PZEM004T Energy Monitoring Custom Devices - fengtiangu/sonoff-tasmota GitHub Wiki

• PZEM004T Energy Monitor - using a Sonoff Basic
• PZEM004T Energy Monitor - US 240V - using a HW-655/LC Technology relay module
• PZEM004T Energy Monitor with a 1602 I2C display - using a Wemos D1 Mini

Note on Calibration

Per Theo - As the PZEM is a dedicated energy monitor, device calibration in TASMOTA is currently not supported.