Vertical Installation DC Digital Voltmeter Panel Meter Low Power Consumption
1. Application:
Measuring and displaying the voltage in electric power network and automation control system.With the characteristic of direct-reading, high accuracy, good stability and anti-vibration.
2.Main Features:
a. Suitable for HV & HV voltage system;
b. High accuracy IEC62053-21 0.5%;
c. Built in MODBUS-RTU via RS485 port;
d. Optional analog output 4-20mA / 0-20mA
3. Performance Characteristic
- .High precision measurement measurement of single phase AC voltage or DC voltage
- .Provide the digital tube display, local data query
- .Programmable voltage ratio
- .Support for RS-485 communication, Modbus-RTU protocol
- .Auxiliary power supply:AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V
4. Technical Index
Accuracy of measurement
♦voltage level 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
♦Working range of AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V
♦Power consumption <4VA
5. Ordering Code:
| Model No | Panel Size(mm) |
| WD-2U3 | 120*120-93 |
| WD-9U3 | 96*96-93 |
| WD-3U3 | 80*80-93 |
| WD-AU3 | 72*72-93 |
| WD-BU3 | 96*48-93 |
| WD-DU3 | 48*48-81 |
Note: RS485 / Relay & Analog output are options;
5. Product Description:
| Model Number | WD-DU3 |
| Measured Voltage | AC100V, 220V, 380V, 440V |
| Accuracy | 0.5% (Default) |
| Protection Level | Front case IP64 |
| Overload | Continous: 1.2 times/ Instant: 10s |
| Auxiliary Power Supply | AC / DC 80-270V |
| Operating Temperature | -25-55℃ |
6. Installation and storage:
Notice: Never install the meter with power!
Hole Size: 45*45mm Vertical installation.
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Vertical Installation DC Digital Voltmeter Panel Meter Low Power Consumption Images
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