ME-F71 80*80mm LED display 1 phase digital panel frequency meter, can add transmitting output and switch input

Feature

•Measure single-phase AC frequency with high-precision.

•Provide LED display and local data query.

•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,DC 48V,DC24V

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

Technical Index

Accuracy Measurement

Frequency

±0.02Hz

Input Measurement

Wiring

single phase

Rated value

AC57.7V,AC100V,AC220V,AC380V

Overload

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

Power consumption

<1VA(per phase)

Impedance

>300KΩ

Frequency

45~65Hz

Power supply

Working range

AC/DC80V~270V,AC220V,AC380V,AC100V,DC48V,DC24V

Power consumption

<4VA

Functional Module

Communication interface

1 loop RS-485 Communication, MODBUS-RTU protocol

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

Switching value input

2 loops switching value input, dry joint

Switching value output

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

Transmission output

1 loop analog output: 0/4~20 mA or 0~5/10 V

Environment

Operational environment

-10℃~+55℃

Storage environment

-25℃~+70℃

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( mm )

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

Cutout Dimension( mm )

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)

Frequency

Switch

input 

Switch

output

Transmission

output

Communication

interface

LED

 LCD

ME-F11

√

2

2

1

1

√

-

152X76

160x80

ME-F21

√

2

2

1

1

√

-

111X111

120×120

ME-F31

√

2

2

1

1

√

-

92X92

96×96

ME-F41

√

2

2

1

1

√

-

114X56

120x60

ME-F51

√

2

2

1

1

√

-

92X45

96×48

ME-F61

√

2

2

1

1

√

-

68X68

72×72

ME-F71

√

2

2

1

1

√

-

76X76

80×80

ME-F81

√

2

2

1

1

√

-

45X45

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.