Hi, I am using an ACS712 with puts out 2.56V in idle on my Analog0 Pin (measured with voltmeter between A0 and GND). The sample sketch for voltage measurement puts out 3.98. What can cause this? Thanks! void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(96…

Voltage measurement on Analog PIN

jankir November 17, 2017, 7:39am 11

I will try your suggestion, in this case I am trying to measure the consumption of a washing machine. Which sensor is then suitable for 230v AC?
Thanks!

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Voltage measurement on Analog PIN

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