What sensors are they? Normally the instrumentation people prefer 4 to 20 ma.
Do you have a part number?
Scott
On Thursday, March 10, 2022, 8:02:18 AM CST, Thaddeus Waldner
<[email protected]> wrote:
> But neither of the $23 sensors I bought, actually works. black to -, red
> to 5v, green to dvm on my test table, one rests at nominally 1 millivolt,
> the other at around 27 millivolts which doesn't change with the applied
> pressure.
What are the sensors? Are they possibly PWM output and need a pull-up?
They could also be current devices. Check if the current changes with pressure.
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