ADL200 large-scale public building smart meter renovation and energy management system
Negotiable
Min.Order:1
Function | Description | ||||||
Measurement of kWh | Single-phase active kWh (positive and negative),3 months historical energy data frozen storage | ||||||
Measurement of electrical parameters | Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency | ||||||
Display | 8 bits section LCD display | ||||||
Key programming | 3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol | ||||||
Pulse output | Active energy pulse output | ||||||
Multi-tariff (Optional) | Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates | ||||||
Communication | Communication interface: RS485, Communication protocol: MODBUS-RTU |
Paramters | Description | ||||||
Input Voltage | Reference voltage | AC 220V | |||||
Reference frequency | 50Hz | ||||||
Power consumption | <10VA | ||||||
Input Current | Basic current | 10A | |||||
Maximum current | 80A | ||||||
Starting current | 4‰Ib | ||||||
Consumption | <4VA | ||||||
Measurement performance | Accuracy of measuring | Class 1 | |||||
Range of measuring | 000000.00~99999999kWh | ||||||
Active pulse | Pulse width | 80±20ms | |||||
Pulse constant | 1000imp/kWh | ||||||
Communication | Interface | RS485(A+、B-) | |||||
Connection mode | Shielded twisted pair conductors | ||||||
Protocol | MODBUS-RTU | ||||||
Clock accuracy | Error≤0.5s/d |
Item | Description | ||||||
Temperature range | Working Temperature | -25℃~55℃ | |||||
Storage Temperature | -40℃~70℃ | ||||||
Relative humidity | ≤95%(No condensation) | ||||||
Altitude | <2000m |