Want to use PZEM controller to detect current flow direction

[nguyenhutoan]

@PeteKnight

Then I’d say that a solar charge controller is what you need, not a PZEM device…

A charge controller that uses RS485 communication protocol will give you lots of very useable data…

I had grid inverter. What I need is to follow it. I use pzem 004t v3.0 but it reads both ways. I want to distinguish it