energy meter

Main features 1 Measurement Function 1.1 Measure forward and reverse active energy 1.2 Measure forward and reverse reactive energy 1.3 Measure maximum demand and real time of forward and reverse active and reactive energy 1.4 Measure 4 -quadrant reactive energy 1.5 Measure forward active energy of split phase of A, B, C phase 2 Multi-tariff function 2.1 Be programmable for 4 tariffs, 20 time periods, 13 daytime periods table, 4 time zones and 30 public holidays; 2.2 Built-in clock with calendar and time functions 3 Display function 3.1 LCD display, shows clearly In -20 +50 temperature range 3.2 Parameters displayed by turn with parameters, time and order settable function 3.3 Set parameters of key pressing 3.4 Display power cut 4 Communication Function 4.1 The energy meter has two RS485 interface and an infrared communication interface 4.2 Electrical isolated from RS485 interface and inner of the meter with design of avoiding lightning struck 4.3 Communications refer to the DL/T 645-1997 5 Output function 5.1 Active and reactive pulse testing port output Forward and reverse active and reactive remote pulse output 5.2With 1 Hz clock output 5.3With testing port of demand circle 6 Real-time measurement and event record function 6.1 Real-time metering of voltage, current and virtual value, and active power, reactive power, power factor and the current frequency of A, B, C three phase 6.2 With event record function of voltage failure, current failure, lose of phase, power cut, programming, energy resetting, meter electrifying etc. 6.3 With load curve record function.