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ALTAIR 4X Multi-gas Detector LEL/O2 10118138


ALTAIR 4X Multi-gas Detector LEL/O2 10118138


ALTAIR4X LEL/O2 10118138


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ALTAIR 4X Multi-gas Detector


Dependable multi-gas detector tests for LEL, oxygen, carbon monoxide, hydrogen sulfide, sulfur dioxide and nitrogen dioxide
Economical construction saves users more than 50% on calibration gas, replacement sensors and maintenance
Four-year sensor life means detector lasts 60% longer than the industry average
Unit uses 50% less calibration gas per minute than the average detectors within the industry
Two-tox CO/H2S sensor removes practically all cross-channel interference
Large buttons and high-contrast screen make operation easy in low-light conditions
Ribbed rubber housing provides secure grip and high durability
Unit features 95+ db alarm and ultra-bright LEDs
Exclusive end-of-sensor warning cautions user when unit’s sensor needs to be changed
MotionAlert option tells others that user has become immobile
InstantAlert provides manual alarm to alert others of a dangerous situation

Additional information

Weight224 g
Dimensions11.2 × 7.6 × 3.3 cm

Four gas alarm LEDs, a charge status LED, an audible alarm and a vibrating alarm

Volume of audible alarm

95 dBA at 30 cm typical


LCD display

Battery type

Rechargeable Li polymer battery.
Li polymer battery must not be charged in Ex area

Device run time

24 hours at 25 °C

Charging time

no more than 4 hours
The maximum safe area charging voltage Um = 6.7 VDC

Warm up time

2 min

Temperature range

-20°C to 60°C
For measuring Carbon Monoxide & Hydrogen Sulfide
-20°C to 60°C
For measuring Oxygen, Methane, Propane, Pentane & Hydrogen
– ATEX Certified Performance
-40°C to 60°C
For intrinsic safety
10 °C to 35 °C
while charging battery

Humidity range

15 % – 90 % relative humidity, non-condensing,
5 % – 95 % RH intermittent

Atmospheric pressure range

800 to 1200 mbar

Ingress protection

IP 67

Measuring methods

Combustible gases: Catalytic sensor
Oxygen: Electrochemical sensor
Toxic gases: Electrochemical sensor