- Single-channel single-range device.
- Continuous voltage measuring in single- or three-phases alternating current circuits.
- Transformation coefficient setting for measuring voltage transformer.
- Measured value displaying according to set coefficients in V or kV.
- Voltage signal out of range diagnostic.
- Different modifications by overall dimensions, indicator digits number and availability of RS-485 interface (Modbus RTU protocol).
- LED green indicator with 14 or 20 mm symbols height.
Specification
| Nominal voltage, V | 100 |
| Voltage range measuring, V | 1..120 |
| Reduced error, % | ±0.5 |
| Input resistance, kOhm, not less than | 390 |
|
Devices withstand overload of 500% from nominal input signal during 1 min. |
|
| Baudrate (for modificaton with RS-485), kbps | 9.6; 19.2; 38.4; 57.6; 115.2 |
| Power supply | 24VDC |
| Operating temperature range | +5°С..+50°С |
| Dust and moisture protection (IP code) | IP41 |
|
Overall dimensions (W×H×D), mm:
|
95×47×120 72×72×120 |
Ordering designation
Digital measuring device VA-01-TK-ХХ–Y, where
ХX – housing type:
«K1» – device with 4-digits indicator with 20 mm symbol height and dimensions 95×47×120 mm;
«K2» – device with 3-digits indicator with 20 mm symbol height and dimensions 72×72×120 mm;
«K3» – device with 4-digits indicator with 14 mm symbol height and dimensions 72×72×120 mm.
Y – interface RS-485 availability:
«1» – modification with RS-485 interface, Modbus RTU protocol;
no marking – modification without RS-485 interface.
Example. Digital measuring device VA-01-TK-K-1 – digital measuring device with 4-digits indicator with 20 mm symbol height and RS-485 interface.