04-22-2025, 06:24 PM
My sensor is 0-5v.
Actually when I check with my multimeter I see 0.52v dipped in water and 3.08v out of water.
But when I plug the Analog in to Analog in 1-8, I do not see any changes in voltage in AI1-AI8.
I use the GND of analog and power from 3.3v.
Why?
Actually when I check with my multimeter I see 0.52v dipped in water and 3.08v out of water.
But when I plug the Analog in to Analog in 1-8, I do not see any changes in voltage in AI1-AI8.
I use the GND of analog and power from 3.3v.
Why?