Department of Labor Seal photos representing the workforce - digital imageryŠ copyright 2001 photodisc, inc.
Department of Labor Seal www.osha.gov [skip navigational links] Search    Advanced Search | A-Z Index


Slide 59
Previous Slide 59 of 76 Next

BACK TO MAIN PAGE < INDEX

Atmospheric Pressure (altitude) Range
  • Oxygen Sensors
    • Partial pressure sensors
      • partial pressure of oxygen forces oxygen through diffusion membrane
      • changes in atmospheric pressure or altitude will affect the measurement
    • Capillary sensors
      • oxygen enters sensor through small tube
      • not affected by changes in atmospheric pressure or altitude.
      • capillary may be blocked by fluids
 
Back to TopBack to Top www.osha.gov www.dol.gov
Contact Us | Freedom of Information Act | Customer Survey
Privacy and Security Statement | Disclaimers
Occupational Safety & Health Administration
200 Constitution Avenue, NW
Washington, DC 20210