SENSING TECHNOLOGIES
SELECTING THE RIGHT SENSING TECHNOLOGY IS ESSENTIAL
TECHNOLOGY GAS SENSED TYPICAL APPLICATIONS
Aluminum Oxide H 2O Air separation units ( ASU ), medical gases , semiconductors
Chemiluminescence NO , NO 2 , NOx
Vehicle emissions testing , continuous emissions monitoring , combustion efficiency
Calorimetry CO , COe Process heaters , thermal crackers , incinerators
Coulometric O 2 Semiconductors , solder reflow ovens , reactor process control
FID Total hydrocarbons ASU , product pipelines , cylinder filling stations
Gas Chromatography Multiple Semiconductors , ASU , medical gases
Gas Filter Correlation Multiple
Continuous emissions monitoring , ethylene , chlorine and TDI production processes , HyCO process control
Infrared Multiple
Ethylene , chlorine and TDI production , continuous emissions monitoring , ASU process control
Laser Moisture H 2O Semiconductors , UHP gas purity , specialty gases
Paramagnetic O 2
Oxidation control reactions , EO , PTA and EDC manufacturing , industrial and medical gas production
Plasma Multiple Semiconductors , medical gases , ASU process control
Thermal Conductivity Binary gas mixtures Medical gases , ASU process control , specialty gases
TDL O 2 , CO , CH 4 , NH 3
Process and combustion control , ammonia slip DeNOx measurements , safety monitoring
Zirconia O 2 Process heaters , thermal crackers , incinerators
P67