PZEM-016 energy monitor

PZEM-016 is a 100 A capable single-phase power and energy monitor from Aliexpress. The interface is MODBUS over RS-485 and is documented here. It can also be used with openwrt's MODWRT (here). There are examples for Arduino. Apparently the meter is not isolated.

Author: Maciej Grela

Created: 2021-10-04 11:07