- Name:Digital Power Meter
- Color:White/Black
- Display:LED
- Phase:Three Phase
- Service:OEM & ODM is available
- Certificate:CE ISO
- Warranty:3 Years
- Communication:RS485/Modbus-RTU
- Function:Testing Power
- Power Supply:85~265VAC
- Brand Name:REHE
- Model Number:RH-3P51
- Measuring Current Range:0~9999A
- Measuring Voltage Range:0~400V
- Accuracy Class:0.5
- Operating Temperature:-10℃~+55℃
- Dimensions:48*96
Dimension:customized | Custom processing:Yes | Measuring range:0-9999 | ||
Model NO.: RH-P | Accuracy class: 0.5 | Installation:embedded | ||
Brand name: REHE | Usage: High precision measurement of one phase power factor | Auxiliary power supply:DC 80V-270V, DC48V, DC24V, AC220V | ||
Performance Characteristics | ||||
High precision measurement of single or three phase active power | ||||
Provide the digital tube display, local data query | ||||
Current and voltage gain programmable settings | ||||
Support for RS-485 communication, Mod bus-RTU protocol | ||||
Support for switching input, output, analog quantity transmitting output | ||||
Auxiliary power supply: ACDC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V | ||||
A variety of shapes, to meet the different requirements of the cabinet body electric circuit | ||||
Technical Index | ||||
Accuracy of measurement | Active power 0.5,depending on the power level 0.5 | |||
Signal input | Connection mode of single phase, three phase four wire, three phase three line | |||
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:AC2505A,DC30V5A | ||||
Transmission output support 3 analog output:04-20mA or 0-510V | ||||
Environment | 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 AC2KV | ||||
Electromagnetic compatibility | ESD level 4 | |||
Electrical fast transient burst level 4 | ||||
Surge level 4 | ||||
Selection ofSpecification | ||||
Single and three phase active power meter(9999 display programmable) | ||||
Model NO. | Display | Frame size(mm) | Hole size(mm) | Remark |
RH-3P11 | Digital Single-row LED | 160*80 | 152*76 | |
RH-3P21 | Digital Single-row LED | 120*120 | 111*111 | |
RH-3P31 | Digital Single-row LED | 96*96 | 92*92 | |
RH-3P41 | Digital Single-row LED | 120*60 | 114*56 | |
RH-3P51 | Digital Single-row LED | 96*48 | 92*45 | |
RH-3P61 | Digital Single-row LED | 72*72 | 68*68 | |
RH-3P71 | Digital Single-row LED | 80*80 | 76*76 | |
RH-3P81 | Digital Single-row LED | 48*48 | 45*45 | |
Extended Modules: | ||||
AC/DC power supply(switching power supply)$4 | ||||
Mod bus-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 | ||||
Order notes: Please write clearly the requested types, input signal and the functional modules, etc when purchasing. | ||||
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