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Created by: adamlahadi at: 4/8/2020 9:17 PM (1 Replies)

4/8/2020 9:17 PM	Rate (0)
adamlahadi Experienced Member Joined: 10/4/2019 Last visit: 8/17/2024 Posts: 110 Rating: (0)	hi bro's can anyone tell me what's the purpose of this wiring Attachment 77777.PNG (338 Downloads)

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4/9/2020 1:19 PM	Rate (0)
Mr.V Silver Member Joined: 6/19/2019 Last visit: 9/5/2024 Posts: 697 Rating: (73)	Hello i think it's easy to explain there are 8 thermal overload contacts which all must be turned on, then normaly closed contact turned off and if all 8 contacts working normaly you don't get input to PLC, if any contact get thermal overload then it go off and apear normaly closed contact and you get input, so you know that the problem exist.
	Last edited by: Mr.V at: 04/09/2020 13:28:22
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