Omron SYSMAC C20P Installation Manual Download Page 57

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SECTION 3

Maintenance and Inspection

3-1

General

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3-2

Self-diagnostic Functions

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3-3

Replacing Parts

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-3-1

Fuses

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3-3-2

Relays

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3-3-3

Batteries

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-4

Preventive Measures

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3-5

Inspection

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Summary of Contents for SYSMAC C20P

Page 1: ...Cat No W167 E1 4A C20P C28P C40P C60P SYSMAC Programmable Controllers...

Page 2: ...P type Programmable Controllers Installation Guide Revised July 1994 C20P C60P C60P C20P...

Page 3: ...iv...

Page 4: ...word and is abbreviated Wd in documentation in this sense The abbreviation PC means Programmable Controller and is not used as an abbreviation for any thing else Visual Aids The following headings app...

Page 5: ...vi...

Page 6: ...ng Cable 21 2 5 Wiring CPUs and Expansion I O Units 24 2 6 I O Wiring 27 2 7 Special Wiring Precautions 44 2 8 Switch Settings 46 SECTION 3 Maintenance and Inspection 51 3 1 General 52 3 2 Self diagno...

Page 7: ...ation Guide Cat No W122 Section 1 describes the basic Units that can be used to build a K type PC explains how the Units can be combined and provides example system configurations Section 2 covers act...

Page 8: ...1 SECTION 1 Introduction 1 1 Nomenclature 2 1 1 1 CPUs 2 1 1 2 Expansion I O Units 3 1 1 3 Analog Timer Unit 5 1 1 4 I O Link Units 6 1 2 System Configuration 7...

Page 9: ...used DIP switch pins 7 and 8 must be off whenever the hardware reset is not being used Indicators The diagram below shows the functions of the various indicators taking the C20P as an example 8 9 10 1...

Page 10: ...4 3 ROM ON RAM OFF 2 1 RAM ON ROM OFF CAUTION In case of battery failure data stored in the RAM the DM area the HR area etc will not be preserved 1 1 2 Expansion I O Units In the diagram below the C20...

Page 11: ...n to set it so that it corresponds with the direction of the I O Connecting Cable If the switch is set in the wrong direc tion the System will operate as if the I O Unit were not there Set the switch...

Page 12: ...T0 to T3 turns ON Numbers 00 to 03 corre spond to T0 to T3 This connector is not used Do not remove the cover External variable resistor connectors When using external variable resistors to set the ti...

Page 13: ...or details Operation output terminal Indicates that the power is ON and that the CPU is in RUN or MONITOR mode with no errors Repeater Output Terminal Sends repeater signals to a Link Adapter The repe...

Page 14: ...figuration to use another factor to consider is the ease with which I O points can be assigned In order to make the process as simple as possible it is recommended that a CPU be used which has more I...

Page 15: ...Input Output C4K C16P Input or Output C40P C60P Input Output Input Output C20P or C28P CPU Unit C40P or C60P CPU or Expansion I O Unit C4K or C16P Expansion I O Unit C20P Expansion I O Unit C28P Expan...

Page 16: ...C60P Input Output Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C40P C60...

Page 17: ...AN LU Input Output C40P C60P Input Output Input Output C40P C60P Input Output Input Output C40P C60P Input Output Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C20P C28P...

Page 18: ...0P Input Output Input Output C40P C60P Input Output Input Output C20P C28P TU AN LU Input Output C40P C60P Input Output Input Output C20P C28P TU AN LU Input Output C20P C28P TU AN LU Input Output C40...

Page 19: ...2 5 Wiring CPUs and Expansion I O Units 24 2 6 I O Wiring 27 2 6 1 Unit Wiring Diagrams 27 2 6 2 I O Device Connection Examples 43 2 7 Special Wiring Precautions 44 2 8 Switch Settings 46 2 8 1 Settin...

Page 20: ...ceive direct impact or vibration The ambient operating temperature for the Programming Console is 0 to 45 Caution In low humidity conditions excessive static electricity of over 8 kV can dam age inter...

Page 21: ...300 mm must be provided between the I O lines and the power cable If the I O lines and the power cables must be placed in the same duct at the point of connection to the equipment be sure to screen th...

Page 22: ...All measurements are in mm CPUs The C20P is shown below Dimensions for all Units are given in the table A 240 240 290 340 Model C20P C28P C40P C60P B 250 250 300 350 C 100 100 100 120 Four M4 screws...

Page 23: ...C60P A 145 240 240 290 340 B 155 250 250 300 350 C 100 100 100 100 120 D 110 110 110 110 140 E 5 5 5 5 15 C4K Two M4 Analog Timer Units C4K TM Two M4 I O Link Units C20 LK011 P Two M4 holes Dimensions...

Page 24: ...ing screw Caution Never run a Programming Console Connecting Cable past high power lines or other sources of electrical noise as these will prevent correct operation Also never leave the PC operating...

Page 25: ...he CPU above the Expansion I O Unit if mount ing horizontally position the CPU to the left When installing the CPUs Expansion I O Units and I O Link Units allow suf ficient space between the Units for...

Page 26: ...es for both vertical and horizontal mounting is as shown below Horizontal Mounting A 0 2 A 0 2 G A 0 2 D C Four M4 Four M4 Two M4 Expansion I O Unit CPU Analog Timer Unit B B F 10 A 0 2 Two M4 B F F C...

Page 27: ...mer Units They must be purchased separately for I O Link Units 2 4 I O Connecting Cable Applicable connecting cable will vary according to which Units are connected and whether they are mounted horizo...

Page 28: ...it I O Link Unit Vertical Mounting I O Connecting Cable C20P CN411 I O Link Connecting Cable C20P CN711 I O Link Connecting Cable C20 CN711 I O Connecting Cable C20P CN411 One Analog Timer Unit can be...

Page 29: ...an be used only by Units with the suffix P attached Plas tic clad optical fiber cable PCF is for middle distance transmission up to 200 m for Units with P and 800 m for Units without P Crystal optical...

Page 30: ...sole etc will not operate unless power is turned on to the Expansion I O Unit Wiring The following diagram illustrates the proper wiring for CPUs and Expansion I O Units with the suffix A These models...

Page 31: ...rates the proper wiring for CPUs and Expansion I O Units with the suffix D These models use a power supply of 24 VDC with an operating voltage range of 20 6 to 26 4 VDC Be careful to connect the posit...

Page 32: ...und wire longer than 20 m Care must be taken because ground resistance is affected by the nature of the ground water content season and the amount of time that has elapsed since the wire was laid unde...

Page 33: ...ch that the cathode is on the positive side of the power supply L OUT COM When using the high speed counter HDM 98 instruction wire input 0000 as the high speed counter input and input 0001 as the har...

Page 34: ...ts Inputs 24 VDC M3 5 screws 7 5 max Power supply 100 to 240 VAC NC NC Ground Load power supply Load power supply Load power supply Load power supply Load power supply Load power supply Not in C20P No...

Page 35: ...ay contact outputs Triac outputs Power supply 100 to 240 VAC NC NC Ground Not in C20P Not in C20P or C28P Not in C20P Not in C20P or C28P High speed counter input NC Do not connect the NC terminals to...

Page 36: ...in C20P or C28P Not in C20P Not in C20P or C28P High speed counter input NC Do not connect the NC terminals to anything COM 24 VDC M3 5 screws 7 5 max 7 5 max Load power supply Load power supply Load...

Page 37: ...ay contact outputs Transistor outputs Triac outputs Power supply 100 to 240 VAC Ground Upper terminal block Lower terminal block Inputs 24 VDC High speed counter input Hardware reset input 24 VDC outp...

Page 38: ...a 100 VAC power sup ply Relay contact outputs Triac outputs Power supply 100 to 240 VAC Ground Load power supply Load power supply Load power supply Load power supply Load power supply Upper terminal...

Page 39: ...Power supply 24 VDC Ground Load power supply Load power supply Load power supply Load power supply Load power supply Upper terminal block Lower terminal block Inputs 24 VDC High speed counter input Ha...

Page 40: ...Transistor outputs Triac outputs Inputs 24 VDC Power supply 100 to 240 VAC NC NC Ground Not in C20P Not in C20P or C28P Not in C20P Not in C20P or C28P COM 24 VDC output 0 3 A max M3 5 screws 7 5 max...

Page 41: ...oad power supply Load power supply Load power supply Load power supply Load power supply A separate power supply must be used for the DC inputs Inputs 24 VDC Relay contact outputs Triac outputs Power...

Page 42: ...tputs Transistor outputs Triac outputs Power supply 100 to 240 VAC Ground Upper terminal block Lower terminal block Inputs 24 VDC 24 VDC output 0 3 A max M3 5 screws 7 5 max 7 5 max Load power supply...

Page 43: ...100 240VAC CH 00 15 CH 00 15 CH 00 15 CH 00 11 INPUT COM NC NC NC I O Unit C60P EDj D A separate power supply must be used for the DC inputs Relay contact outputs Transistor outputs Power supply 24 V...

Page 44: ...s not sufficient however a separate DC power supply must be used Inputs 24 VDC Power sup ply 100 to 240 VAC Ground M3 5 screws 7 5 max 7 5 max Input Unit C16P ID A separate power supply must be used f...

Page 45: ...7 5 max NCNCNC NCNCNCNC Output Unit C16P Oj A Load power supply Load power supply Load power supply Load power supply Load power supply Load power supply Relay contact outputs Transistor outputs Triac...

Page 46: ...contact outputs Transistor outputs Power supply 24 VDC Ground M3 5 screws 7 5 max 7 5 max Input Unit C4K ID The C4K ID can use the 24 VDC output from the CPU if the current 0 3 A is sufficient If thi...

Page 47: ...100 VAC 100 to 120 VDC 100 to 120 VAC M3 5 screws 7 5 max 7 5 max Output Unit C4K Ojj Load power supply Load power supply Relay contact outputs Transistor outputs Triac outputs M3 5 screws 7 5 max 7 5...

Page 48: ...Unit 3G2C7 LK011 P E RUN output M4 screws Repeater output Used only when connected to Link Adapter Link Adapter M4 screws Optical fiber connector Power supply 100 to 240 VAC 8 6 max 8 6 max I O Wiring...

Page 49: ...sor power supply Sensor power supply Contact output 7 mA 24 VDC 0 V IN COM DC input Output Current regula tor NPN open collector 24 VDC 0 V IN COM DC input 24 VDC 0 V IN COM 24 VDC 0 V IN COM DC input...

Page 50: ...tput terminal is wired to a CPU s input terminal and can function as an output to monitor whether the entire PC System in cluding the I O Link Unit is operating properly or not In the diagram below th...

Page 51: ...xample diagram below the interlock circuit will prevent MC1 and MC2 from turning ON at the same time even if the PC malfunctions and turns outputs 0501 and 0502 ON simultaneously MC1 MC2 Motor forward...

Page 52: ...lly turned off Operation automatically resumes when the supply voltage is re stored to more than 85 of the rated voltage Detection time will be slightly shorter when a DC power supply is used Momentar...

Page 53: ...ding the chip so as not to touch the pins insert it into the socket with the notch to the left 4 Check to be sure the chip has been properly installed 5 Return the lever to its original position locki...

Page 54: ...switch pin 5 to ON as shown below Connect a backup battery to preserve data memory current counter value and HR area bits in case of a power failure In order to maintain the battery DIP switch pin 5...

Page 55: ...The following example diagram illustrates the proper DIP switch setting for IR 26 In C200H C1000H C2000H Remote I O Systems the word actually as signed to the I O Link Unit may vary from the switch se...

Page 56: ...and the C40P CPU C20P C20P C40P OUT IR 05 IN IR 00 OUT IR 06 IN IR 03 C500 Word Assignment 0 1 2 27 28 29 30 31 Auto matic Man ual C20 Word Assignment C40P Word Assignment I O Link C20 I O Link C40K...

Page 57: ...SECTION 3 Maintenance and Inspection 3 1 General 52 3 2 Self diagnostic Functions 52 3 3 Replacing Parts 53 3 3 1 Fuses 53 3 3 2 Relays 54 3 3 3 Batteries 55 3 4 Preventive Measures 56 3 5 Inspection...

Page 58: ...k that the EPROM chip is prop erly mounted Check that the battery is properly inserted Clear the error after fixing it Write END in the final address of the program Check that all the lines are proper...

Page 59: ...3 1 Fuses Replace fuses as follows 1 2 3 1 Turn off power to the Unit 2 Using a Phillips screwdriver to loosen the 4 screws remove the cover from the Unit lifting it from the left Phillips screwdriver...

Page 60: ...r fuses Power Supply Fuses Dia 5 2 x 20 MF1NR CPU s Expansion I O Units A suffix D suffix C16P C20P C28P C40P C60P C16P C20P C28P C40P C60P 250 V 1 A 250 V 3 A 250 V 3 A 125 V 1 A 125 V 5 A 125 V 5 A...

Page 61: ...8 9 10 11 0 1 2 3 word n word n 1 word n word n 1 3 3 3 Batteries The service life of the battery 3G2A9 BAT08 is five years at 25 C It will be shorter at higher temperatures The ALARM indicator blink...

Page 62: ...3 4 Preventive Measures Load Circuit Fuses A fuse in the load circuit will protect the output elements circuit board etc in the event of a short in the output device Relay solenoid etc OUT COM When tw...

Page 63: ...triac The transistors and triacs are able to withstand an inrush current of ten times the rated current If the actual inrush current will exceed that amount use one of the following two circuits to re...

Page 64: ...ppropriate measures when any electrical device likely to produce noise is connected to the CPU as a load For example electromag netic relays and valves generating noise of more than 1 200 V require no...

Page 65: ...d be once every six months to one year but more frequent inspections may be advisable depending on the operating environment Try to maintain the inspection schedule once it has been set Check to be su...

Page 66: ...Analog Timer Unit Analog I O Units I O Link Unit C20P Cj j j C28P Cj j j C40P Cj j j C60P Cj j j C4K Ij Oj j C4K TM C16P Ij j Oj j C20P Ej j j C28P Ej j j C40P Ej j j C60P Ej j j C1K AD DA C4K AD C4K...

Page 67: ...1 A C28P CDS1 AE U C N L 24 VDC 2 pts 100 VAC 14 pts Triac 1A C28P CAS1 AE U C N L 24 VDC 24 VDC 24 pts Relay with socket C28P CDR DE U C N L Transistor 1 A C28P CDT1 DE U C N L C40P 100 to 240 VAC 24...

Page 68: ...socket C20P EDR D U C N L Transistor 1 A C20P EDT1 D U C N L C28P Expansion 100 to 240 VAC 24 VDC 16 pts Relay with socket 12 pts C28P EDR A U C N L I O Unit Transistor 1 A C28P EDT1 A U C N L Triac...

Page 69: ...7 LK202 EV1 I O Link Unit APF PCF 3G2C7 LK011 P U L PCF 3G2C7 LK011 U C I OConnectingCable For horizontal mounting cable length 5 cm for maintenance C20P CN501 For vertical mounting cable length 40 cm...

Page 70: ...r Cord and 3 pin 2 pin plug 7 Carrying Case FIT10 SET11 E Graphic Programming Console GPC Name Specifications Model number Standards GPC LCD display With battery power supply 32 kw 100 to 120 VAC with...

Page 71: ...equired to use Hand held Programming Console with any PC but C200H C20 C500 AP003 Cassette Recorder Connecting Cable Used to connect Programming Console GPC or Cassette Deck Interface Unit to a casset...

Page 72: ...een DC terminals and housing Leakage current 1 mA max 1 000 V p p pulse width 100 ns to 1 ms rise time 1 ns 10 to 35 Hz 2 mm double amplitude in X Y and Z directions 2 hours each When mounted on a DIN...

Page 73: ...imer counters 48 total of TIM s CNT s and CNTR s TIM 00 to TIM 47 0 to 999 9 s TIMH 00 to TIMH 47 0 to 99 99 s CNT 00 to CNT 47 0 to 9999 counts CNTR 00 to CNTR 47 0 to 9999 counts TC 47 is used for H...

Page 74: ...ither the positive or the negative terminal Therefore both PNP input negative common and NPN positive common can be used Output Specifications 24 VDC COM COM Internal Circuit X OUT L 250 VAC Load powe...

Page 75: ...ting 0 to 55 C Storage 20 to 65 C 35 to 85 without condensation Less than 100 W IEC IP 30 mounted in a panel 1 kg max 120 W x 250 H x 43 D Relay Service Life at Maximum Switching Capacity Electrical M...

Page 76: ...maximum load current for the four common circuits varies with the ambi ent temperature and is 4 to 1 6 A within a range of 20 to 55 C as shown below Do not exceed the current value indicated in the c...

Page 77: ...four ranges according to the chart shown below 0 1 to 1 second 1 to 10 seconds 10 to 60 seconds 1 to 10 minutes The timing operation can be paused if so specified by the program therefore the timers...

Page 78: ...LD p 74 Output OUT p 75 Output NOT OUT NOT p 75 Timer TIM p 75 00 No Operation NOP p 75 01 End END p 75 02 Interlock IL p 75 03 Interlock Clear ILC p 75 04 Jump JMP p 75 05 Jump End JME p 75 10 Shift...

Page 79: ...line with inverse of designated bit B IR SR HR AR LR TC AND AND B Logically ANDs status of designated bit with execution condition B IR SR HR AR LR TC AND NOT AND NOT B Logically ANDs inverse of desig...

Page 80: ...decrementing counter SV 0 to 9999 CP count pulse R reset input The TC bit is input as a constant N TC SV IR HR AR LR DM Special Instructions Name Mnemonic Symbol Function Operands No Operation NOP 00...

Page 81: ...9999 R reset input Must not access the same TC bit as anoth er timer counter The TC bit is input as a constant N TC SV IR SR HR AR LR DM Differentiate Up DIFU 13 Differentiate Down DIFD 14 DIFU 13 DIF...

Page 82: ...x100 x101 x102 x103 x160 x161 x162 x163 BCD BIN S IR SR HR AR LR TC DM R IR HR AR LR DM Binary to BCD BCD 24 BCD 24 S R Converts binary data in source word S into BCD and outputs converted data to re...

Page 83: ...ts to be converted desig nated by Di rightmost digit indicates the first digit next digit to left gives the num ber of digits minus 1 S 0 to F R 00 15 S IR SR HR AR LR TC DM Di IR HR AR LR TC DM R IR...

Page 84: ...r changing the mode R M P SHIFT B 1 Data Clear Unless otherwise specified this oper ation will clear all erasable memory in Program Memory and IR HR DM and TC areas To clear EEPROM memory the write en...

Page 85: ...urrences of any desiganted instruction or data area address To designate a bit address press SHIFT CONT and then input the address including the data area code if required Finally press SRCH Pressing...

Page 86: ...st valued address of the htree words press MONTR and then press EXT to display the data contents of the specified word and the two words that follow Pressing CLR will change the three word monitor ope...

Page 87: ...for timers and counters One method is to enter a new value The other is to increment or decrement the existing SV In MONITOR mode the SV can be changed while the pro gram is being executed Increment...

Page 88: ...NTR after entering the word address Words can be scrolled by pressing the up and down keys to increment and decrement the displayed address To terminate the binary display press CLR R P M Word Address...

Page 89: ...ds before pressing REC RESET to allow the leader tape to pass before the data transmission starts P EXT A 0 WRITE CLR WRITE Start recording with the tape recorder SHIFT REC RESET File no Start address...

Page 90: ...s specified instead of the Program Memory Each operation will continue through to the end of the tape unless cancelled by pressing clear P EXT CLR File no VER B 1 Start tape recorder playback SHIFT SH...

Page 91: ...on I O Link Units 48 50 on PCs 3 46 47 48 E emergency stop circuit 44 environment ambient temperature 19 59 humidity 14 59 specifications 67 installation 14 noise 14 23 24 58 specifications 67 static...

Page 92: ...lligent terminal FIT standard models 65 graphic programming console GPC standard models 65 standard models 66 power supply 24 25 batteries 55 56 inspection 59 specifications 67 systems wiring of 45 Pr...

Page 93: ...code Date Revised content Resource documents 3 April 1990 Revision Changes made to pages 16 39 54 68 70 4 June 1993 PC configuration charts changed to agree with new maximum number of Units and I O po...

Page 94: ...ters OMRON ELECTRONICS EUROPE B V Wegalaan 69 NL 2132 JD Hoofddorp The Netherlands Tel 31 2503 81 300 Fax 31 2503 81 388 OMRON ELECTRONICS INC 1 East Commerce Drive Schaumburg IL 60173 U S A Tel 708 8...

Page 95: ...Cat No W167 E1 4A Note Specifications subject to change without notice Printed in Japan 0794 4M Authorized Distributor...

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