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Help Center2014 Newest Enbeded SQL I and V Meter
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Specifications
1. Cetificate: CE, rohs2. Material: ABS shell
3. Self-design and manufacture
2014 newest Enbeded SQL I and V meter
PERFORMANCE CHARACTERISTICS
1. High precision measurement of three phase active and reactive power
2. Provide the digital tube display, local data query
3. Programmable voltage and current ratio
4. Support for RS-485 communication, Modbus-RTU protocol
5. Support for switching input, output, analog quantity transmitting output
6. Auxiliary power supply: CDC 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
1. Accuracy of measurement:active power 1.0; Reactive power 2.0
2. Signal input: Connection mode of three phase four wire and three phase three wire
3. Rated voltage of AC57.7V,AC100V,AC220V,AC380V
Rated current of AC1A, AC5A
Over load:voltage of 1.2 times( Continued ), times / second ( instantaneous )
Current of 1.2 times( Continued ), 10times / 5second ( instantaneous )
Power <1VA/ phase current <0.4VA/phase
Impedance:voltage>300KΩ current <20mΩ
Frequency: 45-65Hz
3. Auxiliary power supply: Working range of ACDC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V
Power consumption:<4VA
4. Function module:Communication interface 1 way RS-485 communication, Modbus-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
5. Environment:Working temperature:-10°C ~+55°C
Storage temperature:-25°C ~+70°C
Relative humidity is less than 93%, no corrosive gas
Elevation≤2500m
6. safety:Insulation resistance >100MΩ
AC withstand voltage AC 2KV
7. Electromagnetic compatibility:ESD level 4
Electrical fast transient burst level 4
Surge level 4
| Single-phase active/reactive watt-hour meter | ||||
| MODEL NO. | DISPLAY | FRAME SIZE(mm) | HOLE SIZE (mm) | REMARK |
| RH-E11 | LCD | 160X80 | 152X76 | * |
| RH-E21 | LCD | 120X120 | 111X111 | |
| RH-E11 | LCD | 96X96 | 92X92 | |
| RH-E41 | LCD | 120X60 | 114X56 | * |
| RH-E51 | LCD | 96X48 | 92X45 | * |
| RH-E61 | LCD | 72X72 | 68X68 | |
| RH-E71 | LCD | 80X80 | 76X76 | |
| RH-RE11 | LCD | 160X80 | 152X76 | * |
| RH-RE21 | LCD | 120X120 | 111X111 | |
| RH-RE11 | LCD | 96X96 | 92X92 | |
| RH-RE41 | LCD | 120X60 | 114X56 | * |
| RH-RE51 | LCD | 96X48 | 92X45 | * |
| RH-RE61 | LCD | 72X72 | 68X68 | |
| RH-RE71 | LCD | 80X80 | 76X76 | |
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