Using module identification and status information – Rockwell Automation 1756-SYNCH ControlLogix SynchLink Module User Manual User Manual
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Publication 1756-UM521C-EN-P - July 2004
What is the 1756-SYNCH module? 1-5
Using Module
Identification and Status
Information
Each ControlLogix SynchLink module maintains specific identification
information that separates it from all other modules. This information assists
you in tracking all the components of your system.
For example, you can track module identification information to be aware of
exactly what modules are located in any ControlLogix rack at any time. While
retrieving module identity, you can also retrieve the module’s status.
Each module maintains the following information:
Table 1.5 Module Identification and Status Information
Module Identification:
Description:
Product Type
Module’s product type, such as Digital I/O or Analog I/O
module
Product Code
Module’s catalog number
Major Revision
Module’s major revision number
Minor Revision
Module’s minor revision number
Status
Module’s status. Returns the following information:
• Controller ownership (if any)
• Whether module has been configured
• Device Specific Status, such as:
– Self-Test
– Flash update in progress
– Communications fault
– Not owned (outputs in program mode)
– Internal fault (need flash update)
– Run mode
• Minor recoverable fault
• Minor unrecoverable fault
• Major recoverable fault
• Major unrecoverable fault
Vendor ID
Module manufacturer vendor, for example Allen-Bradley
Serial Number
Module serial number
Length of ASCII Text String
Number of characters in module’s text string
ASCII Text String
Module name
IMPORTANT
To retrieve this information, you can use the WHO service
in RSLinx. For more information on how to retrieve
module identification information, see the RSLinx online
help.