GMI GT series User Manual

5-1
CONFINED SPACE MODE
This mode is used for conned space pre-entry testing and for
personal monitoring in areas such as basements etc.
5.1 CSM RANGES
Conned Space Mode (CSM) will have the following ranges available:
• 0 – 100% LEL Methane (CH
4
) Flammable
(EEE Over-range) and option to display up to 9.9% LEL with
0.1% resolution
• 0 – 25% Oxygen (O
2
) if tted
• 0 – 2000 ppm Carbon Monoxide (CO) if tted
• 0 – 100 ppm Hydrogen Sulphide (H
2
S) if tted
5.2 CSM FEATURES
Conned Space mode will have the following features available:
• Audible / Visual Alarms.
• Min / Max Display.
• Backlight.
• Flashlight.
• Pump – ON continuously - will not stop if ow fault is detected
- ow fault alarm will be activated.
• Datalogging – automatic every 60 seconds.
• Manual Logging is also available. This will log all gas
concentrations at that instant.
• Time weighted averaging for Alarms.
• Condence signal every 15 seconds.
• Display invert.
5

GMI GT series Specifications

General

Brand	GMI
Model	GT series
Category	Measuring Instruments
Language	English