Toky Electrical Co., Ltd.
Main products:Temperature Controller,Counter,Panel Meter,Solid State Relay,Proximity Sensor
Contact Us
  • Contact Person : Mr. Boket
  • Company Name : Toky Electrical Co., Ltd.
  • Tel : 86-760-23371807
  • Fax : 86-760-23371892
  • Address : Guangdong,Zhongshan,Civil Science &Technology Park, No.8 Minke West Road ,Shiqi North District
  • Country/Region : China
  • Zip : 528402

DW9L 3 Phase Digital Active Power Meter / Smart Energy Meter

DW9L 3 Phase Digital Active Power Meter / Smart Energy Meter
Product Detailed
3 Phase voltage meter 1. Multi function LCD Meter 2. 3 Phase Voltmeter 3. 0.5%FS accuracy, RS485 communication 4. CE, ISO

Toky DW9L series 3 phase multi-function power meter:

1) To measure: Voltage, Current, Active Power, Reactive Power, Power Factor, Frequency (Hz), Kwh, 4 Quadrant Energy, etc. Total 28 electrical parameters;

2) 240*160 dot big LCD for display.

3) Two On-Off Input / Output, with remote control RS485 Modbus communicatoin and measurement function;

4) Isolation between Input and Output signal;

5) True effective value measuring;

6) Two alarm output for Voltage, Current, Power Factor, Active Power, Reactive Power;

7) Transformed analog output 4-20mA  for voltage, current, active power, reactive power, frequency, power factor;

8) With RS485 communication function (Modbus RTU protocol);

9) With power down memory function for KWH / KvarH.

ModelAlarm AnalogCommunicationPulse OutputON/OFF Output
Multifunction Power Meter Features:1. Suit for LV/ HV voltage system2. Compact design with all real-time measurement3. Consist of basic unit and optional modules4. 10 years back-up of integrated energy data5. Large LCD, high brightness, auto-scrolling6. High accuracy, V or I is 0.2%, kWh is class 17. CT and PT programmable8. Pluggable terminals, easy to install9. Panel size: 96 x 96mm10. Password protect Multifunction Power Meter Basic Function:Provide one RS485 communication, measures and display real-time parameters:1. Voltage—Ua, Ub, Uc, Uab, Ubc, Uca,2. Current—Ia, Ib, Ic, In3. Active power – Pa, Pb, Pc, ∑P4. Reactive power –Qa, Qb, Qc, ∑Q5. Power factor—PFa, PFb, PFc, ∑PF6. Frequency7. Active energy—kWh8. Reactive energy– kvarh
Connection3 Phase 3 Wires, 3 Phase 4 Wires
Rated voltage valueAC 50-260V Phase Voltage / AC 50-450V Line Voltage
Voltage overloadContinuous: 1.2 times      Instantaneous: 2 times/10S
Consumption of voltage <1VA    (each phase)
Voltage imdepance ≥ 300K Ω                                                                                      
Voltage accuracy RMS measure, accuracy class 0.5
Rated current value AC 0.025A -- 5A
Current overload  Continuous: 1.2 times      Instantaneous: 10 times/10S
Consumption of current  <0.4VA    (each phase)
Current imdepance  <20mΩ 
Current accuracy RMS measure, accuracy class 0.5
Frequency45-60Hz, accuracy 0.1Hz
Power Active / Reactive / Apparent power, accuracy 0.5%F.S.
Energy  Accuracy for Active Power and Reactive Power : 1%F.S.
DisplayLCD display
Power supply rangeAC/DC 100--240V       (85--265V)
Power supply consumption≤7VA

DW9L 3 Phase Digital Active Power Meter / Smart Energy Meter

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