Re: [Emc-users] pressure sensor?

Thu, 10 Mar 2022 06:02:35 -0800 


> 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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