3. OPERATION
Page 49 © 1998 DH Instruments, Inc.
The time runs.
Select 1time to edit the time. Editing is by hours, then minutes, by pressing
ENTER at each entry. Seconds go to zero when minutes are entered.
Select 2date to edit the date. The date must be specified in YYMMDD format.
The PPC2 AF date and time are set to United States Mountain Standard
Time in the final test and inspection process at the factory. If desired, used
the date function to set your local time and date.
3.4.4.5 RESET
PURPOSE
To reset various PPC2 AF settings to default or factory values.
PPC2 AF stores its user definable settings in non-volatile memory. The reset
menu allows the user to selectively or completely reset these settings to factory
defaults. This clears out any settings that the user has set up, and should be
done only to restore the PPC2 AF to a known state. PPC2 AF will restart after
any type of reset is selected.
OPERATION
To access the reset choices press 5Reset
under 4Internal of the SPECIAL menu.
The display is:
1units 2all 3com
4seq 5cal
3.4.4.5.1 Reset – units
PURPOSE
Sets the six pressure units selectable
from the UNIT function to (1psi is
selected as the active unit):
1psi 2kPa 3inHg
4inWa 5mmWa 6ft
See Sections 3.2.2 and 3.4.1.
3.4.4.5.2 Reset – all
PURPOSE
Performs the functions of the Units and System resets, as well as:
• Dynamic generation hold reset to default values.
• Dynamic generation stability reset to default values.
• Static generation hold reset to default values.
• Static generation stability reset to default values.
• Display resolution reset to 0.001 %FS.
• Upper limits set to default values.
• Generation mode set to dynamic.
• Range 3 of the high pressure transducer (H,3) selected as the range.
• Clear out the user generation config and use the factory set config.
• The head correction is disabled, the units are set to meters, and the gas is set to N
2
.
• The gauge mode tare value is reset to zero.
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