Hi all, I'm quite new to working with arduinos and I hope that maybe one of you could help me. What I am currently trying to build is a data logger for a kWh meter that we're using for one of our energy projects. We are using a Eastron SDM230-DR power meter ( https://www.linemetrics.com/wp-content/u…

I think that the signals that you are seeing are noise/mains hum that you are picking up on the wiring between the meter and the Arduino. Try twisting your GND and signal wires together to reduce noise pickup. That instruction sheet for the meter doesn't give a lot of information about the pulse …

Problems reading pulse output

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jeromd November 4, 2021, 12:23pm 2

The picture of the set-up

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Problems reading pulse output

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