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Old February 14th, 2018, 10:17 AM   #12
United States

mk42 is offline
Join Date: Jun 2013
Location: MI
Posts: 2,101
Originally Posted by Timeismoney08 View Post
Would the PLC need to be safety rated at that point to monitor for a stuck contactor?
The feedback should go to whatever device is controlling the contactors. That COULD be a safety rated PLC, but could also be a safety relay, or something else like a safety drive.
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