China China Manufacturer JSY-MK-138 50A RS485 12-channel Energy Meter Manufacturer and Factory

China Manufacturer JSY-MK-138 50A RS485 12-channel Energy Meter

JSY-MK-138

Description:

Collect 12 AC power parameters, including three-phase or single-phase voltage, current, power, power factor, frequency, electric energy and other electrical parameters.
Adopt special measurement chip, effective value measurement method, high measurement accuracy.
With 1 RS-485 communication interface.
The communication protocol adopts standard Modbus-RTU, which has good compatibility and facilitates programming.
RS-485 communication interface with ESD protection circuit .
Wide working voltage AC80~265V.
High isolation voltage, withstand voltage up to DC2000V.
Optional single-turn through-core PCB fixed or open transformers of different specifications are convenient and easy to use.
Any voltage input can be configured according to the actual wiring situation.

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China Manufacturer JSY-MK-138 50A RS485 12-channel Energy Meter Detail:

Description

The JSY-MK-138 12-channel mutual inductance measurement module is an AC parameter measurement product that can complete electrical energy collection, measurement and data transmission . It can accurately measure three-phase AC voltage, current , power, power factor, frequency, electricity, etc. Electrical parameters , it can also measure 12 channels of single-phase AC voltage, current , power, power factor, frequency, electricity and other electrical parameters . It provides 1 channel of RS-485 communication interface , which can provide separate power supply. MODBUS-RTU protocol, with extremely high Excellent value for money.
The JSY-MK-138 12 - channel mutual inductance metering module can be widely used in energy-saving renovation , electric power, communications, railways, transportation, environmental protection, petrochemical, steel and other industries to monitor the current and power consumption of AC equipment .

Technical Parameter

1. AC input
1) Voltage range: AC 1~300V
2) Current range: AC 20mA-50A
3) Signal processing: special metering chip is adopted, and 24 bit AD is adopted.
4) Overload capacity: 1.2 times the range is sustainable; The instantaneous (<20ms) current is 5 times, the voltage is 1.2 times, and the range is not damaged.
5) Input impedance: voltage channel >1k Ω /v.

2. Communication interface
1) Interface type: 1-way RS-485 communication interface.
2) Communication protocol: MODBUS-RTU protocol.
3) Data format: software can set "n, 8,1", "E, 8,1", "O, 8,1", "n, 8,2".
4) Communication rate: the baud rate of RS-485 communication interface can be set to 9600, 19200, 38400bps; The baud rate defaults to 9600bps.

3. Test output data
Voltage, current, power, electric energy and other electrical parameters.

4. Measurement accuracy
Voltage, current and power: ± 1.0%; Active kwh is level 1.

5. Electrical isolation
RS-485 interface is isolated from AC power supply, voltage input and current input; Isolation withstand voltage 2000vac.

6. Power supply
1) Two power supply modes are selected: take power from the input AC phase C, and note that the voltage range is ac 85~265V; DC power supply can also be selected, and the input range is +9v~24v(by default).
2) Typical power consumption: ≤ 1W.

7. Working environment
1) Working temperature: -20~+70 ℃; Storage temperature: -40~+85 ℃.
2) Relative humidity: 5~95%, no condensation (at 40 ℃).
3) Altitude: 0~3000 meters.
4) Environment: a place without explosion, corrosive gas and conductive dust, and without significant shaking, vibration and impact.

8. Temperature drift
≤100ppm/℃

9. Installation method
The distance between screw fixing and installation holes is 105*58.5mm

10. Product size
304*84mm

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We often stay with the principle "Quality Very first, Prestige Supreme". We have been fully committed to supplying our consumers with competitively priced high-quality goods, prompt delivery and skilled provider for China Manufacturer JSY-MK-138 50A RS485 12-channel Energy Meter, The product will supply to all over the world, such as: Kuwait, Angola, Adelaide, With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.

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