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Old February 9th, 2018, 02:31 PM   #7
jstolaruk
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jstolaruk is offline
 
Join Date: Dec 2004
Location: Detroit, SouthEast Michigan
Posts: 3,273
Quote:
Originally Posted by Timeismoney08 View Post
Would the PLC need to be safety rated at that point to monitor for a stuck contactor? and would that make it control reliable as long as there is no one point of failure that could trick the system into always running?


Thanks!
No the safety relay should have those monitoring inputs.
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