multi tariff energies optional kWh Class 0.5S 3 phase energy meter rs485 electronic measuring instruments
Negotiable
Min.Order:1
Function | Function description | Function provide |
Measurement of kWh | Active kWh (positive and negative) | ■ |
Reactive kWh (positive and negative) | ■ | |
A, B, C phase positive active kWh | ■ | |
Measurement of electrical parameters | U、I、P、Q、S、PF、F | ■ |
■ | ||
Measurement of | 2~31ST Voltage and current harmonic | □Note 1 |
LCD Display | 8 bits section LCD display, background light | ■ |
Key programming | 4 keys to communication and set parameters | ■ |
Pulse output | Active pulse output | ■ |
Reactive pulse output | □Note 2 | |
Clock pulse output | □Note 2 | |
Multi-tariff and functions | Active switch input | □Note 3 |
Switch output | □Note 2 | |
Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates | □ | |
Max demanded kWh and time happened | □ | |
Frozen data on last 48 months, last 90days | □ | |
Date, time | □ | |
Communication | Infrared communication | ■ |
The first communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU | □ | |
The second communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU | □Note 3 | |
Temperature measurement | Support 3 outlay NTC temperature | □Note 4 |
Specification | 3 phase 3 wires, 3 phase 4 wires | ||
Voltage | Reference voltage | 3×100V、 3×380V、3×57.7/100V、 3×220/380V | |
Consumption | <10VA(Single phase) | ||
Impedance | >2MΩ | ||
Accuracy class | Error±0.2% | ||
Current | Input current | 3×1(6)A (second connection with CTs’ cable already on site via external CTs of ADL3000-E/CT) 3×10(100)A (first connection with 3-phase load line via external CTs of ADL3000-E/CT) | |
Consumption | <1VA(Single phase rated current) | ||
Accuracy class | Error±0.2% | ||
Power | Active, reactive, apparent power, error±0.5℅ | ||
Frequency | 45~65Hz, Error±0.2% | ||
Temperature | -40℃~99℃ | ||
Energy | Active energy(Accuracy class:0.5, 1), reactive energy(Accuracy class 2) | ||
Clock | ≤0.5s/d | ||
Energy pulse output | 1 active optocoupler output, 1 reactive optocoupler output | ||
Switching output | 1 Switching output | ||
Switching input | 1 optocoupler input | ||
Width of pulse | 80±20ms | ||
Pulse constant | 6400imp/kWh,400imp/kWh(Correspond with the basic current) | ||
Interface and communication | RS485:Modbus RTU | ||
Range of communication address | Modbus RTU:1~ 247; | ||
Baud rate | 1200bps~19200bps | ||
Relative temperature | -25℃~+55℃ | ||
Relative humidity | ≤95℅(No condensation) |