Martin Christ Alpha 2-4 LSCplus - Manual (Page 40)

ALPHA 1-4 LSC&
ALPHA 2-4 LSC&
6 Operation
40
Version 01/2011, Rev. 1.5 of 16/12/2013 • sb
Translation of the original operating manual
Option: USB process recording (see chapter 6.6 - "Optional extensions")
• Select the "Process recording" function in the dialog box "Tools".
• Select the input fields ("Batch data"). A keyboard for the data input will
be displayed.
• If necessary, select the “Options” tab, choose between manual or
automatic recording, and define a recording interval.
• Press the "return" button in order to close the dialog box.
The process recording will now run in the background.
Fig. 22: Dialog box “USB process recording”
Option: Pressure increase test (only with the double-chamber method
(process B))
The pressure increase test can only be performed when the freeze-dryer
is equipped with an intermediate valve. The performance is possible in the
manual mode as well as in the program mode (see chapter 6.5.3.1 -
"Creating a program").
• Select “Pressure increase test” in the “Tools” dialog box.
• Enter the set values for the duration and maximum pressure increase
with the aid of the buttons.
• Start of the pressure increase test. The test time will be displayed. After
the end of the test, a status message (pressure increase was success-
ful or failed) will be displayed together with the measured values: