VACUUBRAND CVC 3000 User Manual
Page 38
The screen-shots show the factory-set values.
Vac control
Set vacuum 75 Torr
Speed
HI
Maximum Off
Delay
Off
Duration Off
- - - - - - Graphic - - - - - -
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760 Torr
Temporarily switching from ”Vac control” to ”Auto mode” while pro-
cess control is running (only with NT VARIO / VARIO-B pumps):
+
Press ”MODE” key. The controller switches to ”Auto mode” and adapts
the boiling pressure starting with the actual set value. The preset func-
tion of the controller does not change due to this switching. When
pressing the ”STOP” key, the controller is in ”Vac control” function
again.
Adjustment of the set vacuum during vacuum control:
Dynamic, interactive adaptation:
+
Press the selection knob and keep pressed.
+
Turning the knob for a 1/4 turn to the left causes pump down.
+
Turning the knob for a 1/4 turn to the right causes venting.
+
When the knob is released, the current pressure value is used as new
set value.
Alternatively:
Fine tuning:
The set vacuum can be fine-adjusted by turning the selection knob while
process is running.
+
Turn the selection knob.
+
A full turn causes a change of the set vacuum of 9 Torr (12 mbar).
+
Turning the knob one detent causes a change of the set vacuum of 1
Torr (mbar).
Vac control
Set vacuum 75 Torr
Hysteresis Auto
Maximum
Off
Delay
Off
Duration Off
- - - - - - Graphic - - - - - -
- - - - - - - Back - - - - - - -
760 Torr
Vacuum control
without
NT VARIO / VARIO-B
pump
Vacuum control
with NT
VARIO / VARIO-B pump