Honeywell XNX Technical Manual

XNX Universal Transmitter
Section 2 - Installation and Operation
69
Selecting the Numeric Format
If“OthermASensor”hasbeenselectedasthesensortype,the
transmitter’soutputcanbedisplayedinoneofthreenumeric
formats�FromtheRanges&Alarmsmenu,selectthe

✓
switchto
opentheRangemenu(Figure93)�Selectthe
✓
switchagainto
displaytheRangeLowerLimitmenu�Selectthe switchtwice
toopentherstNumericFormatmenu�

✓
   
Figure 93. Navigating to the rst Numeric Format menu
Selectthe
✓
switchtoopenthesecondNumericFormatmenu,
whichdisplaystheformatsavailablefornumericaldisplay(see
Figure94)�
✓
 
✓

✖

✖

Figure 94. Navigating to the second Numeric Format menu
Select or tocyclethroughthethreeoptions�Whenthe
desiredformatishighlighted,selectthe
✓
switchtomakethe
selectionthedefaultdisplayformat�Select
✖
twicetoreturnto
theRanges&Alarmsmenu�
Latching / Non-Latching
Warning: Thereisapotentiallossofsensitivityduringexposuretohigh
concentrationsofH
2
S.Undertheseconditions,setthecontrolunittolatch
atoverrange.Instandaloneconfiguration,setalarmstolatching.When
resettingtheoverrangeoralarm,verifycorrectoperationofthetransmitter.
Latching/Non-LatchingisusedtocontrolwhetherAlarms1and
2andfaultswilllatchalarms�
Figure 95. Alarm Latching/Non-Latching Screen
Figure 96. Alarm Latching
Selectthe

or

iconbesidethealarmlimittodisplaythe
AlarmLatching/Unlatchingscreen�Alarmlatchingdetermines
whetheralarmsthataretriggeredareautomaticallyresetwhen
theconditiondissipates(latchingoff

)orremainactiveuntil
anoperatorresetsthemmanually(latchingon

)�Highlightthe
desiredlatchingoptionwiththe
 switches�Use
✓
toaccept
it�



Honeywell XNX Specifications

General

Ingress Protection	IP66/67
Product Type	Universal Transmitter
Enclosure Rating	IP66/67
Display	LCD
Communication Protocols	HART, Modbus, Foundation Fieldbus
Power Supply	24 VDC nominal, 18-32 VDC
Operating Temperature	-40°C to +65°C (-40°F to +149°F)
Material	Aluminum or Stainless Steel
Gas Types	Toxic, Oxygen, and Combustible gases
Output	4-20 mA
Relays	3 programmable relays
Approvals	ATEX, IECEx, UL, CSA
Sensor Compatibility	Electrochemical, catalytic, infrared, and other sensor types