Peacefair Pzem-051 Manual Better -
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Short press to switch between and 50A modes to match your external 75mV shunt 0;6c;.
This indicates an alarm condition (voltage too high/low or power over threshold). Check your settings.
Press and hold the button until the power display area flashes "CLr". Release the button.
Peacefair PZEM-051 is a 4-in-1 DC digital multimeter used to monitor voltage, current, active power, and energy consumption simultaneously on a single LCD screen. It is primarily designed for indoor use in systems such as solar panels, battery banks, and RV electrical setups. РКС Компоненти - РАДІОМАГ Core Specifications Voltage Range: 6.5 ~ 100V DC. Current Range: 0 ~ 100A (requires an external 100A/75mV shunt). Power Range: Energy Range: 0 ~ 9999kWh. 1.0 grade (±1%). en.peacefair.cn Button Operation Guide peacefair pzem-051 manual
The shunt must be placed on the Negative (Ground) side of the circuit. Never put the shunt on the positive line.
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Short press the button to toggle between the two options. Step 4: Press and hold the button to save the setting. Safety Precautions and Troubleshooting Short press to switch between and 50A modes
: Easy to mount into a custom panel or enclosure.
The Peacefair PZEM-051 is an inexpensive, compact DC/AC energy meter module commonly used for monitoring voltage, current, power, energy, frequency, and power factor in DIY solar, battery, inverter, and bench-test setups. It’s often seen in 12–48 V DC and single-phase AC projects paired with microcontrollers (Arduino, ESP32, Raspberry Pi) via a serial (TTL) interface.
Check the integrity of the thin signal wires running to Pin 3 and Pin 4. Incorrect power (W) readings Power is a calculated value ( Press and hold the button until the power
Press and hold the button for 5 seconds until the energy display area flashes. Release: Let go of the button.
Short press increments the flashing digit.
This module is not waterproof and should not be used outdoors.
The PZ
