YOKOGAWA Dpharp vigilantplant EJA110A User Manual
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YOKOGAWA Dpharp vigilantplant EJA110A User Manual

Differential pressure transmitters
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User's
Manual
Y okogawa Electric Corporation
Model EJA110A, EJA120A and
EJA130A
Differential Pressure Transmitters
IM 01C21B01-01E
IM 01C21B01-01E
10th Edition

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Summary of Contents for YOKOGAWA Dpharp vigilantplant EJA110A

  • Page 1 User’s Manual Model EJA110A, EJA120A and EJA130A Differential Pressure Transmitters IM 01C21B01-01E IM 01C21B01-01E 10th Edition Y okogawa Electric Corporation...

  • Page 2: Table Of Contents

    Selecting the Wiring Materials ............6-1 Connections of External Wiring to Terminal Box ........ 6-1 6.3.1 Power Supply Wiring Connection ..........6-1 FD No. IM 01C21B01-01E IM 01C21B01-01E 10th Edition: Jan. 2008(KP) All Rights Reserved, Copyright © 1997, Yokogawa Electric Corporation...
  • Page 3 CONTENTS 6.3.2 External Indicator Connection ............6-1 6.3.3 BRAIN TERMINAL BT200 Connection ........6-1 6.3.4 Check Meter Connection .............. 6-2 Wiring ....................6-2 6.4.1 Loop Configuration ............... 6-2 (1) General-use Type and Flameproof Type ........6-2 (2) Intrinsically Safe Type ..............6-2 6.4.2 Wiring Installation .................
  • Page 4 CONTENTS Displaying Data Using the BT200 ............. 8-16 8.4.1 Displaying Measured Data ............8-16 8.4.2 Display Transmitter Model and Specifications ......8-16 Self-Diagnostics ................8-17 8.5.1 Checking for Problems ............... 8-17 (1) Identifying Problems with BT200 ..........8-17 (2) Checking with Integral Indicator ..........8-18 8.5.2 Errors and Countermeasures .............

  • Page 5: Introduction

    It may also be used to alert against permission. unsafe practices . • Yokogawa makes no warranty of any kind with regard to this manual, including, but not limited to, implied warranty of merchantability and fitness for a particular purpose.

  • Page 6: Warranty

    • In case of high process temperature, care should be taken not to burn yourself because the surface of • Yokogawa will not be liable for malfunctions or body and case reaches a high temperature. damage resulting from any modification made to this instrument by the customer.

  • Page 7: Atex Documentation

    Se si desidera ricevere i manuali operativi di prodotti Ex in lingua locale, mettersi in Alle Betriebsanleitungen für ATEX Ex bezogene contatto con l’ufficio Yokogawa più vicino o con un Produkte stehen in den Sprachen Englisch, Deutsch rappresentante.
  • Page 8 1. INTRODUCTION IM 01C21B01-01E...

  • Page 9: Handling Cautions

    2. HANDLING CAUTIONS HANDLING CAUTIONS This chapter describes important cautions regarding mode was ordered, ‘SQRT’ is inscribed in field * ; if how to handle the transmitter. Read carefully before square root output mode was ordered, ‘SQRT’ is using the transmitter. inscribed in field * The EJA-A Series pressure transmitters are thoroughly tested at the factory before shipment.

  • Page 10: Selecting The Installation Location

    2. HANDLING CAUTIONS 2.4 Selecting the Installation CAUTION Location Maximum working pressure of the model The transmitter is designed to withstand severe EJA120A differential pressure transmitter is 50 environmental conditions. However, to ensure stable kPa {0.5 kgf/cm and accurate operation for years, observe the following Should the pressure exceed 50 kPa {0.5 kgf/ precautions when selecting an installation location.

  • Page 11: Installation Of Explosion Protected Type

    (c) Before conducting these tests, disconnect all signal and may cause dangerous condition. Please contact lines from the transmitter terminals. Perform the Yokogawa for any repair or modification required to tests in the following procedure: the instrument. • Insulation Resistance Test 1) Short-circuit the + and –...
  • Page 12 Note 4. Maintenance and Repair ING COVER. FACTORY SEALED, CONDUIT • The instrument modification or parts replacement by SEAL NOT REQUIRED. INSTALL IN ACCOR- other than authorized representative of Yokogawa DANCE WITH THE INSTRUCTION MANUAL Electric Corporation is prohibited and will void IM 1C22.

  • Page 13: Csa Certification

    Maximum Internal Capacitance (Ci) = 22.5 nF by other than authorized representative of Maximum Internal Inductance (Li) = 730 μH Yokogawa Electric Corporation is prohibited and * Associated apparatus (CSA certified barriers) will void Factory Mutual Explosionproof Approval. Maximum output voltage (Voc)

  • Page 14: Iecex Certification

    Note 2. In order to avoid confusion, unnecessary by other than authorized representative of marking is crossed out on the label other Yokogawa Electric Corporation and Yokogawa than the selected type of protection when Corporation of America is prohibited and will void the transmitter is installed.
  • Page 15 • The instrument modification or parts replacement by other than authorized representative of Supply – – Yokogawa Electric Corporation and will void Not Use Safety Barrier IECEx Intrinsically safe and type n certification. F0212.EPS • The cable entry devices and blanking elements for type n shall be of a certified type providing a level b.

  • Page 16: Cenelec Atex (Kema) Certification

    • The instrument modification or parts replacement Note 3. Operation by other than authorized representative of • WARNING: Yokogawa Electric Corporation is prohibited and will void KEMA Intrinsically safe Certification. AFTER DE-ENERGIZING, DELAY 10 MINUTES Note 5. Special Conditions for Safe Use BEFORE OPENING.
  • Page 17 Note 5. Maintenance and Repair Yokogawa Electric Corporation is prohibited and • The instrument modification or parts replacement will void Type of Protection “n”. by other than authorized representative of...
  • Page 18 T65 C Tamb 40 C) T85 C (Tamb 60 C) and T105 C (Tamb 80 C) by other than authorized Representative of F0298.EPS Yokogawa Electric Corporation is prohibited and MODEL: Specified model code. will void the certification. STYLE: Style code.

  • Page 19: Emc Conformity Standards

    0.01 NOTE With code /PE3 Article 3, paragraph 3 0.01 EJA510A YOKOGAWA recommends customer to apply (SEP) the Metal Conduit Wiring or to use the twisted EJA510A 0.01 With code /PE3 pair Shield Cable for signal wiring to conform the...

  • Page 20: Low Voltage Directive

    2. HANDLING CAUTIONS 2.12Low Voltage Directive Applicable standard : EN61010-1 (1) Pollution Degree 2 "Pollution degree" describes the degree to which a soild, liquid, or gas which deteriorates dielectric strength or surface resistivity is adhering. " 2 " applies to normal indoor atmosphere. Normally, only non-conductive pollution occurs.

  • Page 21: Component Names

    3. COMPONENT NAMES COMPONENT NAMES Vertical impulse piping type Process connection Pressure-detector section (Note 1) Process connector Horizontal impulse piping type Cover External indicator flange (Note 1) conduit connection Terminal box cover Conduit connection CPU assembly Integral (Note 1) indicator Mounting screw Zero- adjustment...

  • Page 22: Installation

    4 . INSTALLATION INSTALLATION 4.1 Precautions Vertical pipe mounting Before installing the transmitter, read the cautionary notes in Section 2.4, “Selecting the Installation Location.” For additional information on the ambient conditions allowed at the installation location, refer to Transmitter Subsection 10.1 “Standard Specifications.” mounting bolt IMPORTANT •...

  • Page 23: Changing The Process Connection

    4 . INSTALLATION 4.3 Changing the Process Con- Vertical pipe mounting (Process connector upside) nection The transmitter is shipped with the process connection specified at the time of ordering. To make a change such as modifying the drain (vent) plug(s) attached to the upside of the cover flange on shipment to be U-bolt nut Mounting bracket...

  • Page 24: Swapping The High/Low-Pressure Side Connection

    4 . INSTALLATION 4.4 Swapping the High/Low- 4.4.2 Using the BRAIN TERMINAL BT200 pressure Side Connection This method is applicable only to the Model EJA110A- L, EJA110A- M, EJA110A- H, EJA120A- E, 4.4.1 Rotating Pressure-detector Section EJA130A- M and EJA130A- H. °...

  • Page 25: Rotating Transmitter Section

    4 . INSTALLATION 4.5 Rotating Transmitter Section 4.6 Changing the Direction of Integral Indicator The DPharp transmitter section can be rotated in 90° segments. 1) Remove the two Allen screws that fasten the IMPORTANT transmitter section and capsule assembly, using the Always turn OFF power, release pressure and Allen wrench.

  • Page 26: Installing Impulse Piping

    5. INSTALLING IMPULSE PIPING INSTALLING IMPULSE PIPING 5.1 Impulse Piping Installation (4) Connecting the Transmitter and 3-Valve Manifold Precautions A 3-valve manifold consists of two stop valves to The impulse piping that connects the process outputs to block process pressure and an equalizing valve to the transmitter must convey the process pressure equalize the pressures on the high and low pressure accurately.

  • Page 27: Routing The Impulse Piping

    5. INSTALLING IMPULSE PIPING Impulse piping Nipple NOTE Vent plug 3-valve (optional) manifold Ball head After completing the connection of the transmit- lock nut Stop valve ter and 3-valve manifold, be sure to CLOSE the (low pressure side) low pressure and high pressure stop valves, Pipe Equalizing valve Pipes...
  • Page 28 5. INSTALLING IMPULSE PIPING (2) Position of Process Pressure Taps and (6) Preventing Wind Speed Effects in Very Transmitter Low Differential Pressure Measurement If condensate (or gas) accumulates in the impulse piping, it should be removed periodically by opening IMPORTANT the drain (or vent) plugs.

  • Page 29: Impulse Piping Connection Examples

    5. INSTALLING IMPULSE PIPING 5.2 Impulse Piping Connection Examples Figure 5.2 shows examples of typical impulse piping connections. Before connecting the transmitter to the process, study the transmitter installation location, the process piping layout, and the characteristics of the process fluid (corrosiveness, toxicity, flammability, etc.), in order to make appropriate changes and additions to the connection configurations.

  • Page 30: Wiring

    6. WIRING WIRING 6.1 Wiring Precautions 6.3 Connections of External Wiring to Terminal Box 6.3.1 Power Supply Wiring Connection IMPORTANT Connect the power supply wiring to the SUPPLY + • Lay wiring as far as possible from electrical and – terminals. noise sources such as large capacity transform- ers, motors, and power supplies.

  • Page 31: Check Meter Connection

    6. WIRING (2) Intrinsically Safe Type 6.3.4 Check Meter Connection For intrinsically safe type, a safety barrier must be Connect the check meter to the CHECK + and – included in the loop. terminals (use hooks). • A 4 to 20 mA DC output signal from the CHECK + Hazardous Location Nonhazardous Location and –...

  • Page 32: Flameproof Type

    6. WIRING 6.5 Grounding (2) Flameproof Type Wire cables through a flameproof packing adapter, or Grounding is always required for the proper operation using a flameproof metal conduit. of transmitters. Follow the domestic electrical require- Wiring cable through flameproof packing adapter. ments as regulated in each country.

  • Page 33: Operation

    7. OPERATION OPERATION (b) Turn ON power and connect the BT200. 7.1 Preparation for Starting Open the terminal box cover, and connect the Operation BT200 to the SUPPLY + and – terminals. (c) Using the BT200, confirm that the transmitter is The Model EJA110A, EJA120A and EJA130A operating properly.

  • Page 34: Zero Point Adjustment

    7. OPERATION Confirming that Transmitter is Operating 7.2 Zero Point Adjustment Properly Using the BT200 Adjust the zero point after operating preparation is • If the wiring system is faulty, ‘communication error’ completed. appears on the display. • If the transmitter is faulty, ‘SELF CHECK ERROR’ appears on the display.

  • Page 35: Starting Operation

    7. OPERATION Using the BT200 IMPORTANT Zero point can be adjusted by simple key operation of the BT200. • Remove the BT200 from the terminal box, and confirm that none of the terminal screws are Select parameter J10: ZERO ADJ, and press the loosened.

  • Page 36: Venting Or Draining Transmitter Pressure-Detector Section

    7. OPERATION 7.5.2 Venting Gas 7.5 Venting or Draining Transmit- ter Pressure-detector Section 1) Gradually open the vent screw to vent gas from the transmitter pressur-detector section. (See Figure Since this transmitter is designed to be self-draining 7.5.2.) and self-venting with vertical impulse piping connec- 2) When the transmitter is completely vented, close tions, neither draining nor venting will be required if the vent screw.
  • Page 37 7. OPERATION 6) Press the range-setting push-button. The integral indicator then displays “HSET.” (Note 1) 7) Apply a pressure of 3 MPa to the transmitter. 8) Turn the external zero-adjustment screw in the desired direction. The integral indicator displays the output signal in %.

  • Page 38: Brain Terminal Bt200 Operation

    8. BRAIN TERMINAL BT200 OPERATION BRAIN TERMINAL BT200 OPERATION The DPharp is equipped with BRAIN communications 8.2 BT200 Operating Procedures capabilities, so that range changes, Tag No. setup, monitoring of self-diagnostic results, and zero point 8.2.1 Key Layout and Screen Display adjustment can be handled by remote control via Figure 8.2.1a shows the arrangement of the operating BT200 BRAIN TERMINAL or CENTUM CS console.

  • Page 39: Operating Key Functions

    8. BRAIN TERMINAL BT200 OPERATION 8.2.2 Operating Key Functions Use the function key [F1] to enter symbols. The CODE following symbols will appear in sequence, one at a (1) Alphanumeric Keys and Shift Keys time, at the cursor each time you press [F1] CODE: You can use the alphanumeric keys in conjunction with / .

  • Page 40: Calling Up Menu Addresses Using The Operating Keys

    FEED 4. LCD contrast setting 5. Adjusting printout tone (UTIL) (BT200-P00 only) PARAM 01:MODEL EJA110A-DM INITIAL 02:TAG NO. FUNC DATA YOKOGAWA 1.MENU (ESC) SCREEN 03:SELF CHECK 2.UPLOAD TO BT200 GOOD 3.DOWNLOAD TO INST 4.PRINT ALL DATA HOME (SET) (ADJ) (HOME MENU SCREEN)

  • Page 41: Setting Parameters Using The Bt200

    8. BRAIN TERMINAL BT200 OPERATION 8.3 Setting Parameters Using the BT200 8.3.1 Parameter Summary Instruments to which applicable: F: Differential pressure transmitters EJA110A, EJA120A, and EJA130A P: Pressure transmitters EJA310A, EJA430A, EJA440A, EJA510A, and EJA530A L: Liquid level transmitters EJA210A and EJA220A Applica- Rewrita- bility...
  • Page 42 8. BRAIN TERMINAL BT200 OPERATION Applica- Rewrita- bility Item Description Remarks Default Value bility AUX SET 1 Auxiliary setting data 1 Menu name — D30 TEMP UNIT Temperature setting deg C/deg F deg C units D31 STAT. P. UNIT Static pressure setting Selected from mmH O, mmAq, As specified when ordered.

  • Page 43: Parameter Usage And Selection

    8. BRAIN TERMINAL BT200 OPERATION 8.3.2 Parameter Usage and Selection IMPORTANT Before describing the procedure for setting parameters, If the transmitter is turned off within 30 seconds we present the following table showing how the after parameters have been set, the set data will parameters are used and in what case.

  • Page 44: Setting Parameters

    8.3.3 Setting Parameters This is the panel for confirming C10:TAG NO. Set or change the parameters as necessary. After YOKOGAWA set data. The set data items flash. FIC-1a completing these, do not fail to use the “DIAG” key to When all items have been confir-...

  • Page 45: Damping Time Constant Setup

    8. BRAIN TERMINAL BT200 OPERATION b. Setting Calibration Range Lower • Example 2: With present settings of 0 to 30 kPa, Range Value and Higher Range Value set the Higher range value to10 kPa. (C21: LOW RANGE, C22: HIGH RANGE) Set 10.

  • Page 46: Output Mode And Integral Indicator Display Mode Setup

    8. BRAIN TERMINAL BT200 OPERATION (4) Output Mode and Integral Indicator Dis- • Example: Change the low cut setting range play Mode Setup (C40: OUTPUT MODE) from 10% to 20%, and the low The mode setting for the output signal and the integral cut mode from LINEAR to ZERO.

  • Page 47: Integral Indicator Scale Setup

    8. BRAIN TERMINAL BT200 OPERATION (6) Integral Indicator Scale Setup % indication and User-set engineering The following 5 displays are available for integral input pressure unit display indicators. indication D20: DISP SELECT D20: DISP SELECT D20: DISP SELECT Description NORMAL % USER SET and Display and Related parameters...

  • Page 48: Unit Setup For Displayed Temperature

    8. BRAIN TERMINAL BT200 OPERATION b. Setting User-set Engineering Unit c. Lower and Higher Range Value Setup (D21: DISP UNIT) in Engineering Unit (D22: DISP LRV, D23: DISP HRV) This parameter allows entry of the engineering units to These parameter items are used to set the lower and be displayed on the BT200.

  • Page 49: Unit Setup For Displayed Static Pressure

    8. BRAIN TERMINAL BT200 OPERATION (8) Unit Setup for Displayed Static Pressure Optional code/C1 (D31: STAT.P.UNIT) The parameter is set to LOW. If a failure, output which Follow the procedure below to change the static is –5% or lower is generated. The parameter D53: pressure units.

  • Page 50: Bi-Directional Flow Measurement Setup

    8. BRAIN TERMINAL BT200 OPERATION (13) Bi-directional Flow Measurement Setup (14) Range Change while Applying Actual (E30: BI DIRE MODE) Inputs (H10: AUTO LRV, H11: AUTO HRV) (a) This parameter enables selection of 50% output at This feature allows the lower and higher range values an input of 0 kPa.

  • Page 51: Zero Point Adjustment

    8. BRAIN TERMINAL BT200 OPERATION Note that changing the higher range value does not (a) Follow the procedure below when setting the cause the lower range value to change but does change present output to 0% (4 mA). the span. Output is 0.5%.

  • Page 52: Test Output Setup

    8. BRAIN TERMINAL BT200 OPERATION (b)-2 Follow the procedure below to use J11: ZERO • Example: Inhibiting zero adjustment by the DEV. external zero-adjustment screw Use the key to Present output is 41.0%. J20:EXIT ZERO ADJ A10:OUTPUT (%) ENABLE select “INHIBIT.” 41.0 % <...

  • Page 53: User Memo Fields

    8. BRAIN TERMINAL BT200 OPERATION (17) User Memo Fields (M: MEMO) 8.4 Displaying Data Using the This feature provides 5 user memo fields, each holding BT200 up to 8 alphanumeric characters. Up to 5 items such as inspection date, inspector, and other information can be 8.4.1 Displaying Measured Data saved in these fields.

  • Page 54: Self-Diagnostics

    The initial data panel shows the PARAM <(a) SETUP PANEL> 01:MODEL EJA110A-DM result of current transmitter 02:TAG NO. YOKOGAWA For the details of the messages listed below, see Table diagnostics. 03:SELF CHECK ERROR 8.5.1 Error Message Summary. CAP MODULE FAULT...

  • Page 55: Checking With Integral Indicator

    8. BRAIN TERMINAL BT200 OPERATION (2) Checking with Integral Indicator NOTE If an error is detected in the self-diagnostic, an error number is displayed on the integral indica- tor. If there is more than one error, the error number changes at two-second intervals. See Table 8.5.1 regarding the error numbers.

  • Page 56: Errors And Countermeasures

    8. BRAIN TERMINAL BT200 OPERATION 8.5.2 Errors and Countermeasures The table below shows a summary of error messages. Table 8.5.1 Error Message Summary Integral Output Operation Indicator BT200 Display Cause Countermeasure during Error Display None GOOD ERROR ---- Capsule problem. Outputs the signal Replace capsule.

  • Page 57: Maintenance

    9. MAINTENANCE MAINTENANCE 9.1 Overview 9.2 Calibration Instruments Se- lection WARNING Table 9.2.1 shows the instruments required for calibra- tion. Select instruments that will enable the transmitter Since the accumulated process fluid may be to be calibrated or adjusted to the required accuracy. toxic or otherwise harmful, take appropriate care The calibration instruments should be handled carefully to avoid contact with the body, or inhalation of...
  • Page 58 0.1% level, there are difficulties in calibration to this level in the field. For calibration to the 0.1% level, contact Yokogawa representatives from which the instrument was purchased or the nearest Yokogawa office.

  • Page 59: Disassembly And Reassembly

    Phillips screwdriver JIS B4633, No. 2 a transmitter. If such modification is absolutely Slotted screwdriver required, contact Yokogawa. Allen wrenches JIS B4648 One each, nominal 3 and 5 mm Allen wrenches This subsection describes the procedure for replacing...

  • Page 60: Replacing The Cpu Board Assembly

    9. MAINTENANCE Attaching the Integral Indicator 9.4.2 Replacing the CPU Board Assembly Integral indicator can be installed in the following three This subsection describes the procedure for replacing directions. the CPU assembly. (See Figure 9.4.2) Removing the CPU Assembly 1) Remove the cover. If an integral indicator is mounted, refer to Subsection 9.4.1 and remove the indicator.

  • Page 61: Cleaning And Replacing The Capsule Assembly

    6) Remove the capsule assembly. Yokogawa. 7) Clean the capsule assembly or replace with a new The user is permitted, however, to replace a one.

  • Page 62: Replacing The Process Connector Gaskets

    Since some problems have Allen screw complex causes, these flow charts may not identify all. If you have difficulty isolating or correcting a problem, contact Yokogawa service personnel. 9.5.1 Basic Troubleshooting Capsule gasket First determine whether the process variable is actually...

  • Page 63: Troubleshooting Flow Charts

    Fix pressure leaks, paying particular attention to connections for impulse piping,pressure-detector section, etc. Adjust the zero point. Is there Contact Yokogawa service personnel. continuity through the transmitter loop wiring? F0908.EPS Do the loop numbers match? Find/correct broken conductor or wiring error.
  • Page 64 Provide lagging and/or cooling, or allow adequate ventilation. Were appropriate instruments used for calibration? Refer to Section 9.2 when selecting instruments for calibration. Is output adjusted correctly? Adjust the output. Contact Yokogawa service personnel. F0909.EPS IM 01C21B01-01E...

  • Page 65: General Specifications

    10. GENERAL SPECIFICATIONS 10. GENERAL SPECIFICATIONS 10.1 Standard Specifications Output “ ”: Refer to IM 01C22T02-01E for F OUNDATION Two wire 4 to 20 mA DC output with digital Fieldbus communication type and IM 01C22T03- communications, linear or square root program- 00E for PROFIBUS PA communication type mable.
  • Page 66 10. GENERAL SPECIFICATIONS Installation Non-wetted Parts Materials: Bolting; Supply & Load Requirements “ ”: SCM435, SUS630, or SUH660 * Safety approvals can affect electrical requirements. Housing; See Section 6.6, ‘Power Supply Voltage and Load Low copper cast-aluminum alloy with polyurethane Resistance.’...

  • Page 67: Model And Suffix Codes

    10. GENERAL SPECIFICATIONS 10.2 Model and Suffix Codes Model EJA110A Model Suffix Codes Description EJA110A · · · · · · · · · · · · · · · · · · · · · · · · Differential pressure transmitter Output Signal 4 to 20 mA DC with digital communication (BRAIN protocol) -D ·...
  • Page 68 10. GENERAL SPECIFICATIONS Model EJA120A Model Suffix Codes Description ....Differential pressure transmitter (for draft application) EJA120A -D ....4 to 20 mA DC with digital communication (BRAIN protocol) Output Signal -E .
  • Page 69 10. GENERAL SPECIFICATIONS Model EJA130A Suffix Codes Model Description ......Differential pressure transmitter EJA130A -D ..... . . 4 to 20 mA DC with digital communication (BRAIN protocol) Output Signal -E .

  • Page 70: Optional Specifications

    10. GENERAL SPECIFICATIONS 10.3 Optional Specifications For F Fieldbus explosion protected type, see IM 01C22T02-01E. OUNDATION For PROFIBUS PA explosion protected type, see IM 01C22T03-00E. Item Description Code FM Explosionproof Approval Explosionproof for Class I, Division 1, Groups B, C and D Dust-ignitionproof for Class II/III, Division 1, Groups E, F and G Hazardous (classified) locations, indoors and outdoors (NEMA 4X) Temperature class: T6...
  • Page 71 10. GENERAL SPECIFICATIONS Item Description Code CSA Explosionproof Approval Certificate: 1089598 Explosionproof for Class I, Division 1, Groups B, C and D Dustignitionproof for Class II/III, Division 1, Groups E, F and G Division2 ‘SEALS NOT REQUIRED’ , Temp. Class: T4, T5, T6 Encl Type 4x Max.
  • Page 72 10. GENERAL SPECIFICATIONS Item Description Code Amplifier cover only Color change Painting Amplifier cover and terminal cover, Munsell 7.5 R4/14 Coating change Epoxy resin-baked coating Transmitter power supply voltag: 10.5 to 32 V DC (10.5 to 30 V DC for intrinsically safe Lightning protector type, 9 to 32 V DC for F Fieldbus and PROFIBUS PA communication type.)

  • Page 73: Dimensions

    10. GENERAL SPECIFICATIONS 10.4 Dimensions Model EJA110A and EJA120A Vertical Impulse Piping Type Process connector upside (INSTALLATION CODE ‘6’) (For CODE ‘2’, ‘3’ or ‘7’, refer to the notes below.) Unit: mm (approx. inch) Process connection External indicator (Optional) conduit connection 259(10.20) Blind plug (Optional)
  • Page 74 10. GENERAL SPECIFICATIONS Model EJA130A Vertical Impulse Piping Type Process connector upside (INSTALLATION CODE ‘6’) (For CODE ‘2’, ‘3’ or ‘7’, refer to the notes below.) Unit: mm (approx. inch) 259(10.20) 132(5.20) 200(7.87) High (2.13) 97(3.82) 146(5.75) pressure pressure side (Note 1) side Process Internal...

  • Page 75: Parts List

    (Note 1) Applicable for BRAIN and HART protocol versions (Output signal code D and E). For F Fieldbus protocol OUNDATION version (Output signal code F), consult Yokogawa local office. CMPL 01C21A01-02E All Rights Reserved, Copyright © 1997, Yokogawa Electric Corporation.
  • Page 76 Parts List Horizontal Impulse Piping Type 11–1 4–1 4–1 10–1 12–1 12–2 13–1 For EJA130A 11–2 10–2 4–2 13–3 4–2 13–2 12–3 CMPL 01C21B00-01E All Rights Reserved, Copyright © 1999, Yokogawa Electric Corporation. 5th Edition: May 2002(YK) Yokogawa Electric Corporation...
  • Page 77 Vertical Impulse Piping Type 4–1 13–1 11–1 12–1 4–1 10–1 For EJA130A 13–3 13–2 11–2 12–3 4–2 4–2 10–2 CMPL 01C21B00-01E July 2001 Subject to change without notice. Printed in Japan.
  • Page 78 Item Part No. Description — Capsule Assembly (see Table 1, Table 2 and Table 3 on page 5) (Note 1) F9300AJ O-Ring Below Gasket F9340GA Teflon-coated SUS316L Stainless Steel (for EJA110A with Wetted F9340GC Teflon-coated SUS316L Stainless Steel (degreased) Parts Material code S) F9340GE PTFE Teflon (for EJA110A with Wetted Parts Material...
  • Page 79 (Note 1) In case of degrease cleansing treatment (Optional code/K1 or K5), consult YOKOGAWA local office. (However, see Table 1, Table 2 and Table 3 in case of Optional code/K2 or K6) (Note 2) In case of degrease cleansing treatment (Optional code/K1, K2, K5 or K6), consult YOKOGAWA local office. CMPL 01C21B00-01E May 2002 Subject to change without notice.
  • Page 80 Capsule Assembly Part Number EJA110A Table 1. Capsule Assembly Part Number (Item 1) For General-use type, Flameproof type and Intrinsically safe type Installation of High Pressure Capsule Wetted Parts Material Code Transmitter Side Code S(*1) S(*2) H, A T, D M, B F9349AA F9352AA...
  • Page 81 REVISION RECORD Title: Model EJA110A, EJA120A and EJA130A Differential Pressure Transmitter Manual No.: IM 01C21B01-01E Edition Date Page Revised Item Jun. 1997 – New publication Mar. 1998 CONTENTS Page 3 • Add REVISION RECORD. • Add ‘NOTE’ notice for F Fieldbus and HART protcol OUNDATION versions.
  • Page 82 Edition Date Page Revised Item Sep. 2000 CMPL CMPL 1C21A1-02E 4th 5th(Manual Change) • Add part numbers to 7-1 CPU Assembly. (Continued) F9342AF and F9342AM CMPL 1C21A1-02E 5th • Add part numbers to 7-2 CPU Assembly. F9342BG • Change part number of 7-1 CPU Assembly. F9342BC F9342BB •...

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