User’sManualYokogawa Electric CorporationModel EJA110A, EJA120A andEJA130ADifferential Pressure TransmittersIM 01C21B01-01EIM 01C21B01-01E11th Edition
IM 01C21B01-01E2-22. HANDLING CAUTIONS2.4 Selecting the InstallationLocationThe transmitter is designed to withstand severeenvironmental conditions.
IM 01C21B01-01E2-32. HANDLING CAUTIONS(c) Before conducting these tests, disconnect all signallines from the transmitter terminals. Perform thetests
IM 01C21B01-01E2-42. HANDLING CAUTIONSNote 2. Entity Parameters• Intrinsically Safe Apparatus Parameters[Groups A, B, C, D, E, F and G]Vmax = 30 V Ci
IM 01C21B01-01E2-52. HANDLING CAUTIONS• Take care not to generate mechanical sparkingwhen accessing to the instrument and peripheraldevices in a haza
IM 01C21B01-01E2-62. HANDLING CAUTIONS• Encl “Type 4X”• Temperature Class: T6, T5, and T4• Process Temperature: 85°C (T6), 100°C (T5), and120°C (T4)•
IM 01C21B01-01E2-72. HANDLING CAUTIONSNote 2. Entity Parameters• Intrinsically safe ratings are as follows:Maximum Input Voltage (Ui) = 30 VMaximum I
IM 01C21B01-01E2-82. HANDLING CAUTIONS• In case of ANSI 1/2 NPT plug, ANSI hexagonalwrench should be applied to screw in.Note 3. Operation• WARNING:
IM 01C21B01-01E2-92. HANDLING CAUTIONSNote 4. Operation• Keep the “CAUTION” label to the transmitter.CAUTION: AFTER DE-ENERGIZING,DELAY 10 MINUTES B
IM 01C21B01-01E2-102. HANDLING CAUTIONS(3) InstallationWARNING•All wiring shall comply with local installationrequirement and local electrical code.
IM 01C21B01-01E2-112. HANDLING CAUTIONS2.10 EMC Conformity StandardsEN61326-1 Class A, Table 2 (For use in industriallocations)EN61326-2-3 CAUTIONThi
iCONTENTSIM 01C21B01-01EFD No. IM 01C21B01-01E11th Edition: Oct. 2008(YK)All Rights Reserved, Copyright © 1997, Yokogawa Electric CorporationCONTENTS1
IM 01C21B01-01E2-122. HANDLING CAUTIONS2.12Low Voltage DirectiveApplicable standard : EN61010-1(1) Pollution Degree 2 "Pollution degree" d
IM 01C21B01-01E3-13. COMPONENT NAMES3. COMPONENT NAMESVertical impulse piping typePressure-detector sectionCoverflangeProcess connectionProcess conne
IM 01C21B01-01E4-14 . INSTALLATION4. INSTALLATION4.1 PrecautionsBefore installing the transmitter, read the cautionarynotes in Section 2.4, “Selectin
IM 01C21B01-01E4-24 . INSTALLATIONF0403.EPSVertical pipe mounting(Process connector upside)Vertical pipe mounting(Process connector downside)Transmit
IM 01C21B01-01E4-34 . INSTALLATION4.4 Swapping the High/Low-pressure Side Connection4.4.1 Rotating Pressure-detector Section180°This procedure can be
IM 01C21B01-01E4-44 . INSTALLATION4.5 Rotating Transmitter SectionThe DPharp transmitter section can be rotated in 90°segments.1) Remove the two Alle
IM 01C21B01-01E5-15. INSTALLING IMPULSE PIPING5. INSTALLING IMPULSE PIPING5.1 Impulse Piping InstallationPrecautionsThe impulse piping that connects
IM 01C21B01-01E5-25. INSTALLING IMPULSE PIPINGF0502.EPSNippleNippleProcessconnectorBall headlock nutPipeBall headlock nutProcess connectorbolts50 mm(
IM 01C21B01-01E5-35. INSTALLING IMPULSE PIPING(2) Position of Process Pressure Taps andTransmitterIf condensate (or gas) accumulates in the impulsepi
IM 01C21B01-01E5-45. INSTALLING IMPULSE PIPING5.2 Impulse Piping ConnectionExamplesFigure 5.2 shows examples of typical impulse pipingconnections. Be
iiCONTENTSIM 01C21B01-01E6.3.2 External Indicator Connection ... 6-16.3.3 BRAIN TERMINAL BT200 Conn
IM 01C21B01-01E6-16. WIRING6. WIRING6.1 Wiring PrecautionsIMPORTANT• Lay wiring as far as possible from electricalnoise sources such as large capacit
IM 01C21B01-01E6-26. WIRING6.3.4 Check Meter ConnectionConnect the check meter to the CHECK + and –terminals (use hooks).•A 4 to 20 mA DC output sign
IM 01C21B01-01E6-36. WIRING(2) Flameproof TypeWire cables through a flameproof packing adapter, orusing a flameproof metal conduit. Wiring cable thr
IM 01C21B01-01E7-17. OPERATION7. OPERATION7.1 Preparation for StartingOperationThe Model EJA110A, EJA120A and EJA130Apressure transmitter measures th
IM 01C21B01-01E7-27. OPERATION Confirming that Transmitter is OperatingProperlyUsing the BT200• If the wiring system is faulty, ‘communication error
IM 01C21B01-01E7-37. OPERATION Using the BT200Zero point can be adjusted by simple key operation ofthe BT200.Select parameter J10: ZERO ADJ, and pr
IM 01C21B01-01E7-47. OPERATION7.5 Venting or Draining Transmit-ter Pressure-detector SectionSince this transmitter is designed to be self-drainingand
IM 01C21B01-01E7-57. OPERATION6) Press the range-setting push-button. The integralindicator then displays “HSET.”7) Apply a pressure of 3 MPa to the
IM 01C21B01-01E8-18. BRAIN TERMINAL BT200 OPERATION8. BRAIN TERMINAL BT200OPERATIONThe DPharp is equipped with BRAIN communicationscapabilities, so t
IM 01C21B01-01E8-28. BRAIN TERMINAL BT200 OPERATION8.2.2 Operating Key Functions(1) Alphanumeric Keys and Shift KeysYou can use the alphanumeric keys
iiiCONTENTSIM 01C21B01-01E(18) Test Output Setup ... 8-16(19) User Memo Fields ...
IM 01C21B01-01E8-38. BRAIN TERMINAL BT200 OPERATION8.2.3 Calling Up Menu Addresses Using the Operating KeysDATA DIAG PRNT ESCPARAM A60:SELF CHECK
IM 01C21B01-01E8-48. BRAIN TERMINAL BT200 OPERATION8.3 Setting Parameters Using the BT2008.3.1 Parameter SummaryInstruments to which applicable:F: Di
IM 01C21B01-01E8-58. BRAIN TERMINAL BT200 OPERATIONT0806.EPSAuxiliary setting data 1D Menu nameAUX SET 1—NORMAL/REVERSENORMAL/REVERSE*4Output reversa
IM 01C21B01-01E8-68. BRAIN TERMINAL BT200 OPERATION8.3.2 Parameter Usage and SelectionBefore describing the procedure for setting parameters,we prese
IM 01C21B01-01E8-78. BRAIN TERMINAL BT200 OPERATION8.3.3 Setting ParametersSet or change the parameters as necessary. Aftercompleting these, do not f
IM 01C21B01-01E8-88. BRAIN TERMINAL BT200 OPERATIONb. Setting Calibration Range LowerRange Value and Higher Range Value(C21: LOW RANGE, C22: HIGHRANG
IM 01C21B01-01E8-98. BRAIN TERMINAL BT200 OPERATION(4) Output Mode and Integral Indicator Dis-play Mode Setup (C40: OUTPUT MODE)The mode setting for
IM 01C21B01-01E8-108. BRAIN TERMINAL BT200 OPERATION(7) Integral Indicator Scale SetupThe following 5 displays are available for integralindicators.T
IM 01C21B01-01E8-118. BRAIN TERMINAL BT200 OPERATIONb. Setting User-set Engineering Unit(D21: DISP UNIT)This parameter allows entry of the engineerin
IM 01C21B01-01E8-128. BRAIN TERMINAL BT200 OPERATION(9) Unit Setup for Displayed Static Pressure(D31: STAT.P.UNIT)Follow the procedure below to chang
1-11. INTRODUCTIONIM 01C21B01-01E1. INTRODUCTIONThank you for purchasing the DPharp electronicpressure transmitter.The DPharp Pressure Transmitters a
IM 01C21B01-01E8-138. BRAIN TERMINAL BT200 OPERATION(14) Bi-directional Flow Measurement Setup(E30: BI DIRE MODE)(a) This parameter enables selection
IM 01C21B01-01E8-148. BRAIN TERMINAL BT200 OPERATIONNote that changing the higher range value does notcause the lower range value to change but does
IM 01C21B01-01E8-158. BRAIN TERMINAL BT200 OPERATION(b)-2 Follow the procedure below to use J11: ZERODEV.ECSESCSET J11:ZERO DEV. 2.50 %
IM 01C21B01-01E8-168. BRAIN TERMINAL BT200 OPERATION• Example: For the range of 0 to 30 kPa. A40: INPUT = 30.15 kPa J15: SPAN ADJ = 0.15 % Suppose
IM 01C21B01-01E8-178. BRAIN TERMINAL BT200 OPERATION8.4 Displaying Data Using theBT2008.4.1 Displaying Measured DataThe BT200 can be used to display
IM 01C21B01-01E8-188. BRAIN TERMINAL BT200 OPERATION(2) Checking with Integral IndicatorNOTEIf an error is detected in the self-diagnostic, anerror n
IM 01C21B01-01E8-198. BRAIN TERMINAL BT200 OPERATION8.5.2 Errors and CountermeasuresThe table below shows a summary of error messages.Table 8.5.1 Err
IM 01C21B01-01E9-19. MAINTENANCE9. MAINTENANCE9.1 OverviewWARNINGSince the accumulated process fluid may betoxic or otherwise harmful, take appropria
IM 01C21B01-01E9-29. MAINTENANCETable 9.2.1 Instruments Required for CalibrationName RemarksYokogawa-recommended InstrumentPower supplyModel SDBT or
IM 01C21B01-01E9-39. MAINTENANCE9.4 Disassembly and Reassem-blyThis section describes procedures for disassembly andreassembly for maintenance and co
1-21. INTRODUCTIONIM 01C21B01-01E• In case of high process temperature, care should betaken not to burn yourself because the surface ofbody and case
IM 01C21B01-01E9-49. MAINTENANCE Attaching the Integral IndicatorIntegral indicator can be installed in the following threedirections.F0910.EPSFigur
IM 01C21B01-01E9-59. MAINTENANCENOTEConfirm that the zero-adjustment screw pin isplaced properly in the groove on the bracketprior to tightening the
IM 01C21B01-01E9-69. MAINTENANCEF0904.EPSTransmitter sectionPressure-detector sectionCover flangeCapsule gasketFlange boltAllen screwNutFigure 9.4.3
IM 01C21B01-01E9-79. MAINTENANCE9.5.2 Troubleshooting Flow ChartsConnect BRAIN TERMINAL and check self-diagnostics.Does the self-diagnosticindicate p
IM 01C21B01-01E9-89. MAINTENANCEConnect BRAIN TERMINAL and check self-diagnostics.Contact Yokogawa service personnel.F0909.EPSAre valves opened orclo
IM 01C21B01-01E10-110. GENERAL SPECIFICATIONS10. GENERAL SPECIFICATIONS10.1 Standard SpecificationsRefer to IM 01C22T02-01E for FOUNDATIONFieldbus co
IM 01C21B01-01E10-210. GENERAL SPECIFICATIONS InstallationSupply & Load Requirements “”:* Safety approvals can affect electrical requirements.S
IM 01C21B01-01E10-310. GENERAL SPECIFICATIONS10.2 Model and Suffix Codes Model EJA110AModel Description EJA110A Output Signal Measurement span(cap
IM 01C21B01-01E10-410. GENERAL SPECIFICATIONS Model EJA120A-D . . . . . . . . . . . . . . . . . .-E . . . . . . . . . . . (Note 1)-F . . . . . . .
IM 01C21B01-01E10-510. GENERAL SPECIFICATIONS Model EJA130A-D . . . . . . . . . . . . . . . . . . . . . . .-E . . . . . . . . . . . . . . . . (Note
1-31. INTRODUCTIONIM 01C21B01-01E1.3 ATEX DocumentationThis procedure is only applicable to the countries inEuropean Union.GBAll instruction manuals
IM 01C21B01-01E10-610. GENERAL SPECIFICATIONS10.3 Optional SpecificationsFor FOUNDATION Fieldbus explosion protected type, see IM 01C22T02-01E.For PR
IM 01C21B01-01E10-710. GENERAL SPECIFICATIONSItemDescriptionCodeCSA Explosionproof Approval *1 Certificate: 1089598 Explosionproof for Class I, D
IM 01C21B01-01E10-810. GENERAL SPECIFICATIONSItem Description CodePaintingColor changeCoating changeLightning protectorCalibration unitsSealing treat
IM 01C21B01-01E10-910. GENERAL SPECIFICATIONS10.4 Dimensions Model EJA110A and EJA120AVertical Impulse Piping TypeProcess connector upside (INSTALLA
IM 01C21B01-01E10-1010. GENERAL SPECIFICATIONS Model EJA130AVertical Impulse Piping TypeProcess connector upside (INSTALLATION CODE ‘6’) (For CODE ‘
CustomerMaintenanceParts ListAll Rights Reserved, Copyright © 1997, Yokogawa Electric Corporation.Subject to change without notice. Printed in Japan.
CustomerMaintenanceParts ListAll Rights Reserved, Copyright © 1999, Yokogawa Electric Corporation.Yokogawa Electric CorporationCMPL 01C21B00-01E5th Ed
2CMPL 01C21B00-01EVertical Impulse Piping Type221154–211–2224–111–11413–112–14–24–18910–110–2133172018 For EJA130A13–213–312–3July 2001Subject to cha
3CMPL 01C21B00-01ECapsule Assembly (see Table 1, Table 2 and Table 3 on page 5) (Note 1)O-RingGasketTeflon-coated SUS316L Stainless SteelTeflon-coated
4CMPL 01C21B00-01EGasket (for EJA110A and EJA120A)PTFE TeflonPTFE Teflon (degreased)Gasket (for EJA110A and EJA120A with Optional code /N2 and /N3)Flu
1-41. INTRODUCTIONIM 01C21B01-01ELTLVPLESTSLOHBGROMCZSK
5CMPL 01C21B00-01E Capsule Assembly Part Number EJA110A EJA120A EJA130A*1. Silicone oil filled capsule (Standard)*2. Fluorinated oil filled caps
IM 01C21B01-01EREVISION RECORDTitle: Model EJA110A, EJA120A and EJA130A Differential Pressure TransmitterManual No.: IM 01C21B01-01EEdition Date Page
IM 01C21B01-01EEdition Date Page Revised ItemREVISION RECORD2.EPSCMPLCMPL 1C21A1-02E 4th 5th(Manual Change) CMPL 1C21A1
IM 01C21B01-01EEdition Date Page Revised ItemREVISION RECORD3.EPSOct. 2008 11th(Continued)2-92-117-18-4, 8-58-68-9 and later8-199-19-510-3 through 10-
IM 01C21B01-01E2-12. HANDLING CAUTIONS2. HANDLING CAUTIONSThis chapter describes important cautions regardinghow to handle the transmitter. Read care
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