SGOES Infrared Combustible Gas Detector
820-0006
Operating Manual
Page 18
Step 1
Press the (7) Select/DeSelect button to start the
calibration sequence. The button will change color to
show that the calibration mode is active.
Step 2
Attach a zero gas to the sensor. When the gas
concentration stabilizes, press the (3) Set Zero button
to set the sensor zero point.
Step 3
Select the (6) Number of Span Gases to be used for
calibration using the radio buttons.
Step 4
Enter the Span Gas concentration in the units shown in
the (2) Span Conc. box.
Step 5
Apply span gas to the sensor. When the gas
concentration stabilizes, press the (4) Set Span button
to set the sensor span calibration point.
Step 6
If a two span gas calibration was selected, enter the
Mid-Span Gas concentration in the units shown in the
(1) Mid-Span Conc. box.
Step 7
If a two span gas calibration was selected, apply the
mid-span gas to the sensor. When the gas
concentration stabilizes, press the (5) Set Mid-Span
button to set the sensor mid-span calibration point
Step 8
Remove the calibration gas and allow the sensor gas
concentration to return to zero. When the
concentration has returned to zero, press the (7)
Select/DeSelect button to end the calibration sequence
2) SPAN CON
1) MID-SPAN
CONC.
3) SET ZERO
4) SET SPAN
5) SET MID-
SPAN
7) SELECT/
DESELECT
6) NUMBER
OF SPAN
GASES
Figure 5-3: SGOES Calibrate Panel
