86 • Chapter 4: Calibration Mode
GX-6000 Operator’s Manual
13 . Press and release the POWER/ENTER button to save the span value. The LCD will
indicate that the calibration has ended, then the Select Sensor Screen appears.
14 . Disconnect the tubing from the GX-6000’s probe.
15 . Repeat Step 6 through Step 14 for any other channels you want to calibrate. Make
sure you use an appropriate calibration cylinder for each sensor.
CAUTION:
When calibrating the oxygen sensor, verify the concentration of oxygen
listed on the cylinder’s label. For oxygen-free samples (100% nitrogen for
example), set the oxygen calibration value to 0.0%.
16 . After the last channel is calibrated, disconnect the calibration tubing from the probe,
then unscrew the demand flow regulator from the calibration cylinder.
17 . With the Select Sensor Screen displayed, place the cursor next to
ESCAPE
using the
▲
AIR or SHIFT
▼
(PANIC) button.
18 . Press and release the POWER/ENTER button to return to the Calibration Mode
Screen.
19 . Use the SHIFT
▼
(PANIC) button to place the cursor next to the
NORMAL MODE
menu item, then press and release the POWER/ENTER button to return to
Measuring Mode.
SINGLE
PASS
SINGLE
SINGLE CAL
CH4
O2
H2S
CO
VOC
ESCAPE
SINGLE
SINGLE CAL
CH4
O2
H2S
CO
VOC
ESCAPE