Honeywell XNX Technical Manual page 63

XNX Universal Transmitter
When a new gas is selected, these screens are displayed:
Figure 81. Select New Target Gas
Note: The gas selections available will vary with different types
of sensors. Gases listed with a "-2" suffix are compliant with
60079-20-1 LEL levels.
Warning: When selecting a new target gas for units with a
Searchpoint Optima Plus, the sensor must be recalibrated.
These are the XNX transmitter's selectable gases:
• Butane (C H )
4 10
• Carbon Dioxide (CO
2
• Ethanol (C H OH)
2 5
• Ethylene (C H )
2 4
• Hexane (C H )
6 14
Warning: Do not use the XNX Universal Transmitter in oxygen-
enriched atmospheres. Concentrations displayed will be adversely
affected by oxygen depletion.
1 In nonane detection applications, if an MPD-CB1 sensor is employed, use star rating 2; with SP-HT
sensors, use star rating 4.
Section 2 - Installation and Operation
• Hydrogen (H )
2
)
• Methane (CH )
4
• Methanol (CH OH)
3
• Propane (C H )
3 8
• Star 1 through Star 8
1
Changing the Gas or Units Name
If "Other mA Sensor" has been selected as the sensor type, the
existing gas and units can be renamed� From the Gas Selection
menu, select to open the Gas Name menu� Select
✓
open the Gas Name editing display� The first letter of the current
selection will be highlighted (Figure 82)�
Figure 82. Gas Name Screen / Gas Name editing screen
Use the switches to cycle through the 76 options (26 capital
letters, 26 lower case letters, 10 numbers, 13 typographic
characters, and a space)� When the first character of the new
gas name has been reached, select
character� Repeat this procedure with each character until
the new gas name is displayed� In this example, "mA Sensor"
has been changed to "Flow Sensor" (Figure 83)� The name
can be up to 15 characters long� Select
Name screen� The new name will be displayed in reverse (light
characters on a dark background)� Select the switch twice to
display the Accept Settings screen� Select
gas name� A "Settings Accepted" screen will be displayed briefly,
followed by the Gas Selection menu�
Figure 83. Accepting the New Gas Name
Follow the same procedure to rename the units ("%" in the
illustrations)� The units name can be up to 5 characters long�
61
again to
✓
to advance to the second
✓
to return to the Gas
✓
to accept the new
✓
✓