Omron CJ2-CPU User Manual

A - 15
Appendices
NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
A-1 Supported CIP Objects
A
A-1-3 NX Configuration Object (Class ID: 74 Hex)
 Get Current Error (Service Code: 3A Hex)
The request format, format for normal responses, format for error responses, and CIP error codes
for the Get current error object are given below.
Request Format
Format for Normal Response
Structure Specifications for Current Error Record
Parameter name Description Data type Value (hex)
Service Service code USINT 3A
Request Path Size Request path size USINT 02
Request Path Request path Padded EPATH 20742401
Unit No Unit number UINT 0000: Communications Coupler
Unit
0001 to 003F: NX Unit
0040 or higher: Not supported.
Start number of read
record
Number of first record to read UINT Number of first record to read
Number of request
read record
Requested number of records
to read
UINT Requested number of records to
read
*1
*1. The range of values is 0 to 9.
Parameter name Description Data type Value (hex)
Reply Service Reply to Get current error
service
USINT BA
Reserved Reserved USINT 00
General Status Code that indicates normal USINT 00
Size of Additional Status Size of Additional status USINT 00
Error update count Total number of errors UINT Total number of errors
Record size Size of one record (bytes) UINT 0032 (fixed)
Number of registered
record
Number of registered
records
UINT Number of registered
records
Number of readout record Number of records that were
read
*1
*1. The number of current records specified by Number of readout record are stored in the Current error record
array. The remaining elements in the Current error record array are not included in the response data.
UINT Number of records that
were read
Current error record[0] Current error 0 ARRAY OF
STRUCT
*2
*2. The structure specifications are given below.
Current error 0
::::
Current error record[8] Current error 8 ARRAY OF
STRUCT
*2
Current error 8
Member name Description Data type
Index
Index of current error
*1
UDINT
Unit number Unit number
0: Communications Coupler Unit
1 to 63: NX Unit
USINT
Event priority Event level USINT

Omron CJ2-CPU Specifications

General

Brand	Omron
Model	CJ2-CPU
Category	Controller
Language	English