à¤Ã×èͧµÃǨ¨Ñºá¡çÊ MULTI-GAS DETECTOR à¤Ã×èͧµÃǨ¨Ñºá¡çÊ MULTI-GAS DETECTOR à¤Ã×èͧÇÑ´á¡çÊ QRAE ÇÑ´ O2 , CO , H2S , LEL 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. Key Features • Reliable plug-in “smart” sensors: Combustible LEL, 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) Applications • 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 à¤Ã×èͧµÃǨ¨Ñºá¡çÊ MULTI-GAS DETECTOR à¤Ã×èͧµÃǨ¨Ñºá¡çÊ MULTI-GAS DETECTOR à¤Ã×èͧÇÑ´á¡çÊ QRAE ÇÑ´ O2 , CO , H2S , LEL