Omron CJ1W-EIP21 User Manual

8-31
8 Message Communications
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
8-3 CIP Objects Sent to the EtherNet/IP Unit
8
8-3-1 CIP Objects Sent to the EtherNet/IP Unit
8-3 CIP Objects Sent to the EtherNet/IP
Unit
The following CIP objects can be sent to an EtherNet/IP Unit.
This object reads the ID information of the CPU Unit and resets the EtherNet/IP Unit.
 Class ID
Specify 01 hex.
 Instance ID
Specify 00 or 01 hex.
 Attribute ID
The attribute ID specifies the information to read.
Class Attribute ID
The class attribute ID specifies the attribute of the entire object.
Instance Attribute ID
The instance attribute ID specifies the attribute of the instance.
8-3-1 CIP Objects Sent to the EtherNet/IP Unit
Object name Function Reference
Identity object • Reads ID information from the CPU Unit.
• Resets the EtherNet/IP Unit.
page 8-31
TCP/IP interface object Writes and reads TCP/IP settings. page 8-33
Ethernet link object • Reads Ethernet settings.
• Reads Ethernet status.
page 8-35
Controller object • Gets the Controller status.
• Changes the operating mode of the Controller.
page 8-39
8-3-2 Identity Object (Class ID: 01 Hex)
Attribute ID Parameter name Description Attribute
Read data
Data
type
Value
01 hex Revision Revision of the object Read UINT 0001 hex
02 hex Max Instance The maximum instance number Read UINT 0001 hex
Attribute ID Parameter name Description Attribute
Read data
Data
type
Value
01 hex Vendor ID Vendor ID Read UINT 002F hex
02 hex Device Type Device type Read UINT 000C hex
03 hex Product Code Product code Read UINT Refer to (1) Product Codes for
Each Model.
04 hex Revision Device revision Read Struct ---
Max Instance Major revision Read USINT 02 hex
Revision Minor revision Read USINT 04 hex
05 hex Status Status of the EtherNet/IP Unit Read WORD Refer to (2) Status Details of the
EtherNet/IP Unit

Omron CJ1W-EIP21 Specifications

General

Brand	Omron
Model	CJ1W-EIP21
Category	Controller
Language	English