Honeywell XNX Technical Manual

XNX Universal Transmitter
Section 2 - Installation and Operation
36
2.2.3 POD Connections
Thisillustrationshowstheconnectionsavailableoneachofthe
terminalblocksforeachtypeofpersonalityboard�
J1 - Remote HART
®
Connector Only
Personality
Boards
Option
Boards
A
B
C
D
E
F
Figure 35. XNX Personality Board Terminal Block Legend
Eachofthepersonalitiesuseasingleterminalblockfor
connectionwiththeexceptionoftheIRpersonality,which
requiresasecondterminalblock�
Thepersonalityboardsalsoprovideadedicatedpairofjumper
switchestodeneoutputofthetransmitterasisolated4-20mA,
Sink20mA,orSource20mAaswellasaservicejumpertoallow
powertothelooptocontinuewhenthetransmitterisbeing
serviced�AseparateconnectorisusedtoactivatelocalHART
(seeSection2�3�1)�
LocalHARTprovidesanexternalaccesstocontrolthe
transmitter�Anintrinsicallysafe(IS)barrierinsidethetransmitter
allowstheusertoattachanexternalhand-heldinterrogator
forprogrammingandconguration�Theexternalinterfaceis
intrinsicallysafe�Itisinstalledinthetransmitter’slowerleft
cable/conduitport�
Table A Table B
Board Type Function S1 S2 Board Type Connection Function
ECPersonality
4-20mA
Output
Source
 
ECPersonality
TB1
Power,4-20mA
mV
Personality
Sink
 
mVPersonality
Power,4-20mA,
Sensor
IR
Personality
Isolated
 
IRPersonality
Power,4-20mA,
IRPowerand
Signal
Table C Table D
Board Type Function S3 S4 Board Type Connection Function
IR
Personality
IR4-20mA
Input
Source
 
ECPersonality J2 ECISBarrier
Sink
 
IRPersonality TB2 ComAandB
Table E Table F
Board Type Connection Function Board Type Connection Function
Relay TB4
RemoteReset
Connector
Relay TB3 RelayOutput
Modbus SW5
BusLoop
Terminators
Modbus TB3 DataConnection
Foundatin
Fieldbus
SW5 SimulationMode
Foundation
Fieldbus
TB3 Dataconnection
Note:OpenloopfaultsarenotavailableduetoHART,Modbus,and
FoundationFieldbusinterfaceswherea4-20signalcannotbeused.
Inthiscase,openloop,0mAmustbeusedasthediagnostic.
TheOptioncircuitboardsvarydependingupontheoption
selectedwhenordered�Onlyoneofthethreeavailableinterface
options(relays,Modbus,orFoundationFieldbus)canbe
attachedtotheXNXtransmitter�Wheninstalled,connectionsto
theoptionsaremadetoconnectorsatthebottomofthePOD�

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