Thyracont VD82EX, Operating Instructions Manual

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By pressing the Mode-Key the zero adjustment is performed and
the unit switches to Auto-Off-Mode.
5.3 Pressure Units
To set the displayed pressure unit, switch the VD82EX into Configuration-Mode.
For this the instrument must be switched-off. Hold the Mode-Key pressed then,
until the display shows "Stor".
Then press Mode-Key several times, until the display shows "unit":
After 5 more seconds the current unit setting is displayed:
Using the Mode-Key you can now select
"mbar", "Torr" or "hPa".
Without further keystroke, the unit switches to Auto-Off-Mode after approx. 5
seconds. The last settings are saved.
5.4 Maximum Operation Time
When operating continuously in Cont- or Memory-Mode the unit stays switched-
on, until a key is pressed or until a selected maximum operation time has
elapsed. To set maximum operation time, after which the unit is turned-off
automatically in any way, switch the VD82EX into Configuration-Mode. For this
the instrument must be switched-off. Hold the Mode-Key pressed then, until the
display shows "Stor".
Then press Mode-Key several times, until the display shows "hour":
MODE
MODE
mbar
5s
MODE
Torr
MODE