INFICON Composer Gas Concentration Controller - Manual (Page 110)

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Composer Operating Manual
4.3.5.2.6 Film Number Indicator
PROG # . . . . . . . . . . . . . . . . . . . . . Always illuminated. Indicates function of 7
segment display below it.
8 . . . . . . . . . . . . . . . . . . . . . . . . . . Seven segment display that indicates
which of the nine program descriptions is
currently active or being modified. All
programs may be entered and altered
when the instrument is in the STOP state.
When the instrument is in any of its other
states, the only program which may be
viewed and altered is the active process as
the cursor will skip this parameter. When
the display mode is switched from
PROGRAM to OPERATE, the program
currently displayed becomes the active
program.