Rs485 Output Digital Multifunction Meter Three Phase Iso9001 Certificate
1. Performance Characteristic
- High precision measurement of three- phase voltage, three - phase current, active power, reactive power, apparent power, power factor, frequency of electric parameters .
- To provide a nixie tube or liquid crystal display,local data query.
- Current and voltage gain programmable settings.
- Support for RS- 485 communication, Modbus-RTU protocol.
- Support for switching input, output, analog quantity transmitting output.
- Auxiliary power supply: AC/DC 80V~270V, AC220V.
- A variety of shapes, to meet the different req-uirements of the cabinet body electric circuit.
2. Technical Index:
| Technical Index |
Value |
Input
|
Nominal value |
Voltage AC:100V,220V,380V; Current AC: 1A/5A |
| Overload |
Continuous: 1.2 time/1s; Instant: 10 time/1s |
| Frequency |
45-65Hz |
| Consumption |
<0.5VA |
| Accuracy |
0.2% |
Function
|
Display |
LED or LCD |
| Communication |
RS485,Modbus-RTU protocol |
| Alarm |
One channel passive relay; Contact capacity: 3A/30VDC,3A/250VAC, high, low, unbalance alarm etc. |
Analog
|
DC4-20mA, DC0-20mA(Load<500Ω), DC0-5V(Load >1kΩ) |
| Input: 2-4 channel dry contacts, power inside, optocoupler insolation |
| Output: 2 switch output,normal open contact of relay |
| Contact capacity: 3A/30VDC,3A/250VDC |
Power Supply
|
Voltage Range |
AC/DC85-270V |
| Power consumption |
<5VA |
| Insulation resistance |
≥100MΩ |
Power Frequency
Withstand Voltage |
2kv/1min |
Environment
|
Temperature |
Opertation: -25-55℃, Storage: -20℃-75℃ |
| Humidity |
≤93RH, no condensation, without corrosive |
| Attitude |
≤2500m |
3. Ordering Code:
| Model Name |
Basic Data |
Model No |
Dimension(mm) |
Cut-out (mm) |
Three-Phase
Current & Voltage Meter |
- LED Display
- Input: Single Voltage & Current
- Transformation ratio: adjustable
- Measurement: Single Phase active power data
|
WD-2IU3-□ |
120*120 |
111*111 |
| WD-9IU3-□ |
96*96 |
92*92 |
| WD-3IU3-□ |
80*80 |
76*76 |
| WD-AIU3-□ |
72*72 |
68*68 |
| WD-DIUE-□ |
48*48 |
45*45 |
4. Wiring Diagram
5. RS485 Communication Data:
- Protocol: Modbus RTU
- Bus Type: RS485
- Baud Rate: 2400/4800/9600(deffault)
- Address Range: 1~247
- Communication Distance:1000M
- Parity:EVEN(default)/ODD/NONE
- Data Bit:8
6. FAQ:
Q: Are you trading company or manufacturer ?
A: We are factory and trading company at same time. We have all kinds of resources in the electrical industry. All the products you need can be supply with lowest price.
Q: How long is your delivery time?
A: Generally it is 7 days if the goods are in stock. or it is 15-30 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Sample is available but customers have to pay.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance.
Q: How to send a inquiry for more information ?
A: You can find our contact information on the front page of the shop.
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