INFICON MicroFID II Portable Flame Ionization Detector - Manual (Page 66)

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calibrate span
span error
span completed
8. The unit will now begin setting its sensitivity to the entered calibration span value.
NOTE: Readings may fluctuate slightly as the gas bag empties. Do not allow the MicroFID II to
evacuate the bag completely.
Should a fault condition arise such as Concentration for Span Too Low the user will be
prompted to Retry the Span point for calibration again. Users should also look to the
Troubleshooting Section to further investigate causes for fault conditions
9. When the MicroFID II has completed the calibration cycle the user will prompted to select
Done.
10. The MicroFID II is now calibrated and ready for use. Remove the span gas bag or regulator
from the inlet.
NOTE: Calibration does not bring a user into the Run Mode automatically. After pressing the
‘done’ soft key, the user is returned to the screen that was displayed before performing the
calibration.
Example: If the user is in the User Mode screen while editing an Interval timing and the unit
flames out, all you simply need to do is press the 2 Cal keys, invoke the calibration cycle and,
Calibrating Span Gas
Concentration for Span
too low!
cancel
retry
C alibration completed
Press ‘done’ key to exit
calibration mode
done