Gas Sensor, Carbon Monoxide (0-200 ppm), and Nitrogen Dioxide (0-10 ppm), dual 4
Gas Sensor, Carbon Monoxide (0-200 ppm), and Nitrogen Dioxide (0-10 ppm), dual 4/20 mA output,, polycarbonate enclosure, aluminum mounting plate with wire cage and (4) 36" straps for pillar mount
