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about migration linear scaling

6/21/2014 8:46 PM	Rate (0)
jkt_2 Posts: 39 Rating: (0)	hello to every1, i migrate the project from protool to wincc flexible sp2 but my problem is in linear scaling.. in protool OP7 project backup they are using in the tag properties conversion linear2 function A=0.3125 and B= -250 I do not know how to use these function properties into the flexible OP77B project backup.
jkt_2 Posts: 39 Rating: (0)	Last edited by: jkt_2 at: 6/22/2014 12:51 PM
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6/22/2014 1:23 PM	Rate (0)
Denilson Pegaia Diamond Member Joined: 9/23/2005 Last visit: 1/16/2026 Posts: 4449 Rating: (1487)	Hi, you should "translate" the funcitons Ax+B to two reference points (minimal/maximal) on PLC/HMI and use these points on the HMI, tag, linear scaling properties.
	Denilson Pegaia Siemens Industry Sector Technical Support
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6/22/2014 1:57 PM	Rate (0)
jkt_2 Posts: 39 Rating: (0)	thanks for reply but i am not getting... here i attached my screenshots.. can u explain briefly wher to keep A=0.3125,B=-250 and where to assign the tag.. Attachment linear scaling functio properties.zip (245 Downloads)
jkt_2 Posts: 39 Rating: (0)
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7/3/2014 1:16 PM	Rate (0)
vipz Gold Member Joined: 9/2/2012 Last visit: 9/25/2025 Posts: 712 Rating: (30)	Hi, first of ail, you are using tia portal software, not wincc flexible(as per your screen shot). have you converted the protool in to winccflexible ? In protool, where this function assigned ? Now see the attached file-- here for a button i can assign scale option. am not sure you are looking for the same. as per your plc program, scaling is already there in PLC program. then what you want to do in HMI ? Attachment 22.JPG (276 Downloads)
	Last edited by: vipz at: 7/3/2014 1:18 PM With Best Regards VIPZ
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