Timer Program Settings Display - Aalborg Command Module Operating Manual

e.2.9.2 Timer Program Settings Display
The Timer Flow Control allows execution of a custom, user preset program of up to 96
steps. Each step can be pre-programmed for a particular date, time, and set point value
in % F.S.. Every step has two fields: starting date, time and set point in % F.S. Before
executing, the program should be entered in the program table in the format:
TIME/DATE [XX.XX XX/XX/XXXX] - SETPOINT [% F.S.]. Time and date indicates exact
moments (+/- one minute accuracy) when the set point has to be executed by the mass
flow controller. From the Program Settings Display (See section e.2.9), press the Enter
button under TIMER on the display, to set up the TIMER table. The following display
will appear.
Time and date settings for first step of the TIMER table
Press ENTER button under (--->) on the display, to move flashing cursor to the hours
position. Pressing (+) or (-) will increment or decrement the time settings (hours).
When complete with hours settings press again ENTER button to move the flashing
cursor to the minutes position. When done with time settings press again ENTER but-
ton to move the flashing cursor to the date position (month, date and year) respec-
tively.
Make sure date and time entered is not in the past (otherwise this step of the
program will not be executed).
When complete with TIME and DATE settings for first step of the Timer program, press
the ESC button under NEXT on the display, to go to the SETPOINT screen. The follow-
ing display will appear
Pressing (+) or (-) will increment or decrement the step set point settings per 0.1% F.S.
respectively. When complete with SET POINT settings for the first step of the Timer
program, press the ENTER button under NEXT on the display, to go to the next step.
Continue with Time/Date and Set point settings for as many steps as required for your
application (96 is maximum limit). When complete with all settings for the Timer pro-
gram press the Esc button under EXIT on the display, to go to the Main Display screen.
Make sure the reference for set point is set to PROGRAM TIMER mode in
order for the Timer program to be executed (see section e.2.6.1).
Set Point settings for first step of the TIMER table
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