Digital power factor meter
Performance Characteristics
1.High precision measurement of single or three phase power factor
2Provide the digital tube display, local data query
3.Current and voltage gain programmable settings
4.Support for RS-485 communication, Mod bus-RTU protocol
5.Support for switching input, output, analog quantity transmitting
output
6.Auxiliary power supply: ACDC 80V-270V, AC220V, AC380V, AC100V,
DC48V, DC24V
7.A variety of shapes, to meet the different requirements of the
cabinet body electric circuit.
Technical index
Accuracy of measurement
Active power 0.5
Signal input
Mode of connection single -phase three-phase three wire
Rated voltage of AC57.7V,AC100V,AC220V,AC380V
Rated current of AC 1A, AC 5A
Over load:voltage of 1.2 times( Continued ), 2times / second (
instantaneous )
Current of 1.2 times( Continued ), 10times / 5second (
instantaneous )
Power consumption voltage: <1VA/ phase, current <0.4VA/phase
Impedance:voltage>300KΩ current <20mΩ
Frequency: 45-65Hz
Auxiliary power supply
Working range of ACDC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V
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 support 4 stem node input
The switch output support 3 relay output, capacity:AC250A,DC30VA
Transmission output support 3 analog output:0-20mA or 0-5V
Environment
Environment:Working temperature:-10℃~+55℃
Storage temperature:-25℃~+70℃
Relative humidity is less than 93%, no corrosive gas
Elevation≤2500m
Safety
Insulation resistance >100MΩ
AC withstand voltage AC2KV
Electromagnetic compatibility
ESD level 4
Electrical fast transient burst level 4
Surge level 4
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 power factor | Three phase power factor | Switch input | Switch output | Analog output | Communication interface | LED | LCD | |
CN-H11 | √ | - | 2 | 2 | 1 | 1 | √ | - | 152*76 |
CN-3H11 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H21 | √ | - | 2 | 2 | 1 | 1 | √ | - | 111*111 |
CN-3H21 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H31 | √ | - | 2 | 2 | 1 | 1 | √ | - | 91*91 |
CN-3H31 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H41 | √ | - | 2 | 2 | 1 | 1 | √ | - | 114*56 |
CN-3H41 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H51 | √ | - | 2 | 2 | 1 | 1 | √ | - | 92*45 |
CN-3H51 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H61 | √ | - | 2 | 2 | 1 | 1 | √ | - | 67*67 |
CN-3H61 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H71 | √ | - | 2 | 2 | 1 | 1 | √ | - | 76*76 |
CN-3H71 | - | √ | 2 | 2 | 1 | 1 | √ | - |
CN-H81 | √ | - | 2 | 2 | 1 | 1 | √ | - | 45*45 |
CN-3H81 | - | √ | 2 | 2 | 1 | 1 | √ | - |
Function Available |
I: Switching input+$2
O: Switching Outputs +$2
T: RS485 Communication+$5
D: Analog Output+$7 Auxiliary power:AD/DC85-265V+$2 |
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Unit (mm) |
Code | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Panel Size | 160*80 | 120*120 | 96*96 | 120*60 | 96*48 | 72*72 | 80*80 | 48*48 |
Hole Size | 152*76 | 111*111 | 91*91 | 114*56 | 92*45 | 67*67 | 76*76 | 45*45 |
| Model | Phase | Measuring range | Unit | Price |
| CN-H71 | Single phase | AC1A,AC5A, DC20MA,DC5A,DC75MA | 1PC | $19.17 |
