Smart electricity meter RS485 port modbus-RTU digital multifunction electric power meter with LCD display
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Smart electricity meter RS485 port modbus-RTU digital multifunction electric power meter with LCD display
1.Measure, monitoring power distribution system parameters.
2.Collect energy consumption data that cost center analysis needs.
3.Limit monitor alarm(such as over voltage, power consumption).
4.Power quality analysis.
5.Green building or DC
Residential/Industrial&Commercial Applications
KPM73Multifunction Meter-Technical Parameters | ||
Working Power Source | Operating Voltage | AC85~265V/DC8~300V |
Rated Power | <3VA | |
Input Voltage
| Rated Voltage | 57.7/100V,220/380V,380V/660V(Need to customize) |
Sill Value | 5V | |
Overload Capacity | 1.2 times rated voltage allowed,continuous work; 2 times the rated voltage allowed 1second | |
Power Consumption | <0.5VA/phase(rated) | |
Measurement Range | Phase voltage(LN):50~260VAC,line voltage(LL):90~450VAC | |
Frequency Range | 45~65Hz | |
Input Current | Rated Current | Default 5A,Input range 1-6A;Optional 1A,Input range 1-1.2A |
Sill Value | 5A Configuration,5mA;1A Configuration,0.8mA | |
Overload Capacity | 1.2 times rated current allowed, continuous work; 20 times the rated current allowed 1 second | |
Power Consumption | <0.75VA/phase(Rated current 5A);<0.25VA/phase(Rated current 1A) | |
Input/Output | Switch Value Input | 4-way passive main line contact DI input,internal supply DC24V power source |
Relay Output | 4-way DO output,Contact capacity 250VAC/5A,30VDC/5A | |
Analog Output | Output range 4~20mA,overload allows 1.2 times | |
Temperature Input | Measure range 0℃~100℃ | |
Power Quality Monitor | Harmonic Measurement | Voltage/current2~51th harmonic distortion rate,total harmonic distortion rate |
Harmonic Distortion Rate | Phase voltage,line voltage | |
Imbalance Rate | Voltage. current | |
Measurement Accuracy | Voltage | ±0.2%(0.01V) |
Current | ±0.2%(0.01A) | |
Active Power | ±0.5%(0.1W) | |
Reactive Power | ±2.0%(0.1kvar) | |
Active Energy | ±0.5%(0.1kWh) | |
Reactive Energy | ±2.0%(0.1kvarh) | |
Power Factor | ±0.5%(0.001) | |
Frequency | ±0.02Hz(0.01Hz) | |
Temperature | ±1℃(1℃) | |
Communication | Communication Interface | RS485,Profibus-V1,Photoelectric isolation interface |
Communication Protocol | Modbus-RTU,1200~38400bps; | |
Electrical Insulation | Power Frequency Withstand Voltage | AC2kV/min~1mA Input-output-power source (GB/T 13729) |
Insulation Resistance | >50MΩ (GB/T 13729) | |
Impact Voltage | 5kV(Peak),1.2/50us (GB/T 13729) | |
Working Environment | Operating Temperature | -25℃ ~ +70℃ |
Relative Humidity | 5%~95% No condensation | |
Storage Temperature | -30℃ ~ +75℃ | |
Altitude | No more than 4000m | |
Electromagnetic Compatibilit | Surge Resistance | GB/T 17626.5-2008,Level4 |
Electrical Fast Pulse Group Immunity | GB/T 17626.4-2008,Level4 | |
ElectroSTatic Discharge | GB/T 17626.2-2006,Level4 | |
PMS | GB/T 17626.8-2006,Level4 |
1.Experienced manufacturer more than 10 years.
2.Highly experienced production team in Compere factory work-shop.
3.QC System:Quality controlled on all production lines,and QC inspectors work independently from the production line.
4.Good quality production with quick delivery.
5.Accepted OEM/ODM.
6.Accepted small MOQ.
7.Trade Assurance on Alibaba.
8.Factory certification:CE,RoHS and ISO9001.