Honeywell XNX-AM Series Technical Manual page 111

XNX Universal Transmitter
5. Continue until all three digits have been entered.
Figure 208. Span Concentration screen
6. Apply the span gas. When concentration values are stable, select
to calculate the span adjustment. This process also determines if
✓
the sensor is within range to accurately detect the target gas.
Sensor Reading
at Current Settings
Figure 209. Span adjustment calculation
7. Select to return to the Gas Calibration menu. If the calibration is
✖
not successful, the Span Failed screen will be displayed.
Figure 210. Span Failed screen
Select to return to the Span Concentration screen to repeat the span
✓
Section 3 - Calibration
calibration.
Select
✖
If Span Calibration is exited, the previous calibration values will be
used. Select
If the calibration is successful, the Span Passed screen will be
displayed.
Calibration Gas
Concentration
8. Exit the Calibration Menu. After the zero and span calibrations
have been successfully completed, the user will be prompted to:
• Exit and turn alarm and fault inhibit off,
• Exit and leave the transmitter in inhibit mode. or
• Not exit
109
to exit Span Calibration and return to main Calibrate screen.
to return to the Span Concentration screen.
✓
Figure 211. Span Passed screen
Figure 212. Calibration exit options