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The SETUP Program
9.4.3 Control
Control functions are used only to turn on or off an actuator, or set or clear a digital output bit. Like
data acquisition functions, these functions can only take place at the start time for the group if the group
is active.
Control functions include the two selections LIFEH HOT AEIT and CLOSE
HCZTSEIT in the function
menu.
Channel?
The program prompts for the number of the actuator or
digital output bit to control.
channel number ENDLINE
Enter the channel number, and press [ENDLINE J.
When this information has been entered, the program will prompt for the information about the next
group. No limit tests are available for control functions.
9.4.4 Custom Program
A custom program may be called which takes a reading from another instrument, or uses a custom
sequence with the HP 3421A. The program may return up to 30 values for logging purposes. Note that
no limit actions are available for custom program calls.
Refer to appendix C, "Custom Programs," for
further details about custom programs.
subproorant
The program prompts for the subprogram name.
subprogram name ENDLINE
Enter the name of the subprogram and press ENDLINE | .
File mame?
The program prompts for the file containing the
subprogram.
file name ENDLINE
Enter the file name and press ENDLINE | .
9-9
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