Digital AC Intelligent Three Phase Programme Meter

Feature

？Measure three-phase AC voltage  with high-precision.

？Provide LED display and local data query.

？Programmable voltage transformation ratio.

？Support RS-485 communications and Modbus-RTU protocol.

？Support switch input, switch output and analog output.

？Power supply: AC / DC 80V~270V ,AC 220V,AC 380V,AC 100V

？There are various choices of dimensions to meet the requirements of different electrical circuit enclosure.

Technical Index

Accuracy Measurement

Voltage

 class 0.5

Input Measurement

Wiring

3-phase 3-wire,3-phase 4-wire

Rated value

AC 57.7V,AC 100V,AC 220V,AC 380V

Overload

Sustained:1.2times;Instantaneous:2times/1s

Power consumption

<1VA(per phase)

Impedance

>300mΩ

Frequency

45~65Hz

Power supply

Working range

AC/DC 80V~270V,AC220V,AC380V,AC100V

Power consumption

<4VA

Functional Module

Communication interface

1 loop RS-485 Communication, MODBUS-RTU protocol

Baud rate: 2400 ~ 19200bps, Default: 2400bps

Switching value input

4 loops switching value input, dry joint

Switching value output

3 loops relay output, capability: AC 250V/5A,DC 30V/5A

Transmission output

3 loops analog output: 0/4~20 mA or 0~5/10 V

Environment

Operational environment

-10ºC~+55ºC

Storage environment

-25ºC~ +70ºC

Relative humidity

≤93 %,in the place without corrosive gas

Height above sea level

≤2500m

Safety

Insulation resistance

> 100MΩ

AC withstand voltage

AC 2KV

Electro Magnetic Compatibility

Electro-Static discharge

class 4

Electrical Fast 

Transient pulse train

class 4

Electrical surge

class 4

Outline Dimension

External Dimension( m m )

120×120;80×80;96×48;96×96;72×72;48×48;120x60;160x80

Cutout Dimension( m m )

111×111;76×76;92×45;92×92;68×68;45×45;114x56;152x76

Specification Matching

Model

Function

Measurement

Extended Function(Optional)

Display

Cutout 

Dimension 

( mm )

External

Dimension

( mm )

3-phase AC

 voltage

Switch 

input 

Switch

output

Transmission

output

Communication 

interface

LED

 LCD

ME-3AV11

√

2

2

1

1

√

-

152X76

160x80

ME-3AV23

√

2

2

3

1

√

-

111X111

120×120

ME-3AV2Y

√

2

2

3

1

-

√

ME-3AV33

√

2

2

3

1

√

-

92X92

96×96

ME-3AV3Y

√

2

2

3

1

-

√

ME-3AV41

√

2

2

1

1

√

-

114X56

120x60

ME-3AV51

√

2

2

1

1

√

-

92X45

96×48

ME-3AV63

√

2

2

1

1

√

-

68X68

72×72

ME-3AV6Y

√

2

2

1

1

-

√

ME-3AV73

√

2

2

1

1

√

-

76×76

80×80

ME-3AV7Y

√

2

2

1

1

-

√

ME-3AV83

√

2

2

1

1

√

-

45×45

48×48

  Note: The number of optional extended functions would be the maximum number we can extend in normal conditions.

         If you have any special request, please contact with our technical department.