Multifunctional Power Meter

Brand : Zhongrui

Product origin : Yangzhou,China

Delivery time : 7-10 days

Supply capacity : good

☆ Performance characteristics:
● High-precision measurement of three-phase voltage,
three-phase current, active power, reactive power,
apparent power, power factor, frequency and other
electrical parameters.
● Support RS-485 communication, Modbus-RTU protocol.
● Support the switch input, switch output, analog transmission
output, power pulse output.
● Easy installation, wiring is simple, small quantities.
● Positive / negative active / reactive energy metering.
● To provide digital control or LCD display, local data query.
● The menu is intuitive and the key operation is simple.
● Current, voltage ratio programmable.
● Wide range of AC and DC universal power supply: AC / DC 80V ~ 270V.
● Can complete the SCADA, PLC in a variety of
communication software networking.


☆ Technical indicators
Measurement accuracy
● 0.5 reactive power
● Power factor of 0.5
● Frequency ± 0.02Hz
● Active energy 0.5 or 1 level
● The voltage is 0.5
● Current 0.5
● active power 0.5 level
● Reactive energy level 1 or 2
Signal input
● Wiring three-phase four-wire, three-phase three-wire
● Rated voltage AC57.7V, AC100V, AC220V, AC380V
● Rated current AC 1A, AC 5A
● Overload voltage: 1.2 times (continuous), 2 times / 1 second (instantaneous)
Voltage: 1.2 times (continuous), 10 times / 5 seconds (instantaneous)
● Power consumption: <1VA / phase, current: <0.4VA / phase
● Impedance voltage:> 300kΩ, current: 20mΩ
● Frequency 45-65Hz
Auxiliary power
● Working range AC / DC: 85V-265V
● Power consumption <4VA
functional module
● The communication interface supports one RS-485 communication
Modbus-RTU protocol
Baud rate: 600 ~ 9600bps, the default 9600bps
● Switch input support 4-way dry node input
● switch output support 2 relay outputs
Capacity: AC 250V / 5A, DC 30V / 5A
Surroundings
● relative humidity ≤ 90%, non-corrosive gas sites
● elevation ≤ 2500m
● Operating temperature -10 ℃ ~ +55 ℃
● Storage temperature -25 ℃ ~ +70 ℃
Safety
● Insulation resistance> 100MΩ
● Optical pressure withstand AC 2kV
Electromagnetic compatibility
Electrostatic discharge 4
● Electric fast transient variable pulse group 4 level
● surge (impact) 4
Dimensions
● Face frame size 1201 × 20; 80 × 80; 96 × 96
● The hole size is 111 × 111; 77 × 77; 91 × 91


☆ Specification selection


☆ Terminal arrangement diagram





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