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HVAC and Pumping Forum
Support Forum for HVAC and pumping machines, Modicon M17x and EcoStruxure Machine Expert HVAC software for chillers, AHU, CRAC units for datacenters or process chillers applications - from design, implementation to troubleshooting and more, by Schneider Electric.
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Posted: 2025-05-28 06:52 AM
Rookie question: analog outputs at least for TM172 series are either 0-10VCC , 4-20 ma , PWM or ON-OFF. So why is the type INT ? And what happens if output is set to i.e. -5.3 VCC ?
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Posted: 2025-05-29 02:21 AM
Hello,
I've checked, with M172P, it's better to limit values to positive ones.
A negative value it's like to write 1000.
A positive value, bigger than 1000, it's limited by bios to 1000.
TM173O instead performs an internal limitation between 0 and 1000
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Posted: 2025-05-29 02:21 AM
Hello,
I've checked, with M172P, it's better to limit values to positive ones.
A negative value it's like to write 1000.
A positive value, bigger than 1000, it's limited by bios to 1000.
TM173O instead performs an internal limitation between 0 and 1000
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Posted: 2025-05-30 04:02 AM
Thanks Federico !
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