After setting the 1st alarm value, returns to the 1st alarm set up mode that is the alarm mode
initially set. Use arrow key to enter into the 2nd alarm set up mode or to return to Gas Measure
Mode. Method of 2nd alarm set up is same as that of the 1st alarm setting.
30 sec. count down
While returning to Gas Measure Mode through the 2nd alarm set up mode, countdown shall be
proceeded for 30 seconds with alarm sound. When countdown is completed, system shall be
converted to Gas Measure Mode with alarm sound and vibration.
After entering into alarm value set up mode, when the buzzer key is pressed, the 1st number
shall blink and goes up by 1 after 1. When power key is pressed, the second number shall be
blinking after moving to next position. In order to have the 3rd number blink, use arrow key to
increase the number and use power key to move to the position wanted. After completing
change of number to the last one, the system shall return to Alarm Value Set Up mode with
alarm sound by inputting power key.
Method of Entering Alarm Values.
Example) Modification of the 1st alarm value of inflammable gas from 25% to 20%
Hold 3 sec.
%LEL
LPG
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