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Single Phase Digital Voltage Meter

Date: 2019-05-31 Click: 1345

Digital Voltage Meter

Performance Characteristics

1.High precision measurement of single phase AC /DC voltage

2.Provide the digital tube display, local data query

3.Programmable PT ratio

4.Support for RS-485 communication, Modbus-RTU protocol

5.Support for switch input, output, analog transmitting output

6.Auxiliary power supply:AC/DC 85V~265V, AC220V, AC380V, DC48V, DC 24V

7.A variety of dimensions to meet the different requirements of the electric distribution box.

Technical Index

Accuracy of measurement

♦voltage level 0.5

Signal input

♦Connection mode of single phase two wires.

♦Rated voltage:AC 450V/DC 0-1000V

♦Over load :1.2 times ( Continued ), 2 times / second ( instantaneous )

♦Power  Consumption:<1VA/ phase(voltage)

♦Impedance >300KΩ

♦The frequency :45~65Hz or DC

Auxiliary power supply

♦Working range:AC 220V

♦Power consumption :<4VA

Function module

♦Communication interface 1 way RS-485 communication, Modbus-RTU protocol

♦Baud rate: 1200~9600bps, the default 2400bps

♦Switch input: 2 ways

♦Switch output :2 ways(capacity: AC 250V/5A, DC 30V/5A）

♦Transmission output:1 ways (analog output: 0/4~20mA or 0~5/10V)

Section of Specification

Function

Model NO.

measurement

Extended function(optional)

Display

Hole size  (mm)

AC

voltage

DC voltage

switching input

switching output

Analog output

Communication interface

LED

LCD

RH-AV11

√

-

2

2

1

1

√

-

152*76

RH-DV11

-

√

2

2

1

1

√

-

RH-AV21

√

-

2

2

1

1

√

-

111*111

RH-AV21

-

√

2

2

1

1

√

-

RH-AV31

√

-

2

2

1

1

√

-

91*91

RH-DV31

-

√

2

2

1

1

√

-

RH-AV41

√

-

2

2

1

1

√

-

114*56

RH-DV41

-

√

2

2

1

1

√

-

RH-AV51

√

-

2

2

1

1

√

-

92*45

RH-DV51

-

√

2

2

1

1

√

-

RH-AV61

√

-

2

2

1

1

√

-

67*67

RH-DV61

-

√

2

2

1

1

√

-

RH-AV71

√

-

2

2

1

1

√

-

76*76

RH-DV71

-

√

2

2

1

1

√

-

RH-AV81

√

-

2

2

1

1

√

-

45*45

RH-DV81

-

√

2

2

1

1

√

-

Please note the above in our normal function ,please contact us for customizing special products

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