Operation
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The entry „ nal pressure” can be only selected with the entry „ Multiple distillation =
yes”. If the temperature on the accurate sensor drops, the pressure in the system is
further reduced until
a) the control temperature is reached again or
b) the nal pressure is reached.
The system responds similar to „stop all” in case b.) (see 6.14). The new settings are
accepted by the „accept” entry. It is changed to the actual value display.
All changes in the menu view are discarded with softkey „Esc“ (1).
The parameters are stored under a name to be selected by using softkey
„Store Favorite“ (1).
If the distillation will not be terminated after reaching a de ned
pressure, enter value 1 as nal pressure.
✓ Valve-controlled pump is installed.
The setting range can be adjusted in the menu entry „hysteresis”
(range 1 to 50 mbar).
✓ Speed-controlled pump is installed.
The setting range is adjustable from 10 - 100 [%] in 10% incre-
ments in the „speed” menu entry.
Softkey „Start all” and „Stop all”
A distillation can be started and stopped automatically by using softkey „Start all” (1) and
„Stop all” (1), as described in 6.14.
Timer functions
The timer function stops the distillation after a set period.
The setting range is adjustable from 1 - 1440 [min] in 1 minute. incre-
ments in the „timer” menu entry. Setting „off” is comparable to 0.
Selecting the entry by turning the Hei-GUIDE (6):
1. Select the entry „timer” by turning the Hei-GUIDE (6) and call up the selected entry
to be changed by pressing the Hei-GUIDE (6) again.
2. Set the desired timer function for the desired time by using control knob Hei-GUIDE
(6).
3. Pressing it again con rms the change.
The time is running backwards at the start with pressing the “Start Vacuum” soft key
and “Start All” soft key. The distillation is interrupted after completing the set time.
▪ The system will be ventilated.
▪ The rotation is switched off.
✓ The lift is raised (only Hei-VAP Precision).Ggf. im Setup das Abschaltverhalten des
Heating bathes festlegen.
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