Three Phase LCD digital power meter rs485 current voltage frequency meter / Electrical instrument

Brand Name:GOMELONG
Model Number:OML19
Place of Origin:Zhejiang, China
Power:Electronic
Display:LCD Display
Key words:power meter
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Product Details

3 phase 220 watt digital power meter rs485 current voltage frequency meter


Performance Characteristics
1.High precision measurement measurement of single phase AC voltage
2.Provide the digital tube display, local data query
3.Programmable voltage ratio
4.Support for RS-485 communication, Modbus-RTU protocol
5.Auxiliary power supply:AC/ 80V~270V, AC220V, AC380V, AC100V,
6.A variety of shapes, to meet the different requirements of the cabinet body electric circuit
Technical Index

Technical Index

Accuracy Measurement

current

class 0.5

Voltage

class 0.5

active power

class 0.5

reactive power

class 0.5

power factor

class 0.5

frequency

±0. 02Hz

active energy

class 0.5/class 0.2

reactive energy

class 1.0/class 2.0

Input Measurement

Wiring

single-phase,3-phase 3-wire,3-phase 4-wire

Rated current

AC 1A,AC 5A

Rated voltage

AC 100V ,AC 400V

Overload

Voltage:Sustained:1.2times;Instantaneous:2times/1s

Current:Sustained: 1.2 times; Instantaneous: 10 times/ 5s

power consumption

Voltage: <1VA (per phase),Current: <0.4VA (per phase)

impedance

Voltage: >300KΩ , Current: <20mΩ

frequency

45~65Hz

Power supply

Working range

AC/DC 80V~270V,AC220V,AC380V,AC100V

Power consumption

<4VA










China Three Phase LCD digital power meter rs485 current voltage frequency meter / Electrical instrument supplier

Three Phase LCD digital power meter rs485 current voltage frequency meter / Electrical instrument

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