Mitsubishi Electric MELSEC-A A2CCPU Manuals

Manuals and User Guides for Mitsubishi Electric MELSEC-A A2CCPU. We have 1 Mitsubishi Electric MELSEC-A A2CCPU manual available for free PDF download: User Manual

Mitsubishi Electric MELSEC-A A2CCPU User Manual (204 pages)

Brand: Mitsubishi Electric | Category: Controller | Size: 5.07 MB

Table Of Contents 6

INTRODUCTION 10

General Description Of Operation 10

ON/OFF Data Communication Between The A2C And The Remote I/O Module 10

Features 13

General Terms And Abbreviations 17

Reference Manuals 19

SYSTEM CONFIGURATION 20

Overall Configuration 20

Notes On System Construction 22

System Equipment 27

Modules Which Can Be Connected To The A2CCPU 27

Peripheral Devices 34

GENERAL SPECIFICATIONS 36

A2CCPU 37

Performance 37

Repeated Operation Processing 40

In~ial Processing 40

END Processing 41

Timer Processing And Accuracy 42

Counter Processing And Maximum Counting Speed 44

Operation Processing At Momentary Power Failure 45

Scan Time 46

Watch Dog Timer (WDl) 47

RUN. STOP. PAUSE Operation Processing 49

Functions 54

Constant Scan 55

Power Failure Compensation For Device Data In The A2C (LATCH Function) 58

Running And Stopping The A2C From External Devices (Remote RUN/STOP Function) 60

Status Latch 64

Sampling Trace 66

Offline Sw~ch Function 69

Setting Priority For ERROR LED Indication 71

Control Functions Of Remote I/O Modules And Remote Terminal Modules 73

4.2.10 Output From The ERR Terminals 77

Fault Detection 78

Fault Detection With Annunciator (F) 83

Memory Capacity Setting 89

Operation Mode At An Occurrence Of Error 91

STOP -+ RUN Output Mode 92

Entry Code Registration 93

Print Title Registration 93

Devices 94

Device List 94

INSTRUCTIONS 96

Sequence Instructions 96

Basic Instructions 98

Application Instructions 104

Precautions On Handling 112

Part Identification 4 - N 113

Part Identification 113

4.10.1 External VIew Of A2CCPUP21/R21 120

4.10.2 Setting For MELSECNET Data Link 128

MEMORY ICa, BATTERY, CABLES AND DIN ADAPTER 131

Memory ICs 131

Specifications 131

Handling Instructions 131

Battery 133

Cables 135

DIN Adapter 137

Fixing A DIN Adapter To A Module 139

Mounting To The DIN Rail 140

LOADING AND INSTALLATION 6 -1 141

Fail-safe Circuit 141

Installation Environment 141

Calculation Of Heat Generated By The A2C System 142

Wiring 144

Wiring Instructions 144

Connection Between Modules 148

Installing The A2CCPU 151

TEST RUN 152

Check Points Before Test Run 152

Test Run Procedures 154

MAINTENANCE AND INSPECTION 156

Daily Inspection 156

Periodic Inspection 157

Replacement Of Battery 158

Battery IKe 158

Replacing Procedures 159

TROUBLESHOOTING 160

Basic Troubleshooting 160

Troubleshooting Flow Charts 161

Flow Chart Used When "POWER" LED Of The A2CCPU Has Turned Off 162

Flow Chart Used When "RUN" LED Of The A2CCPU Has Turned Off 163

Flow Chart Used When "RUN" LED Of The A2CCPU Flickers 164

Flow Chart Used When "ERROR" LED Has Turned On 165

Flow Chart Used When "ERROR" LED Of The A2CCPU Flickers 167

Flow Chart Used When "RD/SD" LEOs Of The A2CCPU Do Not Flicker 168

Flow Chart Used When Output Load Of Output Module Does Not Turn On 169

Error Code Ust 171

Error Code List 171

APP 175

APPENDIX 3 List Of Special Registers APP 184

APPENDIX 4 Instructions For Use With Peripheral Devices APP 194

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Mitsubishi Electric MELSEC-A A2CCPU Manuals

Manuals and User Guides for Mitsubishi Electric MELSEC-A A2CCPU. We have 1 Mitsubishi Electric MELSEC-A A2CCPU manual available for free PDF download: User Manual

Mitsubishi Electric MELSEC-A A2CCPU User Manual (204 pages)

Table of contents

Related Products

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Mitsubishi Electric MELSEC-A A2CCPU Manuals

Manuals and User Guides for Mitsubishi Electric MELSEC-A A2CCPU. We have 1 Mitsubishi Electric MELSEC-A A2CCPU manual available for free PDF download: User Manual

Mitsubishi Electric MELSEC-A A2CCPU User Manual (204 pages)

Table of contents

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Mitsubishi Electric Categories