuits of the communication system Forward loop test mode Station to station test mode slave station 18 Fiber optic cable connector lt Front OUT IN 1 The connector is shown below IN Reverse loop Send Forward loop Receive OUT Forward loop Send Reverse loop Receive A0J2HCPUP21 OUT Master station Station 1 19 Coaxial cable connector R SD Reverse loop Send N F RD Forward loo
56. utput device drive is executed by program when the electromagnetic contactor MC switches ON A program timer TM is not require if a voltage relay is used at RA2 2 Failsafe measures for PC failure Although programmable controller CPU and memory failures are detected by a self diagnosis function there are cases where malfunctions at the input output control area etc cannot be detected by the CPU Although the operation at such times depends in part on the nature of the malfunction there may be cases where an all points ON or all points OFF condition occurs making it impossible to ensure normal and safe execution of the operation being controlled Although the manufacturer of this product has complete confidence in its quality an external failsafe circuit should nevertheless be provided to prevent machine damage and accidents in the event of a programmable controller failure An example failsafe circuit is presented below ON delay timer Internal program Or M9032 OFF delay timer lt Y20 g 12 CPU module Output module 1 1 As Y20 repeatedly switches ON and OFF at 0 5 second intervals a non contact output module transistor in the above example should be used 3 3 Power Supply Module and Cable Specifications 3 3 1 Performance specification for power supply modules Table 3 1 Performance Specification for Power Supply Modules Performance specification A0J2H A0J2PW A0J2H DC24 A0
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