The QRAE is a dedicated confined space entry monitor with an internal pump. Its durable, rechargeable, standard Lithium-ion batteries provide a 12-hour day of detecting combustibles, oxygen, hydrogen sulfide, and carbon monoxide. The extended duration Lithium-ion battery option provides up to 18 hours of continuous operation.

• Reliable plug-in “smart” sensors: Combustible, Oxygen, Hydrogen Sulfide, Carbon Monoxide

• Robust external casing for harsh environments, including a strong protective rubber boot, water and dust resistance, rugged ABS plastic/metal case, and protection from portable radio interference (RFI)

• Ease of use with one-hand operation; one button calibration with auto zero capability

• Strong built-in sample draw pump, with a flow rate at 150cc/minoptional and collapsible remote sampling probe, prevents liquid flow into monitor and its patented security mechanism warns of sample tube crimping or blockage

• Option of Li-ion, alkaline, and automotive 12V adapter charger

• Field replaceable batteries

• Unit will run and charge simultaneously

• Large keys are operable even with three layers of gloves

• Loud audible alarm

• Bright visual alarm

• Standard 20,000 point (or 100 hours) datalogging storage capacity for download to PC (compatible with Windows 98, NT, 2000, and XP)

• Confined Space Entry

• Waste water treatment plants

• Marine and off-shore oil wells

• Landfill operations

• Trenches, silos, railcars

• Coal mines

• Cruise ships

• Sewers and manholes

• Tunnels

• Refineries and petrochemical plants including off-shore drilling and plant shut downs

• Power plants

• Pulp and paper industry

• Steel mills