China RS485 3 Phase Panel Digital Power Meter with 10/100m LAN & RTU-Modbus, Find details about China Power Meter, Digital Power Meter from RS485 3 Phase Panel Digital Power Meter with 10/100m LAN & RTU-Modbus
Electrical parameters | |
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Power supply (AC/DC) | AC85-265V / DC85-330V, DC18-90V (optional) Power consumption: <4VA |
Measurement parameters | Voltage (Ph-N); Voltage (Ph-Ph); Current; Frequency; PF; Active Power(W); Reactive Power(Q) ; Apparent Power(S), 3rd-19th harmonics |
Harmonics | Total harmonics ratio of phase-voltage Total harmonics ratio of current 3rd-19th harmonics ratio of Phase-voltage (RS485 output) 3rd-19th harmonics ration of current (RS485 output) |
Maximum value | Max. value for voltage/current Max. value for active power Max. value for reactive power Max. value for apparent power |
Computation | Forward active power energy Reverse active power energy Forward active power energy Reverse reactive power energy |
Measuring range | 30-600V, 0-6A, 45-65Hz, -1 ~ 0 ~ 1 |
Measuring accuracy | Frequency: 0.1% Electric energy: 0.5%, 1.0% Voltage : 0.2%±0.1V Current : 0.2%±0.001A Power : 0.5% ±0.4W Power factor : 0.5% ±0.001 |
Display | Wide screen angle; Light blue back-lit LCD display; 5 display figures; 6 operation keys. |
Communication | RS-485 interface port support, 32 (128) Networking, ModBus-RTU communication protocol |
Programmable | Measuring system: 3P4W/3P3W etc. Transformation ratio : PT,CT. Communication: Address: 1-247; Baud: 1200-19200; Parity bit: N/E/O Energy: reset |