Honeywell XNX - Warnings ������������������������������������������������������������������������������5 2�1�1 Mounting the XNX Universal Transmitter

XNX Universal Transmitter
Introduction
5
Safety
Readandunderstandthismanualbeforeinstalling,operating,or
maintainingtheXNXTransmitter�Payparticularattentiontothe
warningsandcautionsbelow�Allofthewarningsandcautions
shownherearerepeatedintheappropriatesectionsofthe
manual�
Warnings
• Installationmustbeinaccordancewiththerecognizedstandardsofthe
appropriateauthorityinthecountryconcerned.
• Accesstotheinteriorofthesensor,whencarryingoutanywork,must
onlybeconductedbytrainedpersonnel.
• Beforecarryingoutanyworkensurelocalregulationsandsite
proceduresarefollowed.Appropriatestandardsmustbefollowedto
maintaintheoverallcertificationofthesensor.
• Toreduceriskofignitionofhazardousatmospheres,conduitrunsmust
haveasealfittingconnectedwithin18inches(45cm)oftheenclosure.
• Toreducetheriskofignitionofhazardousatmosphere,disconnectthe
equipmentfromthesupplycircuitbeforeopeningthesensorenclosure.
Keepassemblytightlyclosedduringoperation.
• NeveropentheXNXenclosureunderpowerunlesstheareaisknownto
benonhazardous.
• Thesensormustbeearthed/groundedforIntrinsicSafety,electrical
safetyandtolimittheeffectsofradiofrequencyinterference.Earth/
groundpointsareprovidedinsideandoutsidetheunit.EMInote
forapplicationsusingshieldedcable:Cableshieldterminations
mustbemadeatthecableglandswithsuitableEMItypeglands.
AvoidterminatingcableshieldsattheEarthgroundluginsidethe
XNXenclosure.Incaseswherewiringisinpipe,ashieldedcableis
notrequired.Theexternalterminalisonlyasupplementalbonding
connectionwherelocalauthoritiespermitorrequiresuchaconnection.
• TakecarewhenhandlingECsensorcellsastheymaycontaincorrosive
solutions.
• Donottamperorinanywaydisassemblethesensorcells.
• Donotexposetotemperaturesoutsidetherecommendedrange.
• Donotexposethesensortoorganicsolventsorflammableliquids.
• Attheendoftheirworkinglives,sensorsmustbedisposedofin
anenvironmentallysafemanner,inaccordancewithlocalwaste
managementrequirementsandenvironmentallegislation.DoNOT
incineratesensorsastheymayemittoxicfumes.
• Highoff-scalereadingsmayindicateanexplosiveconcentrationofgas.
• Verifyalloutputs,includingdisplay,afterinstallation,afterservice
events,andperiodicallytoensurethesafetyandintegrityofthesystem.
• DonotusetheXNXUniversalTransmitterinoxygen-enriched
atmospheres.Concentrationsdisplayedwillbeadverselyaffectedby
oxygendepletion.
• Afterchangingparameterswithahandhelddevice,verifythatthe
parametersettingsarecorrectatthetransmitter.
• Thefactory-setpasscodesmustberesettopreventunauthorized
accesstothetransmitter’smenus.
Warnings: Identifyhazardousorunsafepracticeswhichcould
resultinsevereinjuryordeath.