
Instruction Manual
1. Marking
VisuNet FLX – System with Enclosure
RemoteMonitorRM-320S-*
PersonalComputerPC-320S-*
EquipmentprotectionlevelGc
ATEXcertificate:PF21CERT6290X
ATEXmarking:1II3GExec[ic]IICT4Gc
EquipmentprotectionlevelDc
ATEXcertificate:PF21CERT6290X
ATEXmarking:1II3DExtc[ic]IIICT85°CDc
VisuNet FLX – System with Enclosure
DirectMonitorDM-320S-*
EquipmentprotectionlevelGc
ATEXcertificate:PF21CERT6290X
ATEXmarking:1II3GExecIICT4Gc
EquipmentprotectionlevelDc
ATEXcertificate:PF21CERT6290X
ATEXmarking:1II3DExtcIIICT85°CDc
The*-markedlettersofthetypecodeareplaceholdersforversionsofthe
device.
Pepperl+FuchsGroup
Lilienthalstraße200,68307Mannheim,Germany
Internet:www.pepperl-fuchs.com
2. Validity
Specificprocessesandinstructionsinthisinstructionmanualrequire
specialprovisionstoguaranteethesafetyoftheoperatingpersonnel.
3. Reference to Further Documentation
Observelaws,standards,anddirectivesapplicabletotheintendeduse
andtheoperatinglocation.ObserveDirective1999/92/ECinrelationto
hazardousareas.
Thecorrespondingdatasheets,manuals,declarationsofconformity,EU-
typeexaminationcertificates,certificates,andcontroldrawingsif
applicable(seedatasheet)areanintegralpartofthisdocument.Youcan
findthisinformationunderwww.pepperl-fuchs.com.
Duetoconstantrevisions,documentationissubjecttopermanentchange.
Pleasereferonlytothemostup-to-dateversion,whichcanbefoundunder
www.pepperl-fuchs.com.
4. Target Group, Personnel
Responsibilityforplanning,assembly,commissioning,operation,
maintenance,anddismountinglieswiththeplantoperator.
Thepersonnelmustbeappropriatelytrainedandqualifiedinordertocarry
outmounting,installation,commissioning,operation,maintenance,and
dismountingofthedevice.Thetrainedandqualifiedpersonnelmusthave
readandunderstoodtheinstructionmanual.
5. Intended Use
Thedeviceisonlyapprovedforappropriateandintendeduse.Ignoring
theseinstructionswillvoidanywarrantyandabsolvethemanufacturer
fromanyliability.
TheVisuNetFLXSystemsaredesignedforZone2/22andnon-Ex
applications.Thedifferentmountingandconfiguringoptionsleadtothe
highestapplicationflexibility.Duetoafullymodulardesign,thenew
platform,whichisgearedtotheneedsofthe(petro-)chemicaland
pharmaceuticalindustries,theHMIscanbeconfiguredtofitexactlyand
enablessimpleandfastadjustmentsinthefield.
Usethedeviceonlywithinthespecifiedambienttemperaturerange.
Usethedeviceonlywithinthespecifiedambientandoperatingconditions.
Taketheintendeduseoftheconnecteddevicesfromthecorresponding
documentation.
Taketheintendeduseoftheinstalleddevicesfromthecorresponding
documentation.
Thedeviceisanelectricalapparatusforhazardousareas.
Thedeviceisnotsuitableforseparatinghazardousareas.
DevicesforwhichspecificconditionsofuseapplyhavetheXmarkingat
theendofthecertificatenumber.
Onlyusethedevicestationary.
6. Improper Use
Protectionofthepersonnelandtheplantisnotensuredifthedeviceisnot
usedaccordingtoitsintendeduse.
Thedeviceisnotsuitabletoseparateintrinsicallysafecircuitsfromnon-
intrinsicallysafecircuits.
Thedeviceisnotsuitableforseparatinghazardousareas.
7. Mounting and Installation
Priortomounting,installation,andcommissioningofthedeviceyou
shouldmakeyourselffamiliarwiththedeviceandcarefullyreadthe
instructionmanual.
Donotstaybelowtheopendevice.Inordertoavoidpersonalinjuriesor
propertydamage,makeappropriateprovisionsforthemountingand
maintenanceprocedures.
Usemountingmaterialswhicharesuitabletosecurethedevicesafely.
Usemountingmaterialsthatfitthenatureofthemountingsurface.
Onlyuseaccessoriesspecifiedbythemanufacturer.
Mountthedeviceinaweatherprooflocation.
Ensurethattheoperatinglocationhasasufficientfloorloadcapacity.
Ifmountingtheenclosureonconcreteuseexpansionanchors.When
mountingtheenclosuretoasteelframeworkusevibrationresistant
mountingmaterial.
Ensurethatallfastenersarepresent.
Observethetighteningtorqueofthescrews.
Protectthedeviceagainstlong-termorexcessivemechanicalvibrations.
Thedeviceisheavy.Inordertoavoidpersonalinjuriesorproperty
damage,makeappropriateprovisionsforthemountingprocedure.
Donotmountthedeviceatlocationswhereanaggressiveatmosphere
maybepresent.
Donotdamagethebreatherdrain.
Donotcoverthebreatherdrain.
ObservetheinstallationinstructionsaccordingtoIEC/EN60079-14.
ObservetheinstallationinstructionsaccordingtoIEC/EN60079-25.
Ifthedevicehasalreadybeenoperatedingeneralelectricalinstallations,
thedevicemaysubsequentlynolongerbeinstalledinelectrical
installationsusedincombinationwithhazardousareas.
Ensurethattheequipotentialbondingconnectionsareingoodcondition,
andarenotdamagedorcorroded.
Ensurethattheterminalsareingoodconditionandarenotdamagedor
corroded.
Whenconnectingintrinsicallysafedeviceswithintrinsicallysafecircuitsof
associatedapparatus,observethemaximumpeakvalueswithregardto
explosionprotection(verificationofintrinsicsafety).Observethe
standardsIEC/EN60079-14orIEC/EN60079-25.
Provideatransientprotection.Ensurethatthepeakvalueofthetransient
protectiondoesnotexceed140%oftheratedvoltage.
Thedevicemustbeinstalledandoperatedonlyinacontrolled
environmentthatensuresapollutiondegree2(orbetter)accordingto
IEC/EN60664-1.
Thedevicemustbedisconnectedfromthepowersupplypriorto
installationandmaintenance.Thepowersupplymaybeactivatedonly
afterallthecircuitsrequiredforoperationhavebeenfullyassembledand
connected.
OnlyconnectadevicethatisinaccordancewithIEC/EN60950-1andis
designedassafetyextra-lowprotectivevoltage(SELV)system.
Protectthecircuitagainstovervoltage(e.g.,lightning).
Thedeviceprovidesagroundingterminaltowhichanequipotential
bondingconductorwithaminimumcrosssectionof4mm²mustbe
connected.
Requirements in Relation to Intrinsic Safety
IfcircuitswithtypeofprotectionExiareoperatedwithnon-intrinsically
safecircuits,theymustnolongerbeusedascircuitswithtypeof
protectionExi.
Observethemaximumvaluesofthedevice,whenconnectingthedevice
tointrinsicallysafeapparatus.
Keeptheseparationdistancesbetweenallnon-intrinsicallysafecircuits
andintrinsicallysafecircuitsaccordingtoIEC/EN60079-14.
Observethecomplianceoftheseparationdistancesbetweentwo
adjacentintrinsicallysafecircuitsaccordingtoIEC/EN60079-14.
Circuitsofintrinsicallysafeapparatuscanbeledintohazardousareas,
wherebyspecialattentionmustbepaidtomaintainingseparation
distancestoallnon-intrinsicallysafecircuitsaccordingtotherequirements
inIEC/EN60079-14.
ObservethegroundingrequirementsfortypeofprotectionExiaccording
toIEC/EN60079‑14.
Forintrinsicallysafecircuits,thedielectricstrengthoftheinsulationagainst
otherintrinsicallysafecircuitsandagainsttheshieldmustbe
atleast500VaccordingtoIEC/EN60079-14.
Equipotentialbondingmustbeachievedalongtheintrinsicallysafe
circuits.
Requirements for Cable Glands
Installthecablesandthecableglandsinaccordancewith
IEC/ENIEC60079-0andIEC/EN60079-14.
Onlyusecablesandconnectionlineswithatemperaturerange
appropriatetotheapplication.
Useonlyoneconnectionlineperopening.
Useonlyoneconductorperterminal.
Adjustthesealingelementofthecableglandtothediameterofthecables
andconnectionlinesused.
Observethetighteningtorqueofthecableglands.
DOCT-7048C/2021-10 1/2