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3650 Portable O2 Analyzer - Options Setup 27 of 50
Operator Manual
ORBISPHERE
3.4.3 Selecting Type of Calibration
3.4.3.1 Select from the PC
You can use the Configuration, Calibration mode command to select how the sensor
is to be calibrated.
Note:
Only the calibration modes applicable to your sensor can be selected. Others will be
grayed out.
Note:
Calibration mode can also be selected from the instrument keyboard (see below).
3.4.3.2 Select from the Instrument
Choose In Air to allow calibration of the sensor in air.
Choose In Line to calibrate the sensor directly in the
sampling line, in a sample of known gas content.
In instrument models that measure gaseous samples, you
may select In a Span Gas to calibrate. Choose OK when
the desired mode is selected.
Fig 3-11: Calibration Mode
1) Switch the instrument power OFF
2) Switch the instrument on by holding down the
CAL button and then pressing the POWER button
while still pressing the CAL button
3) The instrument display will show either Air for in
air calibration, SPA for span gas calibration or LI
for in line calibration
4) Use the Up/Down Arrow buttons to change the
mode to your choice
5) Press the STO button to set the selected mode.
The instrument displays Sto for a few seconds,
then returns to measurement mode