Technical data |
Unit |
DVR 2 pro |
Upper measuring limit |
mbar/torr |
1060 / 795 |
Lower measuring limit |
mbar/torr |
1 / 1 |
Measurement principle |
|
Ceramic diaphragm (alumina), capacitive, gas indep., absolute pressure |
Accuracy of measurement |
|
< ± 1 mbar/hPa/torr / ± 1 digit (after adjustment, constant temp.) |
Temperature coefficient |
|
< 0.15 mbar/hPa/0.11 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: 1-600 min (default 5 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 battery |
Typical battery lifetime |
|
4.000 h, stand-by: 30.000 h |
Dimensions (L x W x H) |
mm |
115 x 115 x 90 |
Weight |
kg |
0.4 |
Items supplied |
|
Vacuum gauge complete with integrated vacuum sensor, including battery 9 V alkali-manganese, support rod, connecting parts and manual. |
Accessories |
|
PTFE tubing KF DN 16 (1000 mm: 686031) DAkkS calibration with first delivery (900214) DAkkS recalibration (900215) Rubber vacuum tubing DN 6 mm (686000) 9 V battery (612891) |