★ Measure three-phase phase/line voltage, zero sequence voltage, and three-phase voltage imbalance
★ Standard PT input or direct connection to low voltage 400V
★ Instrument working power supply: AC220V ± 20%
All instrument parameters can be set through the display panel

☆ Digital LED integrated display or digital LCD display
☆ 1-channel RS-485 communication interface (optical isolation), Modbus RTU communication protocol
☆ 4-channel switch remote signaling input
☆ 2-channel relay remote control output
☆ 1-channel voltage limit alarm relay control output
☆ 1 programmable analog output ranging from 4mA to 20mA
☆ Wide range AC/DC universal power supply: AC/DC85V～265V

Note: Analog output and over limit alarm output cannot be selected simultaneously

Note: This diagram is for reference only. The wiring diagram is subject to the actual product. If there are any objections, please contact our technical team before purchasing.