Specifications

Select the set value using the focus.
Press the right-hand softkey Edit
to start the editing mode. The
focus is displayed in an inverted manner. You can now change the set
value within a permissible range using the up
and down keys.
Press OK
to confirm the set value or Cancel to reject it.
The editing mode is quit.
5.7.1.1 Set values for freezing
• Timer
Time for the freezing phase section time. You can set a
time between 1 minute and 200 hours. Selecting the
infinite set value (
) deactivates the timer for the freezing
phase.
5.7.1.2 Set values for main drying & final drying
• Timer
Time for the main or final drying phase section time. You
can set a time between 1 minute and 200 hours. Selecting
the infinite set value (
) deactivates the timer for the main
or final drying phase.
•
Vacuum
Set value for the control vacuum in the drying chamber
during main or final drying. The pressure control option
must be installed. You can set a value between 6.1 mbar
and 0.0010 mbar converted into steps of 1°C according to
the vapour pressure curve above ice for water.
Set values for final drying are not available unless the pressure
control option is installed.
42 • LDplus Control System Operating Manual Freeze Dryer ALPHA 1-2 LDplus