H2S 20ppm / CO 200ppm / CH4 2
Allows monitor to be used in either pump or diffusion mode
K2 Calibrations: RAE Systems Equivalent 4-Gas Calibration Gas Mix
H2S 25ppm / CO 100ppm / CH4 2
cradle and data cable
ION Science ARA-X4, 4-Gas Detector, Diffusion (O2/LEL/H2S/CO) ION H2S 20ppm / CO 200ppmION Science ARA X4, 4 Gas Detector for O2 LEL H2S CO, Diffusion Personal unit, no pump AX4D 2311 00, 4 Gas, Pellistor LEL sensor 18 hour run time per charge AX4D 2322 00, 4 Gas, IR LEL sensor 60 day run time per charge Key Features Extreme low buy in cost Beautiful LCD display, that changes color (Green Red) Logs up to 50 bump tests, events and calibrations High performance alarms, 95dB alarm Docking station available 5 Year warranty (sensor warranty