Concentration Alarm Menu; Malfunction Alarm Menu; Volume Setting Menu; Alarm Threshold Setting Menu - ICI TDL 300 User Manual

3.2.3 Concentration Alarm Menu

When the gas concentration exceeds the alarm threshold, the
detector will give visual and audio alarms. The display will show
real-time gas concentrations as seen in diagram 3-4.
Diagram 3-4 Alarm of Gas Concentration Menu
3.2.4 Concentration Alarm Menu
A malfunction alarm will display if the laser reflection ratio is lower
than the pre-set value. The display will tell you to change angle or
measuring distance to obtain proper detection parameters.
Diagram 3-5 Malfunction Alarm Menu
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3.2.5 Volume Setting Menu

In normal status, press the "+" button to increase volume and "–"
button to decrease volume.
Diagram 3-6 Volume Setting Menu

3.2.6 Alarm Threshold Setting Menu

Press the trigger to turn on detection status, then press the "+" or
"–" button to increase or decrease the alarm threshold. The default
value is set to 100.
Diagram 3-7 Alarm Threshold Setting Menu
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