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Tag Calculation Problem

7/25/2009 10:13 PM	Rate (0)
exorcist_trex Posts: 3 Rating: (0)	Hi everybody, My panel is KTP600 Basic Color DP, So i can't use script. i have 2 tag from the plc and they have analog values. i want to sum these two tag and show in a IO field. for exaple first tag value is 45 and the other tag value is 100. so i want to show the summation(145) of these two tag and it must be updatethese summotion every second because values are always changing. Please help me.
exorcist_trex Posts: 3 Rating: (0)	Last edited by: exorcist_trex at: 7/25/2009 10:33 PM
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7/25/2009 11:40 PM	Rate (0)
IBN-Service Posts: 8946 Rating: (1000)	exorcist_trex Hi everybody, My panel is KTP600 Basic Color DP, So i can't use script. i have 2 tag from the plc and they have analog values. i want to sum these two tag and show in a IO field. for exaple first tag value is 45 and the other tag value is 100. so i want to show the summation(145) of these two tag and it must be updatethese summotion every second because values are always changing. Please help me. Just do it in the plc!
IBN-Service Posts: 8946 Rating: (1000)
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7/26/2009 10:47 PM	Rate (0)
exorcist_trex Posts: 3 Rating: (0)	i know that way. but i want to make it on wincc flexible side. is there a way to do it?
exorcist_trex Posts: 3 Rating: (0)
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7/27/2009 11:59 AM	Rate (2)
ZAK Gold Member Joined: 5/8/2006 Last visit: 10/23/2025 Posts: 1085 Rating: (78)	Hi If you want to add two tags, you can use the system function "LinearScaling". You have to add the system function on the event "Change value" of both tags in the tag editor. Parameters of the system function: ========================== Y (out) = Tag_3 a= 1 X = Tag_2 b = Tag_1 ========================== Y = a * X + b Bye

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7/27/2009 6:36 PM	Rate (0)
exorcist_trex Posts: 3 Rating: (0)	thank you ZAK your solution is exactly what i want.You are the best.
exorcist_trex Posts: 3 Rating: (0)
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