It is used in the real-time measurement and indication of voltage, current, and frequency in the three-phase electrical line and displays the values with serval-row LED. One meter can finish the measuring tasks of several common meters.
Chapter 2.Model and definition
Chapter 3.General parameters
Input specifications of voltage: AC100V, 220V, or 380V (external PT is necessary if more than 500V)
Input specifications of current: AC 1A ~ 5A (external CT is necessary if more than 5A)
Communication interface: RS485 serial communication, MODBUS-RTU communication protocol
Frequency of Input signal: 45 ~ 65Hz
Accuracy: class 0.5
Alarm output: relay contact output, contact capacity AC 250V/1A; DC 30V/1A, resistive load.
Transmitting output: Linearity 0.5%, load resistance, Output Current ≤ 300Ω, Output Voltage ≥ 1kΩ which are electrical isolated the input signal and the auxiliary power supply.
Switch input: dry contact input
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