DW9E Series high accuracy 3phase multifunction power meter, RS485,
Modbus-RTU protocol
1. Features and advantages:
a). Digital LED display.
b). Can measure 28 electrical parameters, including voltage/current/active
power/reactive power/frequency/power factor, and etc.
c). 4 loop DI and 2 loop alarm output, isolated input/output with
remote and telecommand functions.
d). RS485 communication port, support MODBUS-RTU protocol.
e). ptional 1loop 4 ～ 20mA analog output.
f). Widly used in low and medium voltage distribution cabinet,
industrial automation, intelligent switch cabinet, building
automation, energy management system, etc.
2. Model specification:
3. Technical parameter:
| Input signal | Input voltage | 3*100V/57.7V 3*380V/220V Power consumption per phase<1VA |
| Voltage impedance | ≥300KΩ |
| Input current | 3*5A(1A can be ordered) Power consumption per phase<0.4VA |
| Current impedance | ＜20mΩ |
| Rated frequency | 50Hz,60Hz |
| Accuracy | Active power:level 1;
Reactive power:level 2;
Voltage & current:0.5%FS
Frequency:±0.1Hz |
| Measurement range | Current:0.001In～1.2In
Voltage:0.01～1.1Un |
| Electrical parameter | Relay capacity | AC 250V 5A; DC 24V 5A(Resistive load) |
| Analog output | DC 4～20mA with load＜400Ω |
| Display device | RED highlight LED display |
| Communiction | Communication port | RS485 port Modbus RTU protocol |
| Baud rate | 4.8kbps,9.6kbps |
| EMC | ESD | level 3,Contact discharge±6000V, air discharge±8000V |
| Pulse group | level 4 ±4000Vp-p |
| Frequency drop | level 3 |
| Lightning surge | level 3,line to ground:±4000V;line to line ±2000V |
| Environment | Working environment | 0～50℃ 5～90%RH(no condensation) |
| Storage environment | -25～60℃ |
| Shell specification | Vibration | 10～57Hz(XYZ direction 2G/30min) |
| Material | VO level flame-retardant PC+ABS;PET mask |
| Protection level | IP65(Front panel) |
| Power | Power voltage | AC/DC 100～240V 50/60Hz |
| Total consumption | ＜5W |
| Safe | Dielectric strength | 2000VAC 50Hz |
| Insolation strength | 100MΩ DC 500V |
| Total weight | About 0.6kg |
4. Appearance and installation dimensions:
5. Connections:
6. Contact:
Sales: bassy shi
Cell phone: +86 13773069136
Email: bassy.shi@youjiazhineng.com
