Peacefair Pzem-051 Manual [verified]
Introduction
Backlight Toggle: A short press turns the backlight on or off. This state is saved automatically even after power-down 0;265;0;414;. Energy Reset: peacefair pzem-051 manual
Simplified Connection Sequence
- Battery (+) → PZEM VCC & Load (+)
- Battery (-) → Shunt (Large bolt A)
- Shunt (Large bolt B) → Load (-)
- Small shunt screws → PZEM I+ & I-
- Load (+) → PZEM B+
Missing from manual: There is no "Reset Total Energy" button. You must disconnect power to the meter for 10 seconds to clear the internal EEPROM (undocumented feature). Introduction Backlight Toggle: A short press turns the