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Portable Oxygen Monitor Operation
Teledyne Analytical Instruments 31
• Test batteries regularly and replace when battery indicator
shows low battery (no bars remaining)
• Make sure keys are locked by using the LOCK/UNLOCK
key feature.
• Keep the unit, sensor and connections dry, or on the dry side
of the breathing circuit.
• Recalibrate after replacing the batteries.
• Recalibrate after replacing the sensor.
• Use properly installed alkaline batteries only.
• Make sure the R17MED sensor is properly attached.
• Remove the plastic flow diverter only when using the tee adapter.
• Remove and save the plastic flow diverter when using the
sensor in non-flowing applications (incubators, tents, etc.)
• Perform an alarm test before each use (press the ALARM
TEST key).
• Clean the case with isopropyl alcohol or mild detergent only.
– DON’T –
• Use this monitor if you suspect any malfunction.
• Use the instrument in the presence of flammable gases.
• Use anything but alkaline batteries.
• Autoclave or freeze the sensor or instrument.
• Open or try to repair a leaking or broken sensor.
• Immerse the unit or sensor in any liquid.
• Pass hot or cold gas mixtures over the sensor.
• Adjust the reading in air after 100% calibration
• Expose the unit to devices that produce high levels of radio,
short wave, microwave, x-ray, or high frequency
interference.