10
setting --Grade II (AL2) alarm setting—Device address setting—Restore
factory
setting—Zero
Calibration
setting—Gas
concentration
setting—Span calibration setting.
Long press the “M” will enter into the Setting interface, then press
the up or down key to adjust the interface; if set the data or function,
press “M”, set the flashing parameter, after the set press “OK” to save
the change, if want to cancel, press the “M” again; long press the “M”,
will back to the normal inspection interface.
3.2.1
、
AL1 setting
：
When the gas concentration data exceed the set level, the red
backlight will be lit, meanwhile the K1 relay will act.
Press “M”, the AL1 flashing, the set digit also flashing, press the ▲
could change the position. Press ▼ could adjust the data, from 0~9,
press “OK” will save the setting. If cancel, press the “M”.
Picture 3.3
、
AL1 setting interface
3.2.2
、
AL2 setting
：
When the gas concentration data exceed the set level, the red
backlight will be lit, meanwhile the K2 relay will act.
Press “M”, the AL2 flashing, the set digit also flashing, press the ▲
