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3 Components and functions
© F. Stephan GmbH SA-112-0106V1.0-WEM-GB 39
Fig. 34: Patient part humidifer and sensor
1 refilling valve 5 heater tube
2 temperature sensor 6 teflon tube
3 o-ring 7 humidifier chamber
4 heating cartridge
The sensor board switches the 12V/35W heating cartridge and the tube
heating on or off depending on the nominal and actual temperature value.
The electrical resistance of the heating cartridge is 27.5 Ω.
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