1-2
USER HANDBOOK
Up to ve gases can be monitored from the following list:
• 0 to 100% LEL Hydrocarbons
• 0 to 25% Oxygen (O
2
)
• 0 to 100 ppm Hydrogen Sulphide (H
2
S)
• 0 to 1000 ppm Carbon Monoxide (CO)
• Dual Sensor - Hydrogen Sulphide (H
2
S) / Carbon
Monoxide (CO).
• 0 to 30 ppm Sulphur Dioxide (SO
2
)
• 0 to 100 ppm Sulphur Dioxide (SO
2
)
• 0 to 10 ppm Chlorine (Cl
2
)
• 0 to 20 ppm Nitrogen Dioxide (NO
2
)
• 0 to 100 ppm Ammonia (NH
3
)
• 0 to 300 ppm Nitric Oxide (NO)
• 0 to 5% Carbon Dioxide (CO
2
)
• 0 to 100 ppm Phosphine* (PH
3
)
• 0 to 20 ppm Benzene* (C
6
H
6
)
• Volatile Organic Compounds* (VOC)
» Range = 0 to 100 ppm or 0 to 1000 ppm
» Resolution = 0.1 ppm or 1 ppm
Note*: The Photo Ionisation Detector (PID) type sensor is
used for detection of PH
3
, C
6
H
6
and VOC gases.
For further details of PID sensors, see “PID
SENSORS” on page A-1.