VACUUBRAND - DVR 2 Cordless Vacuum Gauge
The DVR 2 is a fully electronic, versatile vacuum gauge for the measuring range from atmospheric pressure to 1 mbar. It...
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Features of DVR 2 Cordless Vacuum Gauge
- High electromagnetic compatibility: Low emission level near detection limit, high degree of immunity to electromagnetic interference for use in industrial environments * Large analog and digital vacuum display: Quick trend detection, precise readout * User-selectable pressure units (mbar, hPa, Torr) * Digital readjustment * Capacitive alumina ceramic diaphragm vacuum sensor with excellent chemical resistance, accuracy and long term stability
General Specifications
| Depth | 115 mm |
| Height | 66 mm |
| Width | 115 mm |
Additional Specifications
Upper measuring limit mbar/torr
1080 / 810
Lower measuring limit mbar/torr
1 / 1
Measurement principle
Ceramic diaphragm (alumina), capacitive, gas indep., absolute pressure
Measurement uncertainty
< +- 1 mbar/hPa/torr / +- 1 digit (after adjustment, constant temp.)
Temperature coefficient
< 0.07 mbar/hPa/0.05 torr /K
Ambient temperature range (operation) °C
10 - 40
Ambient temperature range (storage) °C
-10 - 60
Max. media temp. for continuous operation / short times °C
40 / 80
Automatic switch-off
User-selectable: 1-1000 min (default 15 min) or continuous operation
Measurement cycle
User-selectable: Automatic or 1 x per 3s, 1 x per 1s, 3 x per 1s
Material of outer housing
Robust plastic housing with good chemical resistance
Degree of protection
IP 40
Power supply
9 V Lithium battery, 1.2 Ah Ultralife U9VL
Typical battery lifetime
8.000 h, stand-by: 40.000 h