DJZY102-1 Smart Dc Electrical Energy Monitor

General introduction:
DJZY102-1 smart dc electrical energy monitor incorporates measurement, metering, LCD display and communication into one.

Technical specifications
Items Technical index
Wiring form Single phase
Measurement DC voltage Reference voltage Un:60V, 100V, 400V, 700V, 1000V Measurement range: 0.1 Un ~1.15 Un
Accuracy: RMS 0.2 %
Resolution: 0.01V
DC current DC shunt input current(optional)
DC shunt output voltage: 75mV
Measurement range: 0.004In~1.2 In
Accuracy: RMS 0.2 %
Resolution: 0.001A
Power Accuracy: 0.5%
Resolution: 0.001kW
Metering Electric energy Metering accuracy class: class1 
Resolution: 0.01 kWh
Digital signal Electricity pulse output 1 channel electricity pulse output
optocoupler isolation, 4000VRMS
Second pulse output 1channel optocoupler output
Communication RS-485 communication port Interface type: two-line half duplex 
communication rate: 600bps~9600bps
Protocol: Modbus-RTU and DL/T-645-2007
Infrared communication port communication rate: 1200bps 
Protocol: Modbus-RTU and DL/T-645-2007
Environment Working temperature -25℃~+60℃
Limit working temperature -35℃~+70℃
Relative humidity ≤95%(RH)
Others Clock < 0.5 second per day
Power supply AC or DC power supply
Maximum input range: 40V~420V
Power consumption:≤1W, 2VA
size wall mount:160×112×58mm; flush mount: 72×72×85mm
Weight wall mount: about 524g; flush mount: about 300g

Main features
1.Our monitor have passed the type evaluation testing of measuring instruments and obtained measurement license CMC.
2. Analog isolation of the sampling front end guarantees product safety and use safety.
3. Adopt high-precision DC metering algorithm to ensure product metering and measurement accuracy.
4. Communication modular design, suitable for different communication network interface.
5. Wide range AC and DC power supply(12VDC, 24VDC, 40VAC-420VAC), suitable for power supply mode on various occasions.
6. Wall-mounted installation, convenient and flexible to construct network.
7. Different communication modules are available to satisfy different interface requirements of various users.

Main funcitons
l. The monitor can measure DC voltage, current, power and other parameters of the grid.
2. Measurement of active and reactive electric energy.
3. Multi-rate electric energy measuring.
4. The monitor can configure one channel RS-485 communication interface and one channel far infrared communication interface, supporting MODBUS-RTU and DL/T645-2007 dual communication protocol.

WILLFAR as a reliable smart DC electrical energy monitor manufacturer, mainly manufacture meter data management and energy management instrument, like electrical power data logger, data concentrator, data collector, and power monitor. To serve daily life much better, WILLFAR company also provides custom electrical energy management solutions as well as smart metering system in customer needs.

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