49
When complete, or at anytime during this procedure,
Accept the CO alarm setpoints and step to the next sensor:
Press RANGE .
Accept changes and exit the alarm configuration
Press OK .
3.6.2 Hydrogen Sulphide (H
2
S)
The Hydrogen Sulphide (H
2
S) sensor alarm setpoints are
displayed as shown in Fig. 3.11:
FIg. 3.11 Hydrogen Sulphide Alarms
The highlighted alarm setpoint may be altered by use of
the UP
or DOWN buttons.
Each single press of the button will increase the alarm
value in steps of 1 ppm. Pressing and holding the button
will cause the reading to increase rapidly.
If you wish to have an alarm disabled, set the level to
zero.
ALARM CONFIGURATION