Analytical Industries GPR-1800 AIS ATEX Trace PPM Oxygen Analyzer - Manual (Page 18)

Advanced Instruments Inc.
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9. Press the ENTER key to select the highlighted menu option.
Note: The PERCENT (of FS) alarm value is entered with one decimal, the PPM (oxygen) alarm value is entered as an integer.
GAS CONCENTRATION
PERCENT
PPM
>>> 01.0
SET ALARM 1 VALUE
PRESS UP OR DOWN
TO CHANGE VALUE
ENTER TO SAVE
MENU TO RETURN
GAS CONCENTRATION
PERCENT
PPM
>>> 002
SET ALARM 1 VALUE
PRESS UP OR DOWN
TO CHANGE VALUE
ENTER TO SAVE
MENU TO RETURN
10. Press the ENTER key to advance the underline cursor right or press the MENU key to advance the underline cursor left to
reach to the desired digit of the alarm value.
11. Press the ARROW keys to enter the alarm value.
12. Repeat until the complete span value has been entered.
13. Note: If an alarm is set as a PERCENT value and subsequently changed to a PPM value, the PERCENT value is not retained
and is reset to 00.0. This holds if the alarm was first set as PPM value and then changed to a PERCENT value.
14. Save the alarm value by pressing the ENTER key or abort by pressing the MENU key.
15. The system returns to the SAMPLING mode and displays:
3.3
PPM
AUTO SAMPLING
10 PPM RANGE
24.5 C 100 KPA
LO1 2PPM 10PPM HI2
Repeat the steps above to set the ALARM 2 value:
MAIN MENU
AUTO SAMPLE
MANUAL SAMPLE
CALIBRATION
CONFIG ALARMS
BYPASS ALARMS
>>>
MAIN MENU
SET ALARM 1
SET ALARM 2
SET ALARM DELAY
ALARM 1 HI/LO
ALARM 2 HI/LO
ALARMS AUDIBLE/SILENT
Set Alarm Delay: