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2xPT100 sensor with one com

3/31/2022 2:07 PM	Rate (0)
NK75 Member Joined: 4/29/2021 Last visit: 9/11/2024 Posts: 4 Rating: (0)	Hello Can you help me.Can I connect two PT100 sensors with a common COM? Attachment 2XPT100.jpg (710 Downloads)

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3/31/2022 2:44 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 6/23/2025 Posts: 35549 Rating: (4461)	That's not possible.

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3/31/2022 4:38 PM	Rate (0)
NK75 Member Joined: 4/29/2021 Last visit: 9/11/2024 Posts: 4 Rating: (0)	And what is the alternative way to measure such?

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3/31/2022 4:42 PM	Rate (0)
ixo65 Grandmaster Joined: 12/18/2014 Last visit: 6/23/2025 Posts: 35549 Rating: (4461)	Every PT his own wiring.

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3/31/2022 7:45 PM	Rate (0)
Toeternietoe Platinum Member Joined: 12/27/2006 Last visit: 4/24/2025 Posts: 1199 Rating: (115)	The picture is NOT a AM2 RTD! , the extensionunit for PT100 or PT1000 at a 0BA8 Serie LOGO You can try (but no garanty): Connect U1-, IC1, U2-, and IC2 to te common of your two PT100's Connect one PT100 to U1+, the other PT100 to U2+ TRY!! No garanty. P.S. Let us know if its works or not?
	Last edited by: Toeternietoe at: 03/31/2022 19:46:17
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4/2/2022 1:51 PM	Rate (0)
NK75 Member Joined: 4/29/2021 Last visit: 9/11/2024 Posts: 4 Rating: (0)	Here is the cable from the motor (bearing temperature). I can't single out.

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4/2/2022 1:52 PM	Rate (0)
NK75 Member Joined: 4/29/2021 Last visit: 9/11/2024 Posts: 4 Rating: (0)	Its looks like working.

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