Wd-Bl Digital Measurement Meter Single Phase For Power Distribution System
1. Product Introduction:
WD-BL Single-phase rpm meters are used for measuring and monitoring the power distribution system. This series of meter can measure rmp in power distribution or other applications.
It combines the measurement, the analysis and the operation together, makes the information become clearer, and the operation become easier.
2. Main Technical Data:
| 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. Main Characteristics:
1).High precision measurement of Single- phase pressure in power distribution system and other applications.
2). To provide a nixie tube or liquid crystal display,local data query.
3). Current and voltage gain programmable settings.
4). Support for RS- 485 communication, Modbus-RTU protocol.
5). Support for switching input, output, analog quantity transmitting output.
6). Auxiliary power supply: AC/DC 80V~270V, AC220V.
7). A variety of shapes, to meet the different req-uirements of the cabinet body electric circuit.
4. How to Order?
| Model Name |
Basic Data |
Model No |
Dimension(mm) |
Cut-out (mm) |
Single-Phase
Digital Mpa Meter |
- LED Display
- Input: From sensor output
- Transformation ratio: adjustable
- Measurement: Pressure
|
WD-9L-□ |
120*120 |
111*111 |
| WD-3L-□ |
96*96 |
92*92 |
| WD-AL-□ |
80*80 |
76*76 |
| WD-BL-□ |
72*72 |
68*68 |
| WD-DL-□ |
48*48 |
45*45 |
5. Wiring Connection And Ternimal Diagram:
6. Optional Functions:
7. FAQ:
Wei Dian Union is a new company, eastablished in the year of 2015, we have 15 technical engineer and 10 sales man, including domestic and international sales. Our team is young, which guarantee us more vitality.
- Is your company manufacturer or trading company?
Yes, we are the manufacturer, we buy house and develop moudles all by ourselves.
- What is the warranty of your products? and how about your quality?
All of our meters have 18 months warranty, and we cooperate with the university to develop new items and quality control, besides our own technical team.
- How about your payment term and shipment?
We accept T/T, L/C and western union, prefer to TT, delivery date should be within one week after payment.
- What’s your advantage? Why should I choose your company?
Price: Compared with other famous company, our cost is much lower;
Quality: We have strict quality control, each meters have to accept life-time testing & inspection.
Sales supports: We are not big company, so our policy is flexible, quick action to any requirements.
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Wd-Bl Digital Measurement Meter Single Phase For Power Distribution System Images
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