5 How to Operate
5-4. Modes
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5-4. Modes
Details on each mode are provided as follows.
Mode Item
LED
display
Details
Detection
Mode
-
Gas
concentration
Normal state
User Mode
ROM/SUM Display
1-0
Display the program version and others.
This is not typically used by the user.
Zero Adjustment
1-1
Perform the zero adjustment.
Setting Display
1-2
Display various setting values.
Switch to maintenance
mode*
1-3
This is not typically used by the user.
*
Maintenance mode has important setting items of the detector.
Therefore, if you make a mistake operation, there is a possibility that this unit malfunctions, so please
operate our maintenance service staff or a trained.
CAUTION
Do not change the settings if not necessary. Changing the settings without understanding the
specifications may cause malfunctions.
