Pzem-051 Manual: Peacefair

Stores data automatically when power is removed.

The meter supports 50A and 100A shunts. You must configure the software to match your physical hardware.

The Peacefair PZEM-051 is a digital DC multifunction power meter. It measures voltage, current, power, and energy simultaneously. It uses a high-definition LCD screen to display data clearly. This guide provides full technical specifications, wiring diagrams, and troubleshooting steps. Key Specifications and Measurement Ranges peacefair pzem-051 manual

The external shunt must be connected correctly to the "Current" terminals to measure high amperage safely. en.peacefair.cn

Negative terminal of DC power supply (Power Input). Stores data automatically when power is removed

: It clearly explains the single-button interface used to reset energy readings and set power alarms.

Inserted into the negative (-) line between the power source and the load. Thin Wires: The Peacefair PZEM-051 is a digital DC multifunction

Press and hold the button until the energy display area flashes the word "CLr", then release the button.

Here are common issues described in the official documentation and how to fix them.

Connect the of your power source directly to Pin 1 of the meter, and bridge a wire from Pin 1 to Pin 2 (or connect the load's positive wire directly to the source positive).

Peacefair PZEM-051 Manual: Complete Installation and User Guide