How to tell if a PowerFlex 4M Drive in Offline

sanger

Member
Join Date
Nov 2005
Location
Toronto
Posts
172
We are using multiple PowerFlex 4M drives connected to a L33ER PLC via the 22-COMM-E Ethernet/IP Adapters. There are 5 drives connected to each 22-COMM-E module.

We are having two difficulties with this setup.

1) When a drive is powered off or unplugged the communication is lost to all 5 drives, not just the disconnected one.

2) When a drive is offline, the data received by the PLC simple freezes at its last state leaving no indication that the drive is no longer online.

Any ideas?
 

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