Labconco FreeZone Triad Freeze Dry System 74000 Series - Manual (Page 24)

Chapter 4: Operating Instructions
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When the desired temperature is achieved, the hold function will maintain
that temperature for the programmed length of time. The microprocessor
control has a built in memory of the last entered program to allow the
identical protocol to be repeated by simply pushing the RUN button. A
typical 3-segment program is shown in Figure 3.
Programming
The Triad Freeze Dry System will store up to five programs numbered 1
through 5. The five programs, once programmed, will be retained in
memory. To program a run, select the program number that you want to use
and enter the parameters as follows.
Turn the Power Switch to the ON position. Press the DISPLAY button until
the AUTO Indicator lights.
NOTE: Values shown in this example are for reference only.
The “P” in the display will flash and the program number that will be run is
shown. To select different programs, press the UP or DOWN button to
change program number (Programs 1 through 5). When the desired program
number is displayed, press ENTER.
Figure 3