Description
The TPS 4339 quad thermopile sensor consists of four single thermopile chips mounted in a TO 5 housing with a thermistor as temperature reference. The window size is 1.5 x 1.5 mm2 each. Due to the overall small sensor size the construction of a very compact equipment becomes possible. Applications in automotive exhaust gas control, multiple gas detection for the safety product market or air quality monitoring.
For further information please refer to the TPS 4339 product note.

FEATUREs
• Four Individual Thermopiles with Different Infrared Bandpass Filters in TO 5 Housing for NDIR Gas Sensing - up to 4 gases possible
• Thermistor Temperature Reference included
• Internal Aperture to Avoid Cross Talk
• Standard Gas Filter Sets for Reference, CO, Hydrocarbon, CO2