YOKOGAWA EJX Series User Manual

  <2.HandlingCautions>
8
IM01C25A01-01E
F0205.ai
Pressure Transmitters
Supply
Hazardous Location Nonhazardous Location
+
–
+
–
Class I, II, Division 2,
Groups A, B, C, D, F, G
Class 1, Zone 2, Group IIC,
in Hazardous (Classified)
Locations
Not Use
Safety Barrier
[Nonincendive]
General
Purpose
Equipment
b. FMExplosionproofType
CautionforFMexplosionprooftype.
Note1. ModelEJX/EJA-ESeriespressuretransmitters
withoptionalcode/FF1areapplicableforusein
hazardouslocations.
• ApplicableStandard:FM3600,FM3615,FM3810,
ANSI/NEMA250
• ExplosionproofforClassI,Division1,GroupsB,C
andD.
• Dust-ignitionproofforClassII/III,Division1,
GroupsE,FandG.
• Enclosurerating:NEMATYPE4X
• TemperatureClass:T6
• AmbientTemperature:–40to60°C
• SupplyVoltage:42Vdcmax.
• Outputsignal:4to20mA
Note2. Wiring
• AllwiringshallcomplywithNationalElectrical
CodeANSI/NFPA70andLocalElectricalCodes.
• WheninstalledinDivision1,“FACTORYSEALED,
CONDUITSEALNOTREQUIRED.”
Note3. Operation
• Keepthe“WARNING”nameplateattachedtothe
transmitter.
 WARNING:OPENCIRCUITBEFORE
REMOVINGCOVER.FACTORYSEALED,
CONDUITSEALNOTREQUIRED.INSTALLIN
ACCORDANCEWITHTHEUSERSMANUALIM
01C25.
• Takecarenottogeneratemechanicalsparking
whenaccessingtotheinstrumentandperipheral
devicesinahazardouslocation.
Note4. MaintenanceandRepair
• Theinstrumentmodicationorpartsreplacement
byotherthanauthorizedrepresentativeof
YokogawaElectricCorporationisprohibitedand
willvoidFactoryMutualExplosionproofApproval.
c. FMIntrinsicallySafeType/FM
ExplosionproofType
ModelEJX/EJA-ESeriespressuretransmitters
withoptionalcode/FU1or/V1U1canbeselected
thetypeofprotection(FMIntrinsicallySafeorFM
Explosionproof)foruseinhazardouslocations.
Note1. Fortheinstallationofthistransmitter,oncea
particulartypeofprotectionisselected,any
othertypeofprotectioncannotbeused.The
installationmustbeinaccordancewiththe
descriptionaboutthetypeofprotectioninthis
instructionmanual.
Note2. Inordertoavoidconfusion,unnecessary
markingiscrossedoutonthelabelother
thantheselectedtypeofprotectionwhenthe
transmitterisinstalled.
2.4.2 CSACertication
a. CSAIntrinsicallySafeType
CautionforCSAIntrinsicallysafeandnonincendive
type.(Followingcontentsreferto“DOCNo.ICS013-
A13”)
Note1. ModelEJX/EJA-ESeriesdifferential,gauge,
andabsolutepressuretransmitterswithoptional
code/CS1areapplicableforuseinhazardous
locations
Certicate:1606623
[ForCSAC22.2]
• ApplicableStandard:C22.2No.0,C22.2No.0.4,
C22.2No.25,C22.2No.94,C22.2No.157,
C22.2No.213,C22.2No.61010-1,
C22.2No.60079-0
• IntrinsicallySafeforClassI,Division1,Groups
A,B,C&D,ClassII,Division1,GroupsE,F&G,
ClassIII,Division1
• NonincendiveforClassI,Division2,GroupsA,B,
C&D,ClassII,Division2,GroupsE,F&G,Class
III,Division1
• Enclosure:Type4X
• Temp.Code:T4
• Amb.Temp.:–50*to60°C
 *–15°Cwhen/HEisspecied.
• ProcessTemperature:120°Cmax.
[ForCSAE60079]
• ApplicableStandard:CAN/CSAE60079-11,
CAN/CSAE60079-15,IEC60529:2001
• ExiaIICT4,ExnLIICT4
• AmbientTemperature:–50to60°C
• Max.ProcessTemp.:120°C
• Enclosure:IP66/IP67

YOKOGAWA EJX Series Specifications

General

Brand	YOKOGAWA
Model	EJX Series
Category	Transmitter
Language	English