Gas Detector Technical Information: Data Sheet
http://quantumscientific.ie/wp-content/uploads/2012/10/11257_Spoint-Optima+_DS0276_V6_06-12_EMEAI.pdf
Gas Detector Technical Information: Data Sheet
http://quantumscientific.ie/wp-content/uploads/2012/10/11257_Spoint-Optima+_DS0276_V6_06-12_EMEAI.pdf