Honeywell XNX Technical Manual

XNX Universal Transmitter
Section 2 - Installation and Operation
77
Fieldbus Options
TheFieldbusOptionsmenuallowscongurationoftheHART
addressortheoptionalModbuseldbusaddressandbaudrate�
Figure 134. Fieldbus Options Screen
SelecttheFieldbusOptionsicontoactivatetheHART/Modbus
screenstoallowselectionoftheprotocolstobeconguredor
changed�IftheXNXisconguredwithoutHARTorModbus,only
theinstalledoptionswillbevisible�
Figure 135. HART Options Screen
TheHARTmenuprovidestheabilitytoselecttheHARTmode�
FromtheHARTscreen,usethe
 switchestohighlightthe
HARToption,thenselect
✓
�ThisdisplaystheHARTaddress
screenwherethedeviceaddressandwhethertheHARTprotocol
isactiveintheunitcanbeset�Tosettheaddress,usethe
 
switchestohighlightthenumberinthetopline(between0and
63)anduse
✓
toselectit�Usethe  switchestodecrement
orincrementthevalueuntilthedesiredvalueappears�Use
✓
to
selectthevalueandmovetothenextsetting�
 
Figure 136. HART Address and Address Value Screens
Usethe  switchestomovetotheHARToptionanduse
✓

toselectit�Usethe
 switchestoscrollthroughtheoptions
untilthedesiredoptionishighlighted�Use
✓
toacceptthenew
state�SeeSection2�3�1andAppendixAformoreinformation
onavailableHARTmodes�

Figure 137. HART Mode Screens
OncethevaluesfortheHARTaddressandModehavebeen
set,usethe
 switchestonavigatetothe‘ü’thenselectitto
savethechangestotheXNX�

Figure 138. HART Settings Accepted
WhentheModbusoptionisavailable,usethe  switchesto
movetotheModbusiconanduse
✓
toselectit�TheModbus
optionallowstheaddressandcommunicationbaudratetobe
set�

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