Dimension:customized | custom processing:Yes | Measuring range:0-9999 |
Model NO.: RH-AV | accuracy class: 0.5 | Installation:embedded |
Brand name: REHE | Usage: high precision measurement of single phase DC voltage | Auxiliary power supply:DC 80V-270V, DC48V, DC24V, AC220V, AC380V, AC100V(V) |
Performance Characteristics |
High precision measurement measurement of single phase AC or DC voltage |
Provide the digital tube display, local data query |
Programmable voltage ratio |
Support for RS-485 communication, Modubus-RTU protocol |
Support for switching input, output, analog quantity transmitting output |
Auxiliary power supply:AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V |
A variety of shapes, to meet the different requirements of the cabinet body electric circuit |
Technical Index |
Accuracy of measurement | Electric current 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 | 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 |
Environment | Working temperature:-10°C ~+55°C |
| Storage temperature:-25°C ~+70°C |
| Relative humidity is less than 93%, no corrosive gas |
| Elevation≤2500m |
Safety | Insulation resistance >100MΩ |
| AC withstand voltage AC 2KV |
Electromagnetic compatibility | ESD level 4 |
| Electrical fast transient burst level 4 |
Selection of Specification |
Intelligent Digital Single phase DC Voltage Meter(9999 display programmable) |
Model NO. | Display | Frame size(mm) | Hole size(mm) | Remark |
RH-AV11 | Digital Single-row LED | 160*80 | 152*76 | |
RH-AV21 | Digital Single-row LED | 120*120 | 111*111 | |
RH-AV31 | Digital Single-row LED | 96*96 | 92*92 | |
RH-AV41 | Digital Single-row LED | 120*60 | 114*56 | |
RH-AV51 | Digital Single-row LED | 96*48 | 92*45 | |
RH-AV61 | Digital Single-row LED | 72*72 | 68*68 | |
RH-AV71 | Digital Single-row LED | 80*80 | 76*76 | |
RH-AV81 | Digital Single-row LED | 48*48 | 45*45 | |
Extended Modules: |
AC/DC power supply(switching power supply)$4 |
Modbus-RTU RS485 comm:$5 |
AO: $7 more for each stem node |
DI:$4 more for each stem node |
DO:$4 more for each stem node |
“*” means unconventional products of our corporation |