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Single-phase voltmeter
Performance characteristics of single-phase voltmeter: 1. High precision measurement of single-phase AC voltage or DC voltage 2. Providing digital dis
Product details
Performance characteristics of single-phase voltmeter:
1. High precision measurement of single-phase AC voltage or DC voltage
2. Provide digital display and local data query
3. Programmable setting of current conversion ratio
4. Supports RS-485 communication and Modbus RTU protocol
5. Support switch input Switching output, analog transmission output
6. Auxiliary power supply: AC/DC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V
7. Multiple appearance options to meet the requirements of different cabinet electrical circuits
Technical parameters:
| 1. Measurement accuracy: Current level 0.5 |
| 2. Signal input: single-phase wiring method |
| Rated voltage: AC57.7V,AC100V,AC220V,AC380V,DC2V,DC20V,DC200V,DC600V |
| Overload: 1.2 times (continuous), 2 times/1 second (immediate) |
| Power consumption:<1VA/phase |
| Impedance:<300 kiloohms |
| Frequency: 45-65Hz or DC |
| 3. Auxiliary power supply: working range AC/DC 80V-270V, AC220V,AC380V,AC100V，DC48V,DC24V |
| Power consumption:<4VA |
| 4. Functional module: Communication interface, 1-channel RS-485 communication, Modbus RTU protocol |
| Baud rate: 1200-9600bps, default 2400bps |
| Switch input: supports 2 dry contact inputs |
| Switching output: supports 2 relay outputs, capacity: AC250/5A,DC30V5A |
| Transmission output: Supports 1 channel of analog output: 0/4-20mA or 0-5/10V |
| 5. Environment: Operating temperature -10-55 |
| Storage temperature -25-70 |
| Relative humidity<93%, non corrosive gas environment |
| Altitude<2500m |
| 6. Safety: Insulation resistance>100 megaohms |
| AC withstand voltage of 2KV |
| 7. Electromagnetic compatibility performance: electrostatic discharge level 4 |
|
Electric fast transient pulse train level 4 |
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