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| Brand Name : | WDLYCH | 
| Model Number : | WD-9H | 
| Certification : | CE/ISO9001 | 
| Price : | Negotiable | 
| Payment Terms : | Western Union, L/C, T/T | 
| Supply Ability : | 10000pcs/month | 
| Delivery Time : | 7 days after payment | 
Iso9001 Three Phase Digital Power Factor Meter Active Power Display High Precision
1. Products Overview:
Our WD series power factor meter are electric unit measuring instruments, which are able to measure power factor in transmission & distribution power system, widely used in power transforming, distribution automation, intelligent building and power monitoring.
2. Technical Parameters:
| 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 | |
4. Main Features:
5. Wiring Diagram

6. Options:

7. RS485 Communication data:
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