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Reference Manual
00809-0100-4811, Rev CA
February 2006
Rosemount 3300 Series
B-12
Figure B-12. System Control Drawing for hazardous location installation of intrinsically safe FM approved
apparatus.
FMApprovedProduct
Norevisionsto thisdrawing
withoutpriorFactory Mutual
Approval.
SME-2917 01391
ISSUE CH.ORDERNo WEEK
ISSUE CH.ORDERNo WEEK ISSUE CH.ORDERNo WEEK ISSUE CH.ORDERNo WEEK
A3ORIGINALSIZE
GU-LN
0139
3300
GU-PO 6 PDF
9150 077-944
9150 077-944
0139
SYSTEM CONTROL DRAWING
forhazardouslocationinstallationofIntrinsically
SafeFMapprovedapparatus
1
1/1
ISSUEDBY
APPROVEDBY
WEEK
WEEK
PRODUCTCODE
DOC.TYPE FILE
TITLE
DWGNO. ISSUE SHEET
SCALE
2:1
1STANGLE
FINISH,UNLESS
OTHERWISESTATED:
ALLDIMENSIONSAREINMILLIMETRES.
Thecopyright/ownershipofthisdocumentisandwillremainours.
Thedocumentmustnotbeusedwithoutourauthorizationorbrought
totheknowledgeof a thirdparty.Contraventionwillbeprosecuted.
SaabMarineElectronicsAB,Sweden
ACCOCIATEDAPPARATUS
BARRIER
POWER
SUPPLY
ROSEMOUNT3300SERIES
IntrinsicallySafeApparatusforuseinClassI,II,III,
Division1,GroupsA,B,C,D,E,F,G
ClassI,Zone0,AExiaIICT4
Temperatureclass: T4(-40<=Ta<=70degC)
EntityParameters: Vmax(Ui)<=30V,Imax(Ii)<=130mA
Ci=0nF,Li=0uH,Pi<=1W
HAZARDOUSLOCATION
NON-HAZARDOUSLOCATION
ENTITYCONCEPTAPPROVAL
TheEntityconceptallowsinterconnectionofintrinsicallysafeapparatustoassociatedapparatus
notspecificallyexaminedincombinationasasystem.Theapprovedvaluesofmax.opencircuit
voltage(VocorVt)andmax.shortcircuitcurrent(IscorIt)andmax.power(VocxIsc/4)or(VtxIt/4),
fortheassociatedapparatusmustbelessthanorequaltothemaximumsafeinputvoltage(Vmax),
maximumsafeinputcurrent(Imax),andmaximumsafeinputpower(Pmax)oftheintrinsicallysafe
apparatus.Inaddition,theapprovedmax.allowableconnectedcapacitance(CaorCo)oftheassociated
apparatusmustbegreaterthanthesumoftheinterconnectingcablecapacitanceandtheunprotected
internalcapacitance(Ci)oftheintrinsicallysafeapparatus,andthetheapprovedmax.allowable
connectedinductance(LaorLo)oftheassociatedapparatusmustbegreaterthanthesumofthe
interconnectingcableinductanceandtheunprotectedinternalinductance(Li)oftheintrinsically
safeapparatus.
Notes:
1. NorevisiontothisdrawingwithoutpriorFactoryMutualapproval.
2. Associatedapparatusmanufacturer'sinstallationdrawingmustebefollowedwhen
installingthisproduct.
3. Dust-TigthsealmustbeusedwheninstalledinClassIIandClassIIIenvironments.
4. Controlequipmentconnectedtothebarriermustnotuseorgeneratemorethan250VrmsorVdc.
5. ResistancebetweenIntrinsicallySafeGroundandEarthGroundmustbelessthan1.0ohm.
6. InstallationsshouldbeinaccordancewithANSI/ISA-RP12.6"InstallationofIntrinsicallySafe
SystemsforHazardousLocations"andtheNationalElectricCode(ANSI/NFPA70).
7. TheassociatedapparatusmustbeFactoryMutualApproved.
WARNING: Topreventignitionofflammableorcombustibleatmospheres,read,understandandadheretothe
manufacturer'slivemaintenanceprocedures.
WARNING: SubstitutionofcomponentsmayimpairIntrinsicSafety.
APPROVALS/077-944_1.EPS