Digital Combined Meter

Performance Characteristics

1.High precision measurement of single/three-phase voltage，three -phase current，active power， reactive power，apparent power，power factor，frequency of electric parameters

2.Provide a digital tube ,local data query

3.Programmable PT/CT ratio/

4.Support for RS-485 communication, Mod bus- RTU protocol

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

6.Auxiliary power supply: AC\DC 85-265V, AC220V, AC380V, , DC48V, DC24V

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

Technical index

Accuracy of measurement

♦Voltage level：0.5

♦Current level：0.5

♦Active power  0.5

♦Reactive power level o.5

♦Power factor 0..5

♦Frequency ±0.02HZ

Signal input

♦Connection mode :single phase two wires, three- phase four wires, three phase three wires

♦Rated voltage :AC 0-450V

♦Rated current ：AC 1A, AC 5A

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

♦Power consumption voltage: <1VA/ phase, current <0.4VA/phase

♦Impedance：voltage>300KΩ  current <20mΩ

♦The frequency:45-65Hz

Auxiliary power supply

♦Working range :AC 220V

♦Power consumption：<4VA

Function module

♦Communication interface: 1 way RS-485 communication, Mod bus- RTU protocol

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

♦Switch input :4 ways

♦Switch output:3 ways( capacity：AC250\5A,DC30V\5A)

♦Transmission output: 3 ways (analog output：0\4-20mA or 0-5\10V)

Outline dimensions

Frame size ：120*120，80*80，96*48，96*96，80*80，48*48，120*60,160*80

Hole size：111*111，76*76,92*45,92*92,68*68,45*45，114*56,152*76

Function

Measurement

Extend the functionality

display

Hole size

model

Single phase current

Single phase voltage

Three phase

current

Three phase current

frequency

Switch input

Switch output

Analog output

Communication interface

LED

LCD

RH-3UIF11

-

-

√

√

√

2

2

1

1

√

-

152*76

RH-3UIF23

-

-

√

√

√

2

2

3

1

√

-

111*111

RH-3UIF2Y

-

-

√

√

√

2

2

3

1

-

√

RH-3UIF33

-

-

√

√

√

2

2

3

1

√

-

91*91

RH-3UIF3Y

-

-

√

√

√

2

2

3

1

-

√

RH-3UIF41

-

-

√

√

√

2

2

1

1

√

-

114*56

RH-3UIF51

-

-

√

√

√

2

2

1

1

√

-

92*45

RH-3UIF63

-

-

√

√

√

2

2

1

1

√

-

67*67

RH-3UIF6Y

-

-

√

√

√

2

2

1

1

-

√

RH-3UIF73

-

-

√

√

√

2

2

1

1

√

-

76*76

RH-3UIF7Y

-

-

√

√

√

2

2

1

1

-

√

RH-3UIF83

-

-

√

√

√

2

2

1

1

√

-

45*45

RH-UIF11

√

√

-

-

√

2

2

1

1

√

-

152*76

RH-UIF23

√

√

-

-

√

2

2

3

1

√

-

111*111

RH-UIF33

√

√

-

-

√

2

2

3

1

√

-

91*91

RH-UIF43

√

√

-

-

√

2

2

1

1

√

-

114*56

RH-UIF53

√

√

-

-

√

2

2

1

1

√

-

92*45

RH-UIF63

√

√

-

-

√

2

2

1

1

√

-

67*67

RH-UIF73

√

√

-

-

√

2

2

1

1

√

-

76*76

RH-UIF83

√

√

-

-

√

2

2

1

1

√

-

45*45

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