Detcon SG1 - Manual (Page 10)

9
Gas Concentration Values for Calibration of Single Gas
Gas
Oxygen
Carbon
Monoxide
Hydrogen
Sulfide
Hydrogen
Sulfur
Dioxide
Concentration
0% 100ppm 50ppm 500ppm 10ppm
Method of Alarm Set-up and Display
Caution: The alarm values of the device are set according to the alarm standards of each
gas required by international standards. Therefore, alarm values of the relevant gas can
be changed under the responsibility and approval of the administrator of the work
site where the unit is to be used.
Alarm Display
Alarm Alarm Standard LCD Display
1 st Alarm
In Exceeding Alarm Value
Set Primarily
Displaying Icon &
Concentration
2 nd Alarm
In Exceeding Alarm Value
Set Secondarily
Displaying Icon &
Concentration
TWA
In Exceeding Exposure
Concentration for 8 hour
Displaying
TWA
Icon &
Concentration
STEL
In Exceeding Exposure
Concentration for
15 minutes
Displaying
STEL
Icon &
Concentration
Dead
Battery Capacity is
Exhausted.
Blinking of Battery
Test Failure
Failure of Sensor Test
Failure of Calibration
Displaying Icon