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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

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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

See

2.3.6.1.3. 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