4.2.2. Features
Confined Space mode features:
• Audible / Visual Alarms
• Pump ON continuously (will not stop if flow fault is detected)
• Automatic & Manual Datalogging
• Max / Min Display
• Time weighted averaging (TWA) alarms for toxic ranges
• Confidence signal every 15 seconds
• Display invert
• Backlight
• Flashlight
4.2.3. Display
Figure 20: Normal Confined Space Display
Figure 21: Confined Space Display (in alarm)
4.2.4. Pump
The pump runs continuously for safety reasons. If a Flow Fault occurs, 'FLOW FAULT' appears on
the screen and fault LED will illuminate. Refer to
67816
Revision D
Figure 22: Flow Fault
Figure 22: Flow Fault Example
GT-FIRE
PORTABLE GAS DETECTOR
Example.
21