ADL400 rail-mounted multifunctional watt-hour meter is an intelligent meter designed for power system, industrial and mining enterprises, and public utilities. It has the advantages of high accuracy, small size, and easy installation. It integrates common power parameter measurement, power metering, and assessment management, and provides various power data statistics for the past 48 months. It has 2~31 sub-harmonic and total harmonic content detection. It has an RS485 communication interface and can use MODBUS-RTU or DL/T645 protocol. This power meter can be widely used in various control systems, SCADA systems, and energy management systems.
| Voltage | Reference voltage | 3×100V、 3×380V、3×57.7/100V、 3×220/380V |
| Consumption | ＜10VA | |
| Impedance | >2MΩ | |
| Accuracy | ±0.2% | |
| Current | Reference current | 3×10(80)A，3×1(6)A |
| Accuracy class | Error±0.2% | |
| Consumption | ＜1VA | |
| Power | Active, reactive, apparent power, class ±0.5℅ | |
| Display | LCD | |
| Frequency | 45～65Hz, class ±0.2% | |
| Option Function | Communication | RS485, Modbus-RTU protocol |
| Multi tariff energy | 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 month，last 90 days； | ||
| Operation Temperature | -10 ºC~+55 ºC | |
| Storage Temperature | -40 ºC ~+70 ºC | |
| Altitude | ≤ 2000m | |
| Relative humidity | ≤95%RH, no condensation, without corrosive gas | |
