DCEM-3MS DC Energy Meter With RS485 is a combined DC power measurement terminal, which is a highly integrated product for DC parameter measurement applications. It can accurately measure 1 DC voltage and 1 DC current (with direction) with an external shunt, power, total electricity, each single-way electricity, and other electrical parameters, and can be equipped with a switch output.
This Multifunction DC energy meter has an RS485 interface, supports the MODBUS-RTU communication protocol, and can upload the data collected by the measurement and the status of the equipment. The device can be widely used in electric power, communication, railway, transportation, environmental protection, petrochemical, steel, and other industries to monitor the current and power consumption of DC equipment.
Features
- High precision measurement
- Small size, easy installation
- Standard 35mm rail installation
- High security: high isolation voltage
- Single-phase wiring
- way independent shunt access, segment LCD display
- Powerful data acquisition and processing functions
- A variety of anti-interference measures, high security
- LCD screen display intuitive, easy to operate
Specification
Voltage input |
Rated value |
0-1000V |
Maximum voltage display |
0-9999V |
Overload |
Measurement: 1.2 times Instantaneous: 2 times/10s |
Impedance |
>1 kΩ/V |
Accuracy |
Accuracy grade: 0.5%FS |
Current input |
Rated value |
Shunt: conventional 75mV, others need to be specified separately |
Maximum current display |
0-9999A |
Overload |
Measurement: 1.2 times Instantaneous: 10 times/1s |
Impedance |
<100mΩ |
Accuracy |
Accuracy grade: 0.5%FS |
Power supply |
The scope of work |
AC/DC85V~265V |
Power consumption |
≤4VA |
Output |
Digital interface |
RS-485,MODBUS-RTU |
Pulse output |
Optional 1 channel active energy pulse output |
Environment |
Working environment |
-25~55℃,Altitude ≤2000m, 98%RH, no condensation, no corrosive gas |
Storage environment |
-30~75℃ |
Safety |
Pressure resistance |
Input and Power>2kV; Input and Output>2kV; Power and Output>2kV |
Insulation |
Input, output, power supply > 5MΩ to the chassis |
Others |
Electric energy |
Active energy level 1 |
Display |
LCD with white backlit |
Power |
Accuracy: 0.5%FS |
Dimension & Wiring
Dimension of DC Energy Meter

Wiring Method of DC Energy Meter
