Informational objects, Identity object (01 hex, 1 instance), Class attributes – Comtrol UP DeviceMaster User Guide User Manual
Page 50: Instance attributes, Status word, Common services

50 - Chapter 2. Programming Interface
DeviceMaster UP Modbus/TCP User Guide: 2000447 Rev. I
Informational Objects
2.3.6. Informational Objects
The following object definitions are included for informational purposes only. While some software packages
such as RSLinx make use of these objects, few PLC programmers will have a need to directly access them.
2.3.6.1. Identity Object (01 Hex, 1 instance)
The Identity Object provides identification of and general information about the DeviceMaster UP.
2.3.6.1.1. Class Attributes
2.3.6.1.2. Instance Attributes
2.3.6.1.3. Status Word
Please refer to Pages 5-8 in Volume 1 of the CIP Common Specification.
2.3.6.1.4. Common Services
Attribute ID
Name
Data Type
Data Value(s)
Access Rule
1
Revision
UINT
1
Get
Attribute ID
Name
Data Type
Data Value(s)
Access Rule
1
Vendor ID
UINT
909 (Comtrol)
Get
2
Device Type
UINT
70 hex (vendor specific device)
Get
3
Product Code
UINT
1-65535
Get
4
Revision (product or software release)
Structure of:
Major Revision
Minor Revision
USINT
USINT
1 to 127
1 to 999
Get
5
Status WORD
, below.
Get
6
Serial Number
UDINT
1-65535
Get
7
Product Name
Structure of:
Name Length
Name String
USINT
STRING
Length of string: DeviceMaster UP
xP (where x is 1 or 4 depending on
the model)
Get
Service Code
Implemented in Class
Implemented in Instance
Service Name
01 hex
No
Yes
Get_Attribute_All
05 hex
No
Yes
Reset
0E hex
Yes
Yes
Get_Attribute_Single