YOKOGAWA EJX110A User Manual

<2. Handling Cautions>
27
IM01C25A01-01E
e. IECEx Flameproof Type
CautionforIECExameprooftype.
Note1. EJX/EJA-ESeriespressuretransmitterswith
optionalcode/SF2or/SU21areapplicablefor
useinhazardouslocations:
• No.IECExCSA07.0008
• ApplicableStandard:IEC60079-0:2011,
IEC60079-1:2007-4
• FlameproofforZone1,ExdIICT6...T4Gb
• Enclosure:IP66/IP67
• MaximumProcessTemperature:120°C(T4),
100°C(T5),85°C(T6)
• AmbientTemperature:–50to75°C(T4),
–50to80°C(T5),–50to75°C(T6)
• SupplyVoltage:42Vdcmax.
32Vdcmax.(FOUNDATIONFieldbusand
PROFIBUSPAtype)
9to28Vdc,27mW(LowPowertype)
9to30Vdc,250mW(RS485Modbus
CommunicationType)
• OutputSignal:4to20mAdc
15 mA (FOUNDATIONFieldbusandPROFIBUSPA
type)
1to5V(LowPowertype)
RS485Modbus(RS485ModbusCommunication
Type)
Note2. Wiring
• Inhazardouslocations,thecableentrydevices
shallbeofacertiedameprooftype,suitablefor
theconditionsofuseandcorrectlyinstalled.
• Unusedaperturesshallbeclosedwithsuitable
ameproofcertiedblankingelements.
• WiringconnectionforoutputsignalcodeQ(Low
Powertype)shallfollowthediagrambelow.
F0221.ai
Three-Wire Connection
Pressure Transmitters
Power Supply
Voltmeter
SUPPLY
+
SUPPLY –
A
+
–
+
–
Four-Wire Connection
Pressure Transmitters
Power Supply
Voltmeter
SUPPLY
+
SUPPLY –
A
+
–
+
–
Note3. Operation
• WARNING:
AFTERDE-ENERGIZING,DELAY5MINUTES
BEFOREOPENING.
• WARNING:
 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.
• 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.
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IECExCertication.
• ElectricalConnection
Amarkindicatingtheelectricalconnectiontypeis
stampedneartheelectricalconnectionport.These
marksareasfollowed.
F0222.ai
Location of the mark
Screw Size Marking
ISO M20 × 1.5 female
ANSI 1/2 NPT female
M
N or W
2.5 EMC Conformity Standards
EN61326-1ClassA,Table2(foruseinindustrial
locations)
EN61326-2-3
EN61326-2-5(forFieldbus)
CAUTION
TomeetEMCregulations,Yokogawarecommends
thatcustomersrunsignalwiringthroughmetal
conduitsoruseshieldedtwisted-paircablingwhen
installingEJX/EJA-ESeriestransmittersinaplant.

YOKOGAWA EJX110A Specifications

General

Brand	YOKOGAWA
Model	EJX110A
Category	Transmitter
Language	English