ADL400 Din Rail Three-Phase Energy Meter

Measurement of kWh

Active kWh (positive and negative)

■

Reactive kWh (positive and negative)

■

A. B, C split phase positive active energy

■

Measurement of electrical parameters

U, I

■

P, Q, S, PF, F

■

Measurement of harmonics

2~31ST Voltage and current harmonic

■

LCD Display

12 bits section LCD display, background light

■

Key programming

3 keys to communication and set parameters

■

Pulse output

Active pulse output

■

Multi-tariff and functions

Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates

□

Max demand and occurrence time

□

Frozen data on last 48 months, last 90days

□

Date, time

□

Communication

Communication interface: RS485, Communication protocol: MODBUS-RTU

■

Specification

3 phase 3 wires, 3 phase 4 wires

Measurement

Voltage

Reference voltage

3×100V\3×380Vac, 3×57.7/100Vac, 3×220/380Vac (Can normally work under 1.2 times of rated voltage)

Consumption

<10VA(Single phase)

Impedance

>2MΩ

Accuracy class

Error±0.2%

Currnt

Input current

3×1(6)A, 3×10(80)A

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%

Metering

Energy

Active energy (Accuracy class: 0.5) reactive energy (Accuracy class 2)

Clock

≤0.5s/d

Digit signal

Energy pulse output

1 active photocoupler output

Pulse

Width of pulse

80±20ms

Pulse constant

400imp/kWh, 10000imp/kWh (Correspond with the basic current)

Communication

Interface and communication protocol

RS485: Modbus RTU

Range of Communication address

Modbus RTU:1~ 247；

Baud rate

Environment

Working temperature

Relative humidity