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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.: 999248 / 28/04/2011
VACUULAN
Set vacuum
25 mbar
Switch on
200 mbar
Delay
15 min
- - - - - - Graphic - - - - - -
- - - - - - - Back - - - - - - -
00:00:00
➨
Optimised vacuum control for vacuum networks
• Operation on demand of a speed controlled pump (VARIO)
Preselections
☞
Use the selection knob to select the parameters.
☞
Set vacuum
(lower switch-off value): If the pressure drops below the ”
Set vacuum
” a time-meter
starts to run; additionally the motor speed is reduced. The time-meter is reset, if the pressure ex
-
ceeds the pressure value for switching on again (”
Switch on
”). If the ”
Set vacuum
” is not reached
within 100 hours the controller signals an error.
The ”
Set vacuum
” is adjustable in the range of 1 - 1060 mbar.
☞
Switch on
:
If the pressure exceeds the pressure for switching on, pumping down starts again.
The ”
Switch on
” pressure is adjustable in the range of 1 - 1060 mbar.
In case of sudden high pressure increase pumping starts again even if the ”
Switch on
” pressure has
not been not reached (pressure increase control).
☞
Delay:
If the vacuum is below ”
Set vacuum
” for longer than the ”
Delay
” time, the pump is stopped.
The pumping down is started again in case of rapid pressure increase or if the ”
Switch on
” level is
exceeded.
The ”
Delay
” is adjustable in a range of 1-300 minutes or can be set to ”Off”.
The screen-shot shows the factory-set values.
When ”
Graphic
” is selected the display shows a pressure vs. time curve (right screen-shot).
The timeline in the diagram adapts automatically to the process time.
☞
Press the selection knob twice to return to the standard display.
5.6 Function VACUULAN
VACUULAN
40 mbar
00:13:00
