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Display faulty I/O using WinCC 7.0

Created by: Donehill at: 6/5/2009 5:59 PM (3 Replies)

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6/5/2009 5:59 PM	Rate (0)
Donehill Posts: 64 Rating: (0)	Hi, How can I generate an alarm if an analog input is faulty? An analog input will just be shaded but it doesnt generate an alarm. I need the I/O to give a signal when it is faulty especially for Digital I/O Thanks
Donehill Posts: 64 Rating: (0)
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7/2/2009 9:19 AM	Rate (0)
how come Posts: 382 Rating: (47)	Dear donehill, Are you referring to analog input card faulty? Or analog input signal to the card? with regards, how come?
how come Posts: 382 Rating: (47)
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7/2/2009 9:49 AM	Rate (0)
CBo Gold Member Joined: 4/5/2006 Last visit: 9/15/2023 Posts: 917 Rating: (63)	Hi donehill, when you read AI in S7 program you can read status of signal also (bad_pv for example)and configure it in alarm logging to set alarm message. Different for I/O alarm status...can you explain a lil more please? Regards

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7/2/2009 11:11 AM	Rate (0)
rit03 Silver Member Joined: 6/13/2006 Last visit: 2/11/2023 Posts: 341 Rating: (24)	See the following FAQ , it may help you http://support.automation.siemens.com/WW/view/en/416354 http://support.automation.siemens.com/WW/view/en/493552 regards, rit03

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