Pressure Units - thyr cont VD81 Betriebsanleitung

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Afterwards the unit switches to Auto-Off Mode.
Adjustment on Zero Pressure
Switch the unit to Configuration Mode like described above and press Mode-Key
several times, until "CAL" is displayed.
After 5 more seconds the display shows:
5s
After 5 more seconds the display shows:
5s
MODE
When the adjustment procedure is finished, the unit switches to Auto-Off Mode.

5.3 Pressure Units

To set the displayed pressure unit, switch the VD81 into Configuration Mode. For
this the instrument must be switched-off. Hold the Mode-Key pressed then, until
the display shows "rAtE".
Then press Mode-Key several times, until the display shows "unit":
MODE
Adjustment on atmosphere pressure is possible only if the ac-
tual pressure is above 800 mbar. Otherwise adjustment is de-
nied and the error message "Err" displayed.
For adjustment on zero pressure the actual pressure inside the
sensor has to be less than 0,1 mbar !
The pressure reading must be less than 100 mbar, otherwise
adjustment is denied and the error message "Err" displayed.
Press Mode-Key for adjustment. During the
adjustment procedure the display shows
"CALI".