YOKOGAWA EJX110A - Page 22

<2. Handling Cautions>
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IM01C25A01-01E
Note4. Operation
• Keepthe“WARNING”labelattachedtothe
transmitter.
 WARNING:AFTERDE-ENERGIZING,DELAY
5MINUTESBEFOREOPENING.WHENTHE
AMBIENTTEMP.≥65°C,USEHEAT-RESISTING
CABLEANDCABLEGLAND≥90°C.
• Takecarenottogeneratemechanicalsparking
whenaccessingtotheinstrumentandperipheral
devicesinahazardouslocation.
Note5. SpecicConditionsofUse
WARNING
• Electrostaticchargemaycauseanexplosion
hazard.Avoidanyactionsthatcausethe
generationofelectrostaticcharge,suchasrubbing
withadryclothoncoatingfaceoftheproduct.
• InthecasewheretheenclosureofthePressure
Transmitterismadeofaluminium,ifitismounted
inanareawheretheuseofcategory2Dapparatus
isrequired,itshallbeinstalledinsuchaway
thattheriskfromelectrostaticdischargesand
propagatingbrushdischargescausedbyrapid
owofdustisavoided.
• Theinstrumentmodicationorpartsreplacement
byotherthananauthorizedRepresentativeof
YokogawaElectricCorporationisprohibitedand
willvoidthecertication.
• Thefastenersusedtofastenthetransmitter
enclosureontothesensorcapsuleisspecial
fastener,andthepropertyclassofitis
A2-50(A4-50)ormore.
e. ATEX Intrinsically Safe and ATEX
Flameproof Combination for HART/BRAIN
Protocol Type (Except for EJX90A)
EJX/EJA-ESeriespressuretransmitterswithoptional
code/KU22or/V1U1canbeselectedthetypeof
protectionATEXFlameproof,IntrinsicallySafe.Exia,
orExicforuseinhazardousarea.
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
user’smanual.
Note2. Forcombinedapprovaltypes
Once a device of multiple approval type is
installed,itshouldnotbere-installedusingany
otherapprovaltypes.Applyapermanentmark
inthecheckboxoftheselectedapprovaltype
onthecerticationlabelonthetransmitterto
distinguishitfromunusedapprovaltypes.
 ATEX Intrinsically Safe Ex ic
CautionforATEXintrinsicallysafeExic
• ApplicableStandard:
EN60079-0:2012+A11:2013
EN60079-11:2012
• TypeofProtectionandMarkingCode:
II3GExicIICT4Gc
• AmbientTemperature:–30*to+60°C
*–15°Cwhen/HEisspecied.
• AmbientHumidity:
0to100%(Nocondensation)
• MaximumProcessTemperature:120°C
• IPCode:IP66
• Ambientpollutiondegree:2
• Overvoltagecategory:I
Note1. ElectricalData
 Ui=30V
 Ci=27.6nF
 Li=0µH
Note2. Installation
• Allwiringshallcomplywithlocalinstallation
requirements.(refertothecontroldrawing)
• Cableglands,adaptersand/orblankingelements
shallbeofEx“n”,Ex“e”orEx“d”andshallbe
installedsoastomaintainthespecieddegreeof
protection(IPCode)ofthetransmitters.
Note3. MaintenanceandRepair
• Theinstrumentmodicationorpartsreplacement
byotherthanauthorizedrepresentativeof
YokogawaElectricCorporationisprohibitedand
will void ATEX intrinsically safe.
Pressure
Transmitters
Associated
Apparatus
Nonhazardous Area
[Control Drawing]
Hazardous Area
+
–
F0212.ai
Note4. SpecicConditionsofUse
WARNING
• Electrostaticchargemaycauseanexplosion
hazard.Avoidanyactionsthatcausethe
generationofelectrostaticcharge,suchasrubbing
withadryclothoncoatingfaceoftheproduct.
• Whenthelightningprotectoroptionisspecied,
theapparatusisnotcapableofwithstandingthe
500VinsulationtestrequiredbyEN60079-11.This
mustbetakenintoaccountwheninstallingthe
apparatus.