Omron NX-OD5256 User Manual

5
CONTENTS
NX-series Digital I/O Unit User’s Manual (W521)
9-3-2 Event Codes and Corrections for Errors.....................................................................................9-7
9-3-3 Meaning of Error......................................................................................................................... 9-9
9-4 Resetting Errors .................................................................................................................. 9-16
9-5 Troubles Specific To Each Type of NX Units..................................................................... 9-17
9-5-1 Digital Inputs............................................................................................................................. 9-17
9-5-2 Digital Outputs .......................................................................................................................... 9-18
9-6 Troubleshooting Flowchart ................................................................................................ 9-19
Section 10 Inspection and Maintenance
10-1 Cleaning and Inspection .....................................................................................................10-2
10-1-1 Cleaning.................................................................................................................................... 10-2
10-1-2 Periodic Inspection ................................................................................................................... 10-2
10-2 Maintenance Procedures .................................................................................................... 10-5
Appendices
A-1 Data Sheet ..............................................................................................................................A-2
A-1-1 Model List ...................................................................................................................................A-2
A-1-2 Digital Input Units........................................................................................................................A-5
A-1-3 Digital Output Units...................................................................................................................A-24
A-1-4 Digital Mixed I/O Units ..............................................................................................................A-49
A-2 Dimensions ..........................................................................................................................A-59
A-2-1 Screwless Clamping Terminal Block Type ................................................................................A-59
A-2-2 Connector Types.......................................................................................................................A-61
A-3 Connecting Connector-Terminal Block Conversion Units and I/O Relay Terminals.....A-63
A-3-1 Patterns for Combining Connector-Terminal Block Conversion Units and I/O Relay Terminals
..................................................................................................................................................A-63
A-3-2 Combinations of Connections................................................................................................... A-65
A-3-3 Connector-Terminal Block Conversion Unit Connection Diagrams ..........................................A-68
A-3-4 Connection Diagrams for I/O Relay Terminals.......................................................................... A-74
A-4 EMC Directive Measures for Relay Outputs......................................................................A-80
A-5 List of NX Objects................................................................................................................A-81
A-5-1 Format of Object Descriptions .................................................................................................. A-81
A-5-2 Digital Input Units...................................................................................................................... A-82
A-5-3 Digital Output Units...................................................................................................................A-90
A-5-4 Digital Mixed I/O Units ..............................................................................................................A-99
A-6 List of Screwless Clamping Terminal Block Models ......................................................A-104
A-6-1 Model Notation........................................................................................................................ A-104
A-6-2 List of Terminal Block Models ................................................................................................. A-104
A-7 Version Information...........................................................................................................A-105
A-7-1 Relationship between Unit Versions of NX Units, Communications Coupler Units and CPU Units,
and Versions of Sysmac Studio .............................................................................................. A-105
Index

Omron NX-OD5256 Specifications

General

Brand	Omron
Model	NX-OD5256
Category	I/O Systems
Language	English