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Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. manual-no.: 999001 / 04/04/2012
Use and operation
Changing the pressure unit
➨ Select the desired pressure unit with the ” UP / DOWN” key.
➨ Switch the vacuum gauge off.
➨ Press ”MODE” key and keep it pressed while switching the
DVR 2 on (”ON/OFF” key).
☞ The pressure unit as of the last operation (Torr, mbar or
hPa) is displayed.
➨ Press ”ON/OFF” key to conrm the selected pressure unit
and to terminate the mode.
Display
pressure units, selectable
adjustment mode/
warning symbol
automatic sleep mode
replace battery/
display of battery capacity
ON/OFF key
UP/DOWN key
MODE key
Keys
The keys are on the rear side
of the device underneath the
symbols at the front side.
Torr
+
mbar
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