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convert and corrto signal 4-20mA to 0-20mA

4/22/2012 10:34 PM	Rate (0)
Martins_Eng Experienced Member Joined: 7/17/2010 Last visit: 11/12/2025 Posts: 189 Rating: (0)	How to convert and corrto signal 4-20mA to 0-20mA because I have two sensors that are 4-20mA and S7-1200 has only inputs 0-20mA how should I proceed in this case
	Last edited by: O_Moderator at: 4/24/2012 11:02 AM new subject after splitting from /tf/WW/en/Posts/67736#top
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4/23/2012 7:42 AM
Homeroid_BL Posts: 211 Rating: (6)	Martin,do not post questions here. Make a new thread.
Homeroid_BL Posts: 211 Rating: (6)
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4/23/2012 11:16 PM	Rate (0)
Ganes10 Platinum Member Joined: 8/31/2010 Last visit: 12/6/2025 Posts: 1525 Rating: (231)	Martins_Eng How to convert and corrto signal 4-20mA to 0-20mA because I have two sensors that are 4-20mA and S7-1200 has only inputs 0-20mA how should I proceed in this case Hello Martins_Eng, You can make use of the 0-20mA channel to read the 4-20mA signal also. The value below 4 mA would be displayed as 0.
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4/24/2012 11:20 AM	Rate (0)
TIBI68 Gold Member Joined: 12/1/2009 Last visit: 7/14/2025 Posts: 672 Rating: (147)	Dear Martins_Eng, here is the solution: https://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&objId=39334504&objAction=csOpen&nodeid0=41885258&lang=en&siteid=cseus&aktprim=0&extranet=standard&viewreg=WW Regards.
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4/24/2012 11:31 AM	Rate (0)
ACSmts Posts: 12 Rating: (2)	Hello Martins_Eng, Use don't need to convert a 4-20mA signal to 0-20mA. Use the 0-20mA channel to read the 4-20mA signal. Take a look to the tuturial that I attached to this post (Analog Value Processing). Attachment EN_M05_S7-1200_analog.pdf (897 Downloads)
ACSmts Posts: 12 Rating: (2)
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This contribution was helpful to 1 thankful Users Gabriel de Oliveira

4/25/2012 12:57 PM	Rate (0)
Denilson Pegaia Diamond Expert Joined: 9/23/2005 Last visit: 1/21/2026 Posts: 4450 Rating: (1487)	Hi, you can found also ready to use blocks to your case in /tf/WW/en/Posts/31698#top
	Denilson Pegaia Siemens Industry Sector Technical Support
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This contribution was helpful to 1 thankful Users Lucky123

5/17/2012 6:25 PM	Rate (0)
Martins_Eng Experienced Member Joined: 7/17/2010 Last visit: 11/12/2025 Posts: 189 Rating: (0)	Thanks guys

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