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Air Quality Sampling > QRAE II 4-Gas confined space monitor
The QRAE II is available as a diffusion or pumped one-to-four gas monitor for detection of combustibles, oxygen, hydrogen sulfide, carbon monoxide, or sulfur dioxide. Key features include an easy-to-change battery pack, a water-resistant case and a new state-of-the-art O2 sensor. Good for confined space.
QRAE 2 Four Gas Detector

Buy a QRAEII now in our online store

Oxygen 0-30% with 0.1% resolution
Combustible 0-100% LEL wit 1% LEL resolution
Carbon Monoxide 0-1000 ppm with 1 ppm resolution
Hydrogen Sulfide 0-100/ppm0-1000 ppm with 0.1 ppm/1 ppm resolution
Sulfur Dioxide 0.1-100 ppm with 0.1 ppm resolution
Key Features
Patented SPE O2™ Oxygen sensor with extended life & leak-free design
Best EMI/RFI immunity technology for products in its class, eliminating radio interference
Easy access to pump, sensors, filter and battery compartment without exposing electronic components to potential damage
IP-65 water- and dust-resistant case
Strong, protective, concussion-proof design

QRAE-II data sheet (pdf) , QRAE2 Quick Reference (pdf)


Geotechnical Services, Inc.
2852 Walnut Ave., Suite E-1

Tustin, CA 92780

Phone 714-832-5610

Fax 714-832-8766

LAT 33.71232 / LON -117.80591

CALL TOLL FREE 800-524-9111

Out of the country credit card sales must be handled through a U.S. intermediary or the first several sales must be cash, check or money order in order to create a good business relationship. Once that has been done, we will honor your credit card purchases.

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