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SECTION 4

Exchanging Data with CPU

This section provides information on exchanging data between CJ1W-CTL41-E High Speed Counter Units and
CJ-series CPU Units.

4-1

Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-1-1

Basic Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-1-2

Special I/O Units Restart bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2

Memory Allocation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-1

Memory Mapping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-2

Indirect Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-3

CIO-Memory Mapping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-4

DM-Memory Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-5

Range Memory Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-2-6

Comparison Memory Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-3

IOWR-Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-4

IORD-Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-5

Supported IOWR/IORD-Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-5-1

DM-data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-5-2

Range- and Comparison data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-5-3

Special data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-6

Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-6-1

Outputs Generating Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Summary of Contents for CJ1W-CTL41-E

Page 1: ...SMAC CJ series CJ1W CTL41 E 4 Channel Counter Unit OPERATION MANUAL Cat No W02E EN 01 OPERATION MANUAL 4 Channel Counter Unit SYSMAC CJ series CJ1W CTL41 E Cat No W02E EN 01 Authorised Distributor Pri...

Page 2: ...i SYSMAC CJ series CJ1W CTL41 E 4 Channel Counter Unit Operation Manual Produced September 2004...

Page 3: ...ii...

Page 4: ...ts often means word and is abbreviated Wd in documentation in this sense The abbreviation PLC means Programmable Logic Controller and is not used as an abbreviation for any thing else Visual Aids The...

Page 5: ...iv...

Page 6: ...ating Procedure Guidelines 11 1 6 Application Areas 13 SECTION 2 Components Installation and Wiring 15 2 1 Components and Switch Settings 16 2 2 Installation 19 2 3 Wiring 21 SECTION 3 Operation and C...

Page 7: ...dicators 92 5 2 Error codes 93 5 3 Maintenance and Inspection 99 Appendices A Using Input Terminal Block Units 101 B Assigning External Interrupt Tasks to Outputs 103 C Application Restrictions 105 D...

Page 8: ...1 E Counter Unit and the PLC CPU Section 5 provides details of the CJ1W CTL41 E Counter Unit s errors error codes and indicators and guidelines for troubleshooting The Appendices describe a comparison...

Page 9: ...viii...

Page 10: ...s important for the safe and reliable application of the Counter Unit You must read this section and understand the information contained before attempting to set up or operate a Counter Unit and PLC...

Page 11: ...provides information for installing and operating OMRON Counter Units Be sure to read this manual before operation and keep this manual close at hand for reference during operation WARNING It is extre...

Page 12: ...s Caution Do not operate the control system in the following locations Locations subject to direct sunlight Locations subject to temperatures or humidity outside the range specified in the specificati...

Page 13: ...ures in external cir cuits i e not in the Programmable Controller must be provided by the cus tomer If the IOM Hold Bit is turned ON the outputs from the PLC will not be turned OFF and will maintain t...

Page 14: ...no adverse effect will occur in the system before attempting any of the following Not doing so may result in an unexpected operation Changing the operating mode of the PLC Force setting force resettin...

Page 15: ...xiv Application Precautions 5 vided with the CPU Unit to the right most Unit CJ series PLCs will not operate properly if the end cover is not attached...

Page 16: ...are as follows EMS Electromagnetic Susceptibility EN61000 6 2 EMI Electromagnetic Interference EN61000 6 4 Radiated emission 10 m regulations Low Voltage Directive Always ensure that devices operating...

Page 17: ...rmance to EC Directives Units that meet EC directives also meet the common emission standard EN61000 6 4 The measures necessary to ensure that the standard is met will vary with the overall configurat...

Page 18: ...e areas of application 1 1 Features and Functions 2 1 2 Basic Configuration 4 1 3 Specifications and Characteristics 5 1 3 1 General Specifications 5 1 3 2 Functional Specifications 6 1 3 3 Input Spec...

Page 19: ...ypes Circular Counter refer to section 3 2 1 Circular Counter Linear Counter refer to section 3 2 2 Linear Counter By default each Counter is set to Circular Counter For all Counter Types the full cou...

Page 20: ...e purpose of suppressing noise on the signal lines A B of every Counter noise filters are provided The cut off frequencies for all signal lines A and B are fixed to 100 kHz Run time Configurable Confi...

Page 21: ...e CJ1W CTL41 E Counter Unit is in any other position i e 6th Unit position or further away from the CJ1 H CPU Unit or 4th Unit position or further away from the CJ1M CPU Unit or if it is on a CJ serie...

Page 22: ...L41 E Special I O Unit allocates space for 33 words in the Special I O Unit CIO Area refer to section 4 2 3 CIO Memory Mapping 3 For a CJ1W CTL41 E Special I O Unit the same space as for 4 Units in th...

Page 23: ...Every Counter can be reset to zero by a combination of the following sources Software Counter Reset Bit Z Input Refer to section 3 6 Reset Signals Extra Functions Hysteresis To prevent Outputs from be...

Page 24: ...mparison will stop during instruction execution Care must be taken therefore with the timing of executing instructions Refer to section 3 5 Output Control for de tails 1 3 3 Input Specifications Note...

Page 25: ...of 50 Counter inputs A and B Input pulses with a duty factor of 50 Counter Input Z D D D Phase A Phase B Off 50 On Counter Input Z 0V Off On F GG 0V Off On Z J 0V Off On Phase A Phase B 0V Off On II I...

Page 26: ...ured as Circular or Linear Counter refer to section the section 1 5 Operating Procedure Guide lines for quick start up information The diagram below shows the functions the Unit has available to opera...

Page 27: ...r Counters The CJ1W CTL41 E Counter Unit allocates 90 DM words in the Special I O Unit DM Area and a block of 34 CIO words in the Special I O Unit Area of the PLC The configuration of the Unit is done...

Page 28: ...DM Memory Allocation refer to section 4 2 Memory Allocation Note During operation of the Unit for Circular and Linear Counters run time config uration is possible by using the IOWR instruction from th...

Page 29: ...ear or Circular Counter is done by DM setting Refer to section SECTION 3 Operation and Configuration for detailed infor mation about configuring the Unit 2 Power up the PLC again or turn the Special I...

Page 30: ...6 Application Areas The main application areas of the Counter Unit are where signals with high frequencies are counted and high speed responses have to be triggered at predefined Counter Values Applic...

Page 31: ......

Page 32: ...ter Units 2 1 Components and Switch Settings 16 2 1 1 Components 16 2 1 2 Indicators 16 2 1 3 Machine Number Switch 17 2 2 Installation 19 2 2 1 Installation Precautions 19 2 2 2 Installing Units 19 2...

Page 33: ...8 9 RUN CTL41 CH1 CH2 CH3 CH4 ERC ERH CH1 CH2 CH3 CH4 Units in mm RUN CTL41 CH1 CH2 CH3 CH4 ERC ERH LED Colour State Description RUN Green ON Unit is in operation i e Unit has initialised normally aft...

Page 34: ...Unit see 5 1 Error Indicators OFF CPU Unit has no operational failure CH1 Yellow ON Counter 1 is counting i e the corresponding counting gate is enabled and at least one pulse has been detected OFF C...

Page 35: ...memory a fatal error Unit No Duplication Error in the PLC CPU will be gen erated A40113 will turn ON and the PLC will not operate 3 Besides the memory that is allocated to the Counter Unit in the Spec...

Page 36: ...nit must be mounted to one of the five positions immediately to the right of the CJ1 H CPU Unit when facing the PLC to generate interrupts to the CPU Unit to execute external interrupt tasks Interrupt...

Page 37: ...onnect the End Plate to the rightmost Unit The CJ series PLC will not function properly without the End Plate connected The End Plate is provided with the CPU Unit PA205R POWER INPUT AC100 240V L2 N L...

Page 38: ...of the following driver types RS 422 Line Driver either directly connected to the connector on the front of the Unit or through a separate Input Terminal Block e g the OMRON XW2G 40G7 E or XW2D 40G6...

Page 39: ...Unit which is connected to the Unit with a standard XW2Z I O cable Both parts can be ordered separately 3 Indirectly connecting the wires and cables to the screw less terminals of an XW2G 40G7 E Termi...

Page 40: ...rminals You need this information in case you want to connect the external signals via Terminal Block Units to the Counter Unit 2 3 3 Important Wiring Considerations Use the following guidelines when...

Page 41: ...The following example illustrates how to wire the Counter Inputs in a typical con figuration according to the output driver of the encoder or proximity switch being used In the example Counter channel...

Page 42: ...LD 3 Phase B LD 5 Phase Z LD 2 Phase A LD 4 Phase B LD 6 Phase Z LD 0 V 5 V 5 VDC Power Supply CJ1W CTL41 E Counter Un Terminals Counter 1 Encoder Black Phase A White Phase B Orange Phase Z x E6B2 CWZ...

Page 43: ......

Page 44: ...application 3 1 Overview 28 3 2 Counter Types 29 3 2 1 Circular Counter 30 3 2 2 Linear Counter 31 3 3 Input Signal Types 33 3 3 1 Phase Differential 33 3 3 2 Up Down 34 3 3 3 Pulse Direction 35 3 4 C...

Page 45: ...r after the Unit has been properly installed see Section 1 5 Operating Procedure Guidelines all the available features and functions of the Unit are represented by their corresponding DM words You are...

Page 46: ...ord in DM the appropriate setting For Circular and Linear Counters all the functions and features of the Counter Unit are available and configurable Counter Value For all Counter Types the 32 bit Coun...

Page 47: ...FFFFFFFFH For Circular Counters the Counter automatically rolls over to 0 if the Counter Value exceeds the Upper Count Value and continues counting If the Counter Value goes below 0 the Counter rolls...

Page 48: ...ow and underflow errors in the EEPROM inside the Unit refer to section Section 5 2 3 Overflow Underflow errors Configuring Upper and Lower Count Limits The Upper Count Limit must be positive and the L...

Page 49: ...or Underflow of a Linear Counter is reported in the corresponding bits in CIO CNT3 CNT4 m 52 m 72 Overflow Underflow Error Code generation 0 No Error Code generation 1 Error Code generation CNT1 CNT2...

Page 50: ...igured for Multiplication by 1 If the counter is up counting signal A leads to signal B pulses are taken into account by the Counter on the rising edges of signal A If the Counter is down counting pul...

Page 51: ...leads to signal B pulses are taken into account by the Counter on the rising and falling edges of signal A and signal B If the counter is down counting pulses are also taken into account on the rising...

Page 52: ...t B is high the Counter increments on the rising edges of input A If input B is low the Counter decrements on the rising edges of input A Note For Counter Reset options refer to section Section 3 6 Re...

Page 53: ...Function To reset a Counter through a signal pulse on the corresponding Z input the Z input Reset Enable bit must be set to 1 A Counter can also be reset by using the Software Reset Bit in CIO Setting...

Page 54: ...e details on using the IORD instruction and reading the Captured Value refer to section Section 4 4 IORD Instruction Note The Open Gate Bit Close Gate Bit Preset Counter Bit Reset Bit or the Counter C...

Page 55: ...Value For a detailed description about Comparison Mode refer to section 3 5 2 Comparison Mode If the Unit is configured for Range Mode all Counters will operate in Range Mode If the Unit is configure...

Page 56: ...reflected by their corresponding bits in CIO and can be used as event flags in the Ladder Program The Soft Outputs can for example be used in the Ladder Program to control outputs of an external Digit...

Page 57: ...are Output 1 and 3 must be ON for Counter Values within Range 1 Software Output 2 must be ON for Counter Values within Range 2 Both the Software Outputs 0 and 3 must be ON for Counter Values within Ra...

Page 58: ...s the Range Mode applied to a Circular Counter 0 00000000 Maximum Count Limit 4 294 967 295 FFFFFFFFH H Rollover Counter Value Range 2 Range 1 Range 0 Range 3 Range Lower Range Limit Upper Range Limit...

Page 59: ...ter 1 OR OR OR OR AND Upper Range Limit Lower Range Limit Range 3 E D Output Pattern Upper Range Limit Lower Range Limit Range 0 E D Output Pattern Output Pattern Counter 2 Upper Range Limit Lower Ran...

Page 60: ...words 32 bits For the exact memory location to set the Range Data refer to section Section 4 2 1 Memory Mapping In the Output Pattern of the Range every single Output can be configured to turn ON whe...

Page 61: ...uted Comparison is stopped during the execution of IOWR IORD instructions and remains stopped until the processing of the instruction has been completed The Data Transfer Busy bit is ON during this ti...

Page 62: ...so choose to AND the Counter Output Patterns before they are applied to the Unit Output Pattern If multiple Counters are used together to control an application you have the option to logically AND or...

Page 63: ...ear Counter for more information Example Comparison Mode with Linear Counter In this example 7 Comparison Values are specified On reaching a Comparison Value an Output can be Set or Reset depending on...

Page 64: ...e shows the Comparison Mode applied to a Circular Counter 0 00000000 Maximum Count Limit H FFFFFFFFH Soft3 Soft3 Soft2 Soft2 Soft0 Soft3 Soft2 CV7 CV6 CV5 CV4 CV3 CV2 CV1 CV Value CV crossing 1 2 3 4...

Page 65: ...Reset Pattern CV0 Comparison Value 7 E D Set Pattern CV7 Reset Pattern CV7 Set Pattern CV7 Reset Pattern CV7 Comparison Value 0 E D Set Pattern CV0 Reset Pattern CV0 Counter 2 Set Pattern CV0 Reset P...

Page 66: ...ection Reset Pattern CV n specifying which Outputs must be Reset on reaching that CV in the negative counting direction 0 No Change 1 Reset Output To configure a Counter in Comparison Mode for every C...

Page 67: ...ansfer Busy bit turns OFF However when Comparison Data is rewritten using an IOWR instruction the Comparison Result is refreshed using the new Comparison Data and the current Counter Value which means...

Page 68: ...ttern is updated by all four Counters in the chronological order of crossing the CV s Enable Disable Comparison Values Every single CV can be enabled or disabled If a CV is disabled by default no acti...

Page 69: ...or remain Unchanged similar as on reaching a Comparison Value Note In case for a Preset or Reset action for a specific Output both a Set and a Reset is defined the Reset has priority 15 14 13 12 11 10...

Page 70: ...t Source this must first be enabled in DM Using the Z Signal can be enabled for every Counter Software Reset Enable Bit as Reset Enable Source Resetting the Counter Value to zero by Z Signal must be e...

Page 71: ...FH from which the Counter treats the fluctuation in the Counter Input Signal as a real change and outputs can be controlled accordingly Configuring Hysteresis Note 1 The Hysteresis can only be applied...

Page 72: ...s of every Counter in CIO to the correspond ing Initial Counter Value of that Counter in DM The data in DM is retained when the Power is OFF Therefore Powering Up the system again results in a transfe...

Page 73: ......

Page 74: ...rt bits 60 4 2 Memory Allocation 61 4 2 1 Memory Mapping 61 4 2 2 Indirect Addressing 62 4 2 3 CIO Memory Mapping 65 4 2 4 DM Memory Mapping 69 4 2 5 Range Memory Mapping 74 4 2 6 Comparison Memory Ma...

Page 75: ...ange Comparison Data Special I O Unit Area D 20000 Nx10 D 20000 Nx10 89 Output Words 90 Words Input Words General Counter 1 CIO 2000 Nx10 CIO 2000 Nx10 33 34 Words Special I O Unit DM Area CPU Unit an...

Page 76: ...Mode for which the Unit is configured determines if you have to set Range or Comparison Data refer to section 3 5 1 Range Mode and 3 5 2 Comparison Mode for more information The location of the Range...

Page 77: ...ransfer the Unit configuration settings e g after cor rection of an error from the CPU to the Unit The Unit can also be restarted by turning the Power from OFF to ON Bit Function A50200 Unit No 0 Rest...

Page 78: ...ral m 9 m Counter 1 m 29 m 10 m 90 Free DM m 399 Indirect Address k1 Counter 2 m 49 m 30 Indirect Address k2 k1 k2 n CIO 2000 Nx10 N Machine Number m D 20000 Nx100 N Machine Number k1 k2 k3 k4 Any ava...

Page 79: ...it to store the Range Comparison Data There are 309 free DM words 399 90 Unit in Range Mode In Range Mode Indirect Addressing can be used to define the Ranges per Counter that you want to use The numb...

Page 80: ...ntend to use CV 1 to 6 Configuring Indirect Addressing Indirect Addressing with the Unit in Range or Comparison Mode is specified in the Special I O Unit DM Area for every Counter You must specify the...

Page 81: ...esses related to Range Data refer to section 4 2 5 Range Memory Mapping CNT3 CNT4 m 66 m 86 Total number of Ranges CV s Set between 00 BCD and 4 8 BCD CNT3 CNT4 m 67 m 87 Memory Area 0 EM Extended Mem...

Page 82: ...t Words n 13 to n 34 Note Double words in CIO are indicated as for example n 3 n 4 How to distinguish between the least and most significant words LSW and MSW within double words you should refer to s...

Page 83: ...Note 2 05 Reset Enable Enable Resetting for Z signal 06 15 Not used n 2 n 3 00 15 Preset Value Preset Value Counter 2 n 4 00 Open Gate Open Gate 0 1 See Note 1 and 2 01 Close Gate Close Gate 0 1 See N...

Page 84: ...tive 0 See note 1 n 19 n 20 00 15 Counter Value Counter Value n 21 00 Counter Overflow Counter Overflow 1 Upper Count Limit of Linear Counter is reached 01 Counter Underflow Counter Underflow 1 Lower...

Page 85: ...Gate Closed 0 03 Counting Direction Counting Direction Down 0 Up 1 04 Preset Activated Preset Activated 1 See note 2 05 Reset Activated Reset Activated 1 See note 2 06 Capture Activated Capture Activ...

Page 86: ...hin dou ble words refer to section the section About this Manual at the beginning of this Manual Word Bit Item Function General m 00 07 Output Control Mode Output Control Mode 00 Range Mode default 01...

Page 87: ...Count Limit m 17 m 18 00 15 Initial Count Value Initial Counter Value after transfer of Unit configuration data m 19 m 20 00 15 Range Comparison Enable Data Enable Ranges Comparison Values 1 Enabled 0...

Page 88: ...Count Limit m 37 m 38 00 15 Initial Count Value Initial Counter Value after transfer of Unit configuration data m 39 m 40 00 15 Range Comparison Enable Data Enable Ranges Comparison Values 1 Enabled 0...

Page 89: ...Count Limit m 57 m 58 00 15 Initial Count Value Initial Counter Value after transfer of Unit configuration data m 59 m 60 00 15 Range Comparison Enable Data Enable Ranges Comparison Values 1 Enabled 0...

Page 90: ...Count Limit m 77 m 78 00 15 Initial Count Value Initial Counter Value after transfer of Unit configuration data m 79 m 80 00 15 Range Comparison Enable Data Enable Ranges Comparison Values 1 Enabled 0...

Page 91: ...ata Range 2 Lower Upper Limit and Output Pattern Range 2 k2 18 to k2 23 00 15 Range Data Range 3 Lower Upper Limit and Output Pattern Range 3 Counter 3 k3 k3 1 00 15 Lower Limit Range 0 Lower Limit Ra...

Page 92: ...Pattern Output Reset Pattern crossing CV0 in direction k2 10 to k2 19 00 15 CV Data CV1 CV1 and Output Set Reset patterns direction k2 20 to k2 29 00 15 CV Data CV2 CV2 and Output Set Reset patterns...

Page 93: ...CV0 in direction k4 10 to k4 19 00 15 CV Data CV1 CV1 and Output Set Reset patterns direction k4 20 to k4 29 00 15 CV Data CV2 CV2 and Output Set Reset patterns direction k4 30 to k4 39 00 15 CV Data...

Page 94: ...d The PLC memory address of the first word to be transferred D Destination Machine Number D and number of words D 1 to be transferred IOWR 223 IOWR 223 C C S S D D C CC2 Control Code 2 CC1 Control Cod...

Page 95: ...and you start issuing an IOWR instruction while another IOWR IORD instruction is in progress the ER flag turns ON Therefore to guarantee correct execution of IOWR instructions you should always use th...

Page 96: ...lowing structure for the ladder program if you want to use the IORD instruction For an overview of the supported IORD instructions and how to set the C S and D operands refer to section 4 5 Supported...

Page 97: ...o guarantee correct execution of IORD instructions you should always use the ladder dia gram structure as shown above 2 The processing time for IORD instructions can range up to 0 8 ms depending on th...

Page 98: ...Y 1C 04 2 m 17 m 18 Power On Preset Value N N m 19 m 20 Range Comparison Enable Data Y Y 1B 03 2 m 21 m 22 Output P reset Set Pattern N N m 23 m 24 Output P reset Reset Pattern N N m 25 Hysteresis N N...

Page 99: ...Address N N Counter 4 m 70 Counter Type N N m 71 Signal Type N N m 72 Z reset Mode Y Y 4E 01 1 Overflow Underflow error code generation N N m 73 m 74 Max Count Value Circular Linear Y Y 4C 03 2 m 75...

Page 100: ...r Comparison Mode refer to section 3 5 1 Range Mode and 3 5 2 Comparison Mode IOWR and IORD instructions can be used respectively to change Range Comparison Data inside the Unit or to read Range Compa...

Page 101: ...ber of Ranges that you want to read the Range Data from or overwrite with new Range Data you have to specify the number of words to be transferred This number of words is equal to the number of Ranges...

Page 102: ...Mode and Counter 1 uses 4 Comparison Values CV 00 to CV 03 You want to change the Comparison Data of CV 00 The new Comparison Data consisting of 10 words 10 words x 1 CV is located in Data Memory sta...

Page 103: ...ead the Captured Counter Value of Counter 1 and write it to D0300 in the PLC memory 4 5 3 2 Counter Value The Counter Value of every Counter can be overwritten and read by using the IOWR and IORD inst...

Page 104: ...that the IOWR instruction Re Configure Unit uses valid configuration data If the Unit configu ration data contains invalid settings the Unit will stop operating and report the error s 4 5 3 4 Error C...

Page 105: ...Counter Unit to generate interrupts to activate external interrupt tasks in a CJ1M CPU Unit the Unit must be in one of the three positions immediately to the right of the CJ1M CPU Unit on the CPU Rac...

Page 106: ...pt Task number is executed at a rising falling edge of the corresponding Output bit in the Unit Output Pattern For every Output the assigned External Interrupt Task number can be calculated with the f...

Page 107: ...and m 3 FFFFH means that the rising edge of the corresponding bit of Output 0 in the Unit Output Pattern is assigned to External Interrupt Task Number 10 and the falling edge to External Interrupt Ta...

Page 108: ...f the Unit 5 1 Error Indicators 92 5 1 1 Errors during initial processing 92 5 1 2 Errors during normal operation 92 5 2 Error codes 93 5 2 1 DM configuration errors 94 5 2 2 IOWR IORD instruction err...

Page 109: ...assification error The Unit classification was set incorrectly Replace the Counter Unit OFF OFF OFF Watch Dog Timer time out error The Unit s Watch Dog Timer has timed out Turn OFF and then ON the pow...

Page 110: ...t Area in CIO memory the corresponding error code is stored inside the Counter Unit the Global Error bit in CIO is set n 17 bit 00 the ERC LED is turned ON After you have cleared the error words n 15...

Page 111: ...ge The DM setting located at D20000 Nx100 Offset is Out of Range N Machine Number 0310 Offset BCD Invalid BCD code The DM setting located at D20000 Nx100 Offset is an invalid BCD code N Machine Number...

Page 112: ...Unit The Invalid Control Code is reported in Error Code 2 0360 Control Code Invalid number of words The number of words that is specified in the IOWR IORD instruction is faulty The Control Code of th...

Page 113: ...d Range Limit s Comparison Value If the Unit is in Range Mode Lower and or Upper Range Limit is are outside Counting Range Counter No indicates the Counter number and Range No indicates the Range numb...

Page 114: ...the CJ series CPU Unit executes the interrupts the FIFO buffer inside the Unit runs full and the Interrupt FIFO full error is generated The error can be cleared by issuing the IOWR instruction with t...

Page 115: ...Bus error An error has occurred on the I O Bus causing the Counter Unit to be in an undefined state On occurrence of an I O Bus error you can configure the Outputs to keep their last state or to have...

Page 116: ...nt thinner or benzene or chemical wipes These substances could damage the surface of the Unit 5 3 2 Routine Inspections In order for your Counter Unit to continue operating at optimum condition period...

Page 117: ...rometer Dust dirt accumulation None Is the Unit exposed to any spray of water oil or chemicals None Is the Unit exposed to corrosive or flammable gases None Gas sensor Is the Unit exposed to shock or...

Page 118: ...4V 1A LD 2 LD B1 B LD 24V 1B LD 3 LD A2 LD 24V 1B LD 4 LD B2 Z LD 24V 1Z LD 5 LD A3 LD 24V 1Z LD 6 LD B3 Not connected 7 10 Not connected A4 B4 A5 B5 Channel 2 A LD 24V 2A LD 11 LD A6 LD 24V 2A LD 12...

Page 119: ......

Page 120: ...ed at a rising falling edge of the corresponding Output bit in the Unit Output Pattern Output Assigned External Interrupt Task Number Interrupt executed at rising falling edge 0 Offset Rising Offset 1...

Page 121: ...ffset 35 Falling 18 Offset 36 Rising Offset 37 Falling 19 Offset 38 Rising Offset 39 Falling 20 Offset 40 Rising Offset 41 Falling 21 Offset 42 Rising Offset 43 Falling 22 Offset 44 Rising Offset 45 F...

Page 122: ...during this time This stopping of comparison during the execution of IOWR IORD instructions affects counter comparisons for all counters Set Range Data and Comparison Data considering that comparisons...

Page 123: ......

Page 124: ...ulse Direction Phase Differential 1x 2x 4x Up Down Pulse Direction Phase Differential 1x 2x 4x Up Down Pulse Direction Counter Control using PLC Control bits Open Gate Start Counter Close Gate Stop Co...

Page 125: ...supported Can be set in PLC The Initial Counter Value is transferred to the Unit upon Power Up Restart IORD and IOWR instructions Run time configuration DM configuration data Range and Comparison Dat...

Page 126: ......

Page 127: ......

Page 128: ...or 21 Pin layout 21 Wiring Methods 22 Terminal Block Unit 22 Counter Input Circuitry Example Line Driver RS422 25 Counter Inputs 24 Configuring Driver Type 21 Example Line Driver RS422 25 Specificatio...

Page 129: ...tion 36 Reset Function 36 Input Signal Types 33 Phase Differential Signals x1 x2 x4 33 Pulse Direction Signals 35 Up Down Signals 34 Input specifications 7 Inspection 99 Installing High speed Counter...

Page 130: ...74 Changing at run time using IORD IOWR 83 Configuration 43 Examples 64 Re configure Unit using IOWR 87 Reset Signals Reset Enable 53 Software Reset Bit 53 Z Signal 53 Resetting 36 53 Restarting the U...

Page 131: ......

Page 132: ...number on the front cover of the manual The following table outlines the changes made to the manual during each revision Page numbers refer to section the previous version Cat No W02E EN 01 Revision...

Page 133: ...116...

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