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4. Press
▲
and make the gas concentration on the LCD rise.
The 1st alarm will operate after the alarm
retardation time when the numbers exceed
the 1st alarm set point.
“WARNING” will flash on the LED after the
alarm retardation time, the alarm contact will
activate if “ACT” is selected.
The 2nd alarm will operate after the alarm
retardation time when the numbers exceed
the 2nd alarm set point.
“ALARM” will flash on the LED after the
alarm retardation time, the alarm contact will
activate if “ACT” is selected.
5. Press
▼
and decrease the value down to
zero.
6. Press and hold down ESC for 3 seconds
and go back to detection mode.
5-5-3 Confirming the alarm set point
Please follow these instructions
1.
Press ALARM during detection mode.
The 1st and 2nd alarm set point will be
displayed after each other while ALARM
is pressed.
2.
Release your finger from the button and example: 1st alarm set point is
go back to detection mode. 50ppm and the 2nd is
100 ppm.
