PMC72L LCD display three phase electric meter
Product Feature:
1. Adopts 22 AD for achieve electric parameter measurement, electric energy metering, wide dynamic range, high accuracy,
2. Electric parameter over-limit alarm monitoring, alarm output relay association,
3. Support 2-channel DI/DO, 1 channel electric energy pulse output,
4. Support MODBUS-RTU protocol, RS-485 communication
| Accuracy class | Voltage and current | Class 0.5 |
| Power | Class 0.5 |
| Active energy Reactive energy | Class 1 Class 1 |
| Input voltage characteristic | Measuring voltage | 3x220/380V(connected directly), 3x57.7/100V(connected by CT) |
| Impedance | 2.3MΩ |
| Allowed overload capacity | 1.2 times/ continuous |
| Input current characteristic | Measuring current | 5A or 1A (connected by CT) |
| Impedance: | ＜0.1Ω |
| Allowed overload capacity: | 1.2 times/ continuous |
| Contact capacity of relay | 220VAC/5A，30VDC/5A |
| Communications interface | RS485 |
| Communication protocol | MODBUS-RTU |
| Electromagnetic compatibility | Conforms to Class IECⅢ |
| Insulation resistance | ＞50MΩ |
| Power frequency withstand voltage | AC2kV 50Hz/1min |
| | |
| Power supply | AC 85~265 VAC/45-65Hz DC 100~300 VDC |
| Working temperature | -10℃ ~ +55 ℃ |
| Dimensions | 72x72x95 (mm) |
| Weight | 0.5 kg |
