<2. Handling Cautions>
11
IM01C25A01-01E
c. FM Intrinsically Safe for Fieldbus Type for
EJX90A
EJXmultivariabletransmitterwithoptionalcode
/FS15areapplicableforuseinhazardouslocations.
• Applicablestandard:FM3600,FM3610,FM3611,
FM3810,ANSI/NEMA250,IEC60079-27
• FMIntrinsicallySafeApproval
[EntityModel]
ClassI,II&III,Division1,GroupsA,B,C,D,F&
G,TemperatureClassT4Ta=60ºC,Type4Xand
ClassI,Zone0,AExiaIIC,TemperatureClassT4
Ta=60ºC,Type4X
[FISCOModel]
ClassI,II&III,Division1,GroupsA,B,C,D,F&
G,TemperatureClassT4Ta=60ºC,Type4Xand
ClassI,Zone0,AExiaIIC,TemperatureClassT4
Ta=60ºC,Type4X
• NonincendiveApproval
ClassI,Division2,GroupsA,B,C&D
TemperatureClassT4Ta=60ºC,Type4Xand
ClassII,Division2,GroupsF>emperature
ClassT4Ta=60ºC,Type4XandClassI,Zone2,
GroupIIC,TemperatureClassT4Ta=60ºC,Type
4XandClassIII,Division1,TemperatureClassT4
Ta=60ºC,Type4X
• ElectricalConnection:1/2NPTfemale,M20
female
• CautionforFMIntrinsicallysafetype.(Following
contentsreferto“DOC.No.IFM026-A12p.1to
p.4.”)
IFM026-A12
Installation Diagram for Intrinsically Safe
(Division 1 Installation)
Non-Hazardous Location
Hazardous Location
F0226.ai
Terminator
Safety Barrier
Field Instruments
Pressure
Transmitter
Field Instruments
+
–
+
–
+
–
Terminator
+
–
+
–
Note1. Barriermustbeinstalledinanenclosurethat
meetstherequirementsofANSI/ISA61010-1.
Note2. ControlequipmentconnectedtotheAssociated
Apparatusmustnotuseorgeneratemorethan
250 Vrms or Vdc.
Note3. InstallationshouldbeinaccordancewithANSI/
ISA12.06.01“InstallationofIntrinsicallySafe
SystemsforHazardous(Classied)Locations”
andtheNationalElectricalCode(ANSI/NFPA
70) Sections 504 and 505.
Note4. ThecongurationofAssociatedApparatusmust
beFactoryMutualResearchApprovedunder
FISCOConcept.
Note5. AssociatedApparatusmanufacturer’sinstalla
tiondrawingmustbefollowedwheninstalling
thisequipment.
Note6. NorevisiontodrawingwithoutpriorFactory
MutualResearchApproval.
Note7. TerminatormustbeFMApproved.
Note8. Noteawarninglabelworded“SUBSTITUTION
OFCOMPONENTSMAYIMPAIRINTRINSIC
SAFETY”,and“INSTALLINACCORDANCE
DOC.NO.IFM026-A12P.1TO4.”
Electrical Data:
•Rating1(Entity)
ForGroupsA,B,C,D,F,andGorGroupIIC
MaximumInputVoltageVmax:24V
MaximumInputCurrentImax:250mA
MaximumInputPowerPmax:1.2W
MaximumInternalCapacitanceCi:3.52nF
MaximumInternalInductanceLi:0μH
or
•Rating2(FISCO)
ForGroupsA,B,C,D,F,andGorGroupIIC
MaximumInputVoltageVmax:17.5V
MaximumInputCurrentImax:380mA
MaximumInputPowerPmax:5.32W
MaximumInternalCapacitanceCi:3.52nF
MaximumInternalInductanceLi:0μH
or
•Rating3(FISCO)
ForGroupsC,D,F,andGorGroupIIB
MaximumInputVoltageVmax:17.5V
MaximumInputCurrentImax:460mA
MaximumInputPowerPmax:5.32W
MaximumInternalCapacitanceCi:3.52nF
MaximumInternalInductanceLi:0μH
SensorCircuit:Uo=6.51V,Io=4mA,
Po=6mW,Co=34µF,Lo=500mH
Note: Intherating1,theoutputcurrentofthebarriermustbe
limitedbyaresistor“Ra”suchthatIo=Uo/Ra.Intherating
2or3,theoutputcharacteristicsofthebarriermustbethe
typeoftrapezoidwhicharecertiedastheFISCOmodel
(See“FISCORules”).Thesafetybarriermayinclude
aterminator.Morethanoneeldinstrumentsmaybe
connectedtothepowersupplyline.
Handling Cautions
2