DW Multifunction Electrical measuring meter Digital panel meter RS485 2 Loop Alarm Industrial
DW series single phase multifunction digital panel meter voltage meter ampere meter power meter, 2loop alarm, RS485 communication, industrial level
1. Features and advantages of DW series voltmeter ammeter power meter :
a). Voltage & current accuracy level ±0.5%F.S,Kwh value accuracy is level 1.
b). Available for measuring voltage,current,power factor,active power,reactive power appearantpower,Kwh,total 7 units.True virtual value measure.
c). Insolated input/output
d). 2loop high/low limit alarm free set.
e). 1loop 4～20mA analog output function for any parameters measured.
f). RS485 communication port,Modbus RTU procotol.
g). Easy operation of display switch and menu setting.Power-down protection of operating states and Kwh value.
2. Model specification:
3. Technical parameter:
| Input signal | Input voltage | Single phase 5～450V Power consumption<1VA |
| Voltage impedance | ≥300KΩ | |
| Input current | 0.025～5A Power consumption<0.4VA | |
| Current impedance | ＜20mΩ | |
| Rated current | 50Hz,60Hz | |
| Accuracy | Active energy:level 1.0S;reactive energy:level 2; voltage & current:0.5%FS | |
| 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 load＜600Ω(DC 24V) | |
| 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 train | level 4 ±4000Vp-p | |
| Frequency drop | level 3 | |
| Lightning surge | level 3,line to ground:±4000V;line to line ±2000V | |
| Environment | Working environment | -10～50℃ 5～90%RH(no condensation) |
| Limit condition | -20～55℃ | |
| Storage environment | -40～65℃ | |
| Shell specification | Vibration | 10～57Hz(XYZ direction 2G/30min) |
| Material | Flame retardant level V0;PC+ABS;mirror:PC | |
| 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 0.3kg | |
4. Appearance and installation dimensions:
5. Connections:
6. Contact:
Sales: bassy shi
Cell phone: +86 13773069136
Email: bassy.shi@youjiazhineng.com
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