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Problem with PID loop[s

7/10/2011 6:29 AM	Rate (0)
Luay Khoury Posts: 40 Rating: (0)	dear all I have a S7-226 CPU with analoge input and analoge output modules i am using all PID loops available in the CPU the problem is that when i start the CPU and starting the work i found no result at the analoge output that is connected to any PID Loop and they will be no result untel i switch the CPU from Run to Stop and back To Run again and start the again.....at this case the PID will work.... do i have to make any call to PID loop as an inetialising at the first program Scan.... Thank you
Luay Khoury Posts: 40 Rating: (0)
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7/10/2011 7:34 AM	Rate (0)
hdhosseini Diamond Member Joined: 1/28/2009 Last visit: 1/5/2026 Posts: 6892 Rating: (1368)	Dear Luay Khoury Please check the following solution! Why does the PID controller created by the instruction wizard sometimes not work? Regards
	Demo Channel on Youtube
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