Omron NJ501-1400 User Manual page 10

CONTENTS
Section 5 Troubleshooting
5-1 Operation after an Error .......................................................................................................... 5-2
5-1-1 Overview of NJ-series Status ...................................................................................................... 5-2
5-1-2 Fatal Errors in the CPU Unit........................................................................................................ 5-3
5-1-3 Non-fatal error in CPU Unit ......................................................................................................... 5-4
5-2 Troubleshooting .................................................................................................................... 5-11
5-2-1 Checking to See If the CPU Unit Is Operating .......................................................................... 5-11
5-2-2 Troubleshooting Flowchart for Non-fatal Errors ........................................................................ 5-12
5-2-3 Error Table................................................................................................................................. 5-13
5-2-4 Error Descriptions ..................................................................................................................... 5-30
5-2-5 Troubleshooting Errors That Are Not in the CPU Unit .............................................................. 5-94
Section 6 Inspection and Maintenance
6-1 Periodic Maintenance and Inspection ................................................................................... 6-2
6-1-1 Periodic Inspection...................................................................................................................... 6-2
6-1-2 Unit Replacement Precautions.................................................................................................... 6-3
6-2 Replacing the Battery.............................................................................................................. 6-4
6-2-1 Battery Replacement................................................................................................................... 6-4
6-2-2 Operation without a Battery......................................................................................................... 6-7
Appendices
A-1 Specifications ..........................................................................................................................A-2
A-2 Specifications of Basic I/O Units............................................................................................A-3
A-2-1 Overview of Units ........................................................................................................................A-3
A-2-2 Basic I/O Units ............................................................................................................................A-5
A-2-3 Precautions on Contact Output Units........................................................................................A-52
A-2-4 Connecting Connector-Terminal Block Conversion Units and I/O Relay Terminals ..................A-54
A-3 Dimensions ............................................................................................................................A-89
A-3-1 NJ-series CPU Units .................................................................................................................A-89
A-3-2 NJ-series Power Supply Units...................................................................................................A-90
A-3-3 CJ-series Basic I/O Units ..........................................................................................................A-91
A-3-4 B7A Interface Unit .....................................................................................................................A-94
A-3-5 CJ-series I/O Control Unit and I/O Interface Unit ......................................................................A-94
A-3-6 SD Memory Card ......................................................................................................................A-94
A-4 Load Short-circuit Protection and Line Disconnection Detection for CJ-series Basic I/O
Units......................................................................................................................................A-95
A-4-1 Load Short-circuit Protection and Line Disconnection Detection for CJ1W-OD202..................A-95
A-4-2 Load Short-circuit Protection for CJ1W-OD204/OD212/OD232/MD232...................................A-98
A-5 EMC Directive Measures for Relay Outputs......................................................................A-100
A-6 System-defined Variables Related to Hardware ...............................................................A-102
A-7 Version Information .............................................................................................................A-103
A-7-1 Relationship between Unit Versions of CPU Units and Sysmac Studio Versions ...................A-103
A-7-2 Relationship between Hardware Revisions of CPU Units and Sysmac Studio Versions ........A-105
A-7-3 Functions That Were Added or Changed for Each Unit Version.............................................A-106
A-7-4 Performance Improvements for Unit Version Upgrades..........................................................A-109
Index
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NJ-series CPU Unit Hardware User's Manual (W500)