Rockwell Automation 193-EPRB Profibus Side Mount Module for the E1 Plus Overload Relay User Manual - Manual (Page 13)

Publication 193-UM010A-EN-P – January 2008
Protection Functions 2-5
communication idle detection helps minimize the potential damage due to uncontrolled or
unmonitored applications.
Comm Idle Warning
The PROFIBUS Module will indicate a Comm Idle warning if:
• No warning currently exists
• Comm Idle Warning is enabled
• The PROFIBUS module is in idle (clear) mode
When the Comm Idle warning conditions are satisfied, the following will occur:
• Bit 6 in Parameter 4, Warning Status, will go to “1”
• Bit 1 in Parameter 5, Device Status, will go to “1”
IMPORTANT
The Comm Idle State of OUT A is defined by Parameter 26 (OUTA Pb
IdlState) and parameter 27 (OUTA Pb IdlValue).