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vd84-201113
4 Operation
4.1 Pressure Display
1) Short-Term Operation (Auto-Off Mode)
Press Mode-Key:
The actual pressure is displayed.
After 20 seconds the vacuum meter is automatically switched off.
2) Continuous Operation (Cont Mode)
(Available only when data logger function is disabled!)
Press Mode-Key again within 20 seconds:
The actual pressure is displayed.
In Cont Mode the instrument keeps operating continuously, until it is switched-off
manually or, after the maximum operation time has elapsed, automatically (see
chapter 5.4)
On further keystroke in Cont Mode the unit re-
turns to 1) Auto-Off Mode.
4.2 Pressure Display with Data Logging
To operate your VD84 as a pressure display with data logger functionality acti-
vate the logging function as described in chapter 5.1.
1) Short-Term Operation (Auto-Off Mode)
Press Mode-Key:
The actual pressure is displayed.
After 20 seconds the vacuum meter is automatically switched off.
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