Performance Characteristics
1.High precision measurement measurement of single phase AC voltage or DC voltage
2.Provide the digital tube display, local data query
3.Programmable voltage ratio
4.Support for RS-485 communication, Modbus-RTU protocol
5.Auxiliary power supply:AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V
6.A variety of shapes, to meet the different requirements of the cabinet body electric circuit
Technical Index
Accuracy of measurement
♦Voltage level 0.5
Signal input
♦Connection mode of single phase
♦Rated voltage of AC 57.7V, AC 100V, AC 220V, AC 380V, DC 2V, DC 20V, DC 200V, DC ♦600V,DC600V
♦Over load 1.2 times ( Continued ), 2 times / second ( instantaneous )
♦Power <1VA/ phase
♦Impedance >300KΩ
♦The frequency of 45~65Hz or DC
Auxiliary power supply
♦Working range of AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V
♦Power consumption <4VA
Function module
♦Communication interface 1 way RS-485 communication, Modbus-RTU protocol
♦Baud rate: 1200~9600bps, the default 2400bps
♦Switch input support 2 stem node input
♦The switch output support 2 relay output, capacity: AC 250V/5A, DC 30V/5A
♦Transmission output support 1 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 |
| CN-AV11 | √ | - | 2 | 2 | 1 | 1 | √ | - | 152*76 |
| CN-DV11 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV21 | √ | - | 2 | 2 | 1 | 1 | √ | - | 111*111 |
| CN-AV21 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV31 | √ | - | 2 | 2 | 1 | 1 | √ | - | 91*91 |
| CN-DV31 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV41 | √ | - | 2 | 2 | 1 | 1 | √ | - | 114*56 |
| CN-DV41 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV51 | √ | - | 2 | 2 | 1 | 1 | √ | - | 92*45 |
| CN-DV51 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV61 | √ | - | 2 | 2 | 1 | 1 | √ | - | 67*67 |
| CN-DV61 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV71 | √ | - | 2 | 2 | 1 | 1 | √ | - | 76*76 |
| CN-DV71 | - | √ | 2 | 2 | 1 | 1 | √ | - |
| CN-AV81 | √ | - | 2 | 2 | 1 | 1 | √ | - | 45*45 |
| CN-DV81 | - | √ | 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 |
| 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 |
