190 • Appendix F: ESS-03 Toxic Sensors
GX-6000 Operator’s Manual
10 . If you are calibrating an HCN sensor, an Alternative Gas screen will appear. The
HCN sensor can be calibrated using HCN or PH
3
. This screen allows you to select
which gas you want to use.
11 . Use the
▲
AIR and SHIFT
▼
(PANIC) buttons to move the cursor in front of the gas
you will use for calibration then press and release the POWER/ENTER button.
12 . The Calibration In Process Screen for the ESS-03 channel will display.
APPLYGAS
and the gas reading will be flashing.
If you do not want to proceed with the calibration, press and release the DISP/LOCK
button to return to the Gas Select Screen.
If you do want to continue with the calibration, proceed to the next step.
13 . If you are using a 5-gas (standard 4-gas + ESS-03) calibration cylinder, continue with
Step 14.
If you are using an ESS-03 only calibration cylinder:
a. Connect the tubing from the regulator to the rigid tube on the probe. Allow the
GX-6000 to draw gas for one minute.
b. Press and release the POWER/ENTER button to set the span adjustment for the
ESS-03 channel to the programmed value. Continue with Step 15.
AUTO
ALTERNATIVE GAS
HCN
PH3
ESCAPE
APPLYGAS
HCN
ppm
0.0