GT-FIRE
PORTABLE GAS DETECTOR
67816
Revision D
18
4. Modes of Operation
4.1. Leak Test Mode
Note: The monitor pump must be switched ON to perform correct measurement in Leak
Test mode.
This mode is used to investigate odour or leak complaints and pinpoint leaks.
4.1.1. Available Ranges
• 0 – 2000 ppm Methane
• 0 – 100% LEL Methane
• 0 – 1000 ppm Carbon Monoxide (CO)
if fitted
4.1.2. Features
Leak Test mode features:
• Audible / Visual PPM Ticker (Geiger) alarm
• Ticker threshold adjustment
• Audible / Visual Gas Alarms
• Pump ON / OFF (will stop automatically if flow fault is detected)
• Max Display
• Methane autoranging (ppm and LEL)
• Display Invert
• Automatic datalogging
• Backlight
• Flashlight
4.1.3. Display
Figure 17: Methane Only Display
Note: Continuous display of both Methane and CO is a configurable option, as
shown in
Figure 18: M CO
.