- Name:Single-phase DC ammeter
- Color:White/Black
- Certificate:CE ISO9001
- Display:LED 4 Digits Display
- Frequency:45~65Hz or DC
- Communication:RS485 Communication,Modbus-RTUpro
- Rated current:AC1A, AC5A
- Signal input:Connection mode of single phase
- AC withstand voltage:AC 2KV
- Storage environment:-25℃~+70℃
- Display Type:Analog and Digital
- Brand Name:REHE
- Model Number:RH-DA21
- Measuring Range:0-9999
- Accuracy Class:0.5
- Supply Voltage:AC / DC 80V~270V
- Operating Temperature:-10℃~+55℃
- Dimensions:120*120mm
Electric single phase digital AC/DC Current Meter /Ammeter with Analog Output
Dimension:customized | custom processing:Yes | Measuring range:0-9999 | |||
NO model.: RH-AA | Accuracy class: 0.5 | Installation:embedded | |||
Brand name: REHE | Usage: high precision measurement of single phase AC Ampere | Auxiliary power supply:DC 80V-270V, DC48V, DC24V, AC220V, AC380V, AC100V(V) | |||
Performance Characteristics | |||||
High precision measurement measurement of single phase AC or DC Current | |||||
Provide the digital tube display, local data query | |||||
Programmable current ratio | |||||
Support para communication RS-485, protocol Modubus-RTU | |||||
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 current of AC1A, AC5A, DC20mA, DC1A, DC5A, DC75mV | |||||
Over load 1.2 times ( Continued ), 10 times / 5 second ( instantaneous ) | |||||
Power consumption <0.4VA/phase | |||||
Impedance<20mΩ | |||||
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 | |||||
Digital Three phase AC Current Meter(9999 display programmable) | |||||
Model NO. | Display | Frame size(mm) | Hole size(mm) | Remark | |
RH-DA11 | Digital Single-row LED | 160*80 | 152*76 | ||
RH-DA21 | Digital Single-row LED | 120*120 | 111*111 | ||
RH-DA31 | Digital Single-row LED | 96*96 | 92*92 | ||
RH-DA41 | Digital Single-row LED | 120*60 | 114*56 | ||
RH-DA51 | Digital Single-row LED | 96*48 | 92*45 | ||
RH-DA61 | Digital Single-row LED | 72*72 | 68*68 | ||
RH-DA71 | Digital Single-row LED | 80*80 | 76*76 | ||
RH-DA81 | Digital Single-row LED | 48*48 | 45*45 | ||
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