PZEM-003 DC Voltage, Current, Power Consumption, Power Meter, Power Analyzer, DC AMP Meter, Power Meter Communication Module (PZEM-003 + USB to 485 Module)
Main uses: For measuring DC voltage, current, active power, frequency and energy consumption.
Built-in shunt: The current measurement range is 0.01-10A.
Physical layer: Using UART to RS485 communication interface, Porter rate of 9600, data bit 8, stop bit 2, no parity.
Application layer: Communicate using the ModbusRTU protocol, which only supports function codes such as 0x03, 0x04, 0x06, 0x41, 0x42, etc.
Voltage threshold: divided into high voltage and low voltage thresholds, when the measured voltage exceeds the threshold, it can be alarmed.
3.54 x 2.4 x 0.98 inches; 2.47 ounces
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