74 • Chapter 4: Calibration Mode
GX-6000 Operator’s Manual
Performing a Span Adjustment
1 . Install the demand flow regulator onto the 4-gas or 5-gas calibration cylinder.
2 . Connect the sample tubing to the demand flow regulator.
3 . Install the sample hose and probe on the GX-6000 inlet fitting. Make sure the probe’s
two halves are tightened firmly together to avoid leaks that can affect the calibration.
See Figure 22, “Replacing the Particle Filter and Hydrophobic Filter Disk” on
page 110 for an illustration of the internal parts of the probe.
4 . Move the cursor next to the
AUTO CAL
menu item by using the
▲
AIR or SHIFT
▼
(PANIC) button.
5 . Press and release the POWER/ENTER button to display the Auto Cal Menu.
CAL
CAL MODE
AIR CAL
AUTO CAL
SINGLE CAL
NORMAL MODE
AUTO
AUTO CAL
CONCENTRATION
GAS SELECT
ESCAPE