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13
Calibration
QUESTempº II
The calibration procedure should be followed before each use. After the initial
calibration, if the worker's environment changes by more than 10
C, then the
QUESTEMP
II should be recalibrated in the new environment. Calibration can be done
at any time and will not disturb the data logging in the RUN mode.
Calibration Method
Use this calibration procedure to calibrate the QUESTEMP
II by manually entering the
core temperature.
1.
Insert the ear sensor and allow 6 - 10 minutes for it to stabilize to the correct
temperature.
2.
Turn the unit
ON
;
RESET
it to clear old data if desired; and press
RUN
to record
calibration data.
3.
Press
CAL
once and '
o---
' will display. Then go to step 4.
Note:
If using a CalProbe1 (no longer available), place under the tongue and
plug it into the CAL jack on the unit. Allow 3-5 minutes to stabilize. Pressing
the CAL once will display and update the oral temperature. Pressing CAL a
second time will blink and update the value of “oral minus ear” in the display.
Press ENTER when the value is stable to complete calibration process.
4.
Press
CAL
a second time and it will blink '
36.0
' representing the core temperature.
Adjust this value between 36.0 and 39.0°C by pressing the
ARROW key
until it
displays the core temperature. Then press
ENTER
to complete the calibration
sequence. '
CAL
' will momentarily appear in the display to indicate that the entered
CORE
temperature minus the
EAR
temperature value was obtained and will now be
added as an offset to the
EAR
temperature.