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User's Manual EJX118A and EJX438A Diaphragm

1. m k Diaphragm seal jm B3 E lt 2571 ah E n h r 0 98 Flushing 5 CL el connection ring X Q Old o ajo aj Si amp SIS Y cr A n gh Capillary Capillary T length Drain vent plug length T LT X o O O O Extended type 1 When wetted parts material code UW titanium D value is 34 1 34 C 2 Indicates inside diameter of gasket contact surface E 2g 3 In case where process flange material is JIS S25C D oA value of f is 0 g lt gt 4 In case where process flange material is JIS SUS304 ET U H in ANSI JPI flange value of f is included in t y oA rt i 5 Flushing connection ring SES A Zi CH Straight type Reducer type tust imm KR n oh 30 Ip UT Capillary E 7 SW SS Spiral sl Spiral i KR gasket i gasket Q A d For flange size For flange size 3 or 2 inch 1 1 2 inch 6 When option code K1 or K5 is selected add 11 mm 0 28 inch e Combination type 7 The specified capillary length includes the extension length X2 and the flange thickness t E E Ap C g K eege a n gh 2A n oh on Extension length X2 x ILC t Extension code X2 ch ae So J i 1 2 50 1 97 NN uu Im
2. cx Installation of Explosion protected Transmitters An explosion protected transmitters is certified for installation in a hazardous area containing specific gas types See subsection 2 9 Installation of an Explosion Protected Transmitters 2 5 Pressure Connection A CAUTION Neverloosen the process flange bolts when an instrument is installed in a process The device is under pressure and a loss of seal can result in a sudden and uncontrolled release of process fluid Since the accumulated process fluid may be toxic or otherwise harmful take appropriate steps to prevent the contact of such fluids with the skin or eyes and the inhalation of vapors from these fluids even after dismounting the instrument from process line for maintenance The following precautions must be observed in order to safely operate the transmitter under pressure a Make sure that there are no leaks in the impulse piping b Never apply a pressure higher than the specified maximum working pressure 2 6 Waterproofing of Cable Conduit Connections Apply a non hardening sealant to the threads to waterproof the transmitter cable conduit connections See figure 5 8 5 9 and 5 10 2 7 Restrictions on Use of Radio Transceivers 4 IMPORTANT Although the transmitter has been designed to resist high frequency electrical noise if a radio transceiver is used near the transmitter or its external wiring the transmitter may
3. 2 3 2 9 1 FEM Approval tee ERRARE TR ARES Ee See 2 4 2 9 2 CSA Certification sssssssssssssssseseeee enne 2 5 2 9 3 CENELEC ATEX KEMA Certification sss 2 7 2 9 4 IECEX ees geen desen ee einem a edet dns 2 11 2 10 EMC Conformity Standards eese nennen 2 12 2 11 Pressure Equipment Directive PED eene 2 12 2 12 Low Voltage Directive sic ciecciecccccccecccesccessctescessctecctssctecctesctecctecstecteesctecctesczess 2 12 3 Component Names ssssssssssssnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nennu nnmnnn nnmnnn 3 1 4 yy i fe E a AE 4 1 PrecautiOlS ee ee ee EE EES 4 1 4 2 Mounting the Diaphragm Seals eene 4 1 4 3 Transmitter Mounting esses nennen nennen nnn nennen 4 2 4 4 Mounting the Flushing Connection Ring eene 4 4 4 4 1 Mounting to Pressure Detector Section sss 4 4 4 4 2 Mounting to Process Flange see 4 4 6th Edition Apr 2010 KP IM 01C25H01 01E All Rights Reserved Copyright 2004 Yokogawa Electric Corporation 5 4 5 Affixing the Teflon Film cecinere nnn nennen 4 5 4 6 Rotating Transmitter Section eese 4 5 4 7 Changing Integral Indicator Direction eeeeeeenene 4 5 WINO Me H Y 5
4. 150 mm O Fill fluid Process temp Ambient temp At For general use Silicone oil OJO 10 to 250 C 10 to 60 C p B For general use Silicone oil OJO 30 to 180 C 15 to 60 C Corres For high temperature use silicone oil OJO 10 t0 310 C 10to60 C Dee For oil prohibited use fluorinated ol OJO 20 to 120 C 10 to 60 C Ecce For low temperature use ethylene glycol OO 50 to 100 C 40 to 60 C Capillary connection Bec Back of diaphragm seal unit OJO 2 Always 2 OJO Capillary length 3 1 1m olo 2 2m OJo 3 3m OJO 4 4m OO 5 5m OJo 6 6m OQ T 7m O O 8 8m Oj O 9 9m OJo A 10m OO Option codes O Optional specification The gt marks indicate the most typical selection for each specification Example EJX118A DMSCG 912bEN EA14B1SE02 BB25 L1 EJX438A DASCG 912EN EA14B1SE01 BB25 L1 Il Seetable 8 2 Gasket contact surface on page 8 3 2 Even in case where fill fluid code D fluorinated oil is selected if degrease cleansing treatment or both degrease cleansing and dehydrating treatment for the wetted parts is required specify option code K1 or K5 3 The specified capillary length includes the extension length X2 and the flange thickness t 4 Forged version of the material may be used The marks indicate the construction materials conform to NACE material recommendations per MR01 75 For the use of 316 SST material there m
5. Low cut Process alarm setting Static pressure range Signal characterizer Write protection To confirm or change the values see IM 01C25T01 01E or 01C25T03 01E 6 2 Zero Point Adjustment After completing preparations for operating the transmitter adjust the zero point Zero point adjustment can be done by turning the transmitter s zero adjustment screw or by using the communicator This section describes the procedure for the zero adjustment screw For the communicator procedure see the communication manual A IMPORTANT Do not turn off the power to the transmitter immediately after performing a zero point adjustment Powering off within 30 seconds of performing this procedure will return the zero point to its previous setting A NOTE Before performing this adjustment make sure that the external zero adjustment function has NOT been disabled by a parameter setting To check the output signal use a digital multimeter calibrator or communicator 1 When you can obtain the Low Range Value from the actual measured value of 0 0 kPa atmospheric pressure Zero adjustment Screw cover F0605 ai The zero adjustment screw is located inside the cover Use a slotted screwdriver to turn the zero adjustment screw Turn the screw clockwise to increase the output or counterclockwise to decrease the output The zero point adjustment can be made with a resolution of 0 01 of the setting range The
6. 27 1 06 30 1 18 P4 JPI class 600 155 6 10 114 3 4 50 86 3 39 44 1 73 28 9 1 14 6 4 0 25 4 22 0 87 27 1 06 30 1 18 Il When wetted parts material code UW titanium is selected value is 34 1 34 2 Indicates inside diameter of gasket contact surface 3 Incase where process flange material is JIS S25C value of fis 0 4 In case where process flange material is JIS SUS304 in ANSI JPI flange value of f is included in t IM 01C25H01 01E 8 General Specifications 8 1 8 Terminal Configuration Terminal Wiring Communication SUPPLY i Power supply and output terminal terminals BT200 etc Check meter connection book connection hook CHECK External indicator ammeter terminal or or Status contact output terminal ALARM S when AL is specified ae Ground terminal 1 When using an external indicator or check meter the internal resistance must be 10 O or less A check meter or indicator CHECK or ALARM cannot be connected when AL option is specified 2 Not available for fieldbus communication type SUPPLY SUPPLY F0813 ai lt Factory Setting gt Tag Number As specified in order Amplifier Damping 2 2 sec or as specified in order Output Mode Linear unless otherwise specified in order Calibration Range Lower Range Value As specified in order Calibration Range Upper Range Value As spe
7. EN61326 1 Class A Table2 For use in industrial locations EN61326 2 3 A CAUTION To meet EMC regulations Yokogawa recommends that customers run signal wiring through metal conduits or use shielded twisted pair cabling when installing EJX series transmitters in a plant 2 11 Pressure Equipment Directive PED 1 General EJX Series pressure transmitters are categorized as piping under the pressure accessories section of directive 97 23 EC which corresponds to Article 3 Paragraph 3 of PED denoted as Sound Engineering Practice SEP 2 Technical Data Article 3 Paragraph 3 of PED denoted as Sound Engineering Practice SEP 3 Operation A CAUTION The temperature and pressure of fluid should be maintained at levels that are consistent with normal operating conditions The ambient temperature should be maintained at a level that is consistent with normal operating conditions Please take care to prevent water hammer and the like from inducing excessive pressures in pipes and valves If phenomena are likely install a safety valve or take some other appropriate measure to prevent pressure from exceeding PS Take appropriate measures at the device or System level to protect transmitters if they are to be operated near an external heat source 2 12 Low Voltage Directive Applicable standard EN61010 1 1 Pollution Degree 2 Pollution degree describes the degree to which a solid liquid
8. b IECEx Flameproof Type Caution for IECEx flameproof type Note 1 Model EJX Series pressure transmitters with optional code SF2 or SU2 are applicable for use in hazardous locations No IECEx CSA 07 0008 Applicable Standard IEC60079 0 2004 IEC60079 1 2003 Flameproof for Zone 1 Ex d IIC T6 T4 Enclosure IP66 and 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 15 C when HE is specified Supply Voltage 42 V dc max Output Signal 4 to 20 mA dc IM 01C25H01 01E 2 Handling Cautions gt 2 12 Note 2 Wiring n hazardous locations the cable entry devices shall be of a certified flameproof type suitable for the conditions of use and correctly installed Unused apertures shall be closed with suitable flameproof certified blanking elements Note 3 Operation WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING WARNING WHEN AMBIENT TEMPERATURE 2 65 C USE THE HEAT RESISTING CABLES 2 90 C 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 modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void IECEx Certification 2 10 EMC Conformity Standards
9. C amp D Class ll Division 1 Groups E F amp G and Class III Division 1 Class I Zone 0 in Hazardous Locations AEx ia IIC e Nonincendive for Class Division 2 Groups A B C amp D Class Il Division 2 Groups F amp G and Class III Division 1 Class Zone 2 Groups IIC in Hazardous Locations Outdoor hazardous locations NEMA 4X Temperature Class T4 Ambient temperature 60 to 60 C 15 C when HE is specified Note 2 Entity Parameters Intrinsically Safe Apparatus Parameters Groups A B C D E F and G Vmax 30 V Ci 6 nF Imax 200 mA Li 0 uH Pmax 1W Associated Apparatus Parameters FM approved barriers Voc lt 30V Ca gt 6 nF Isc 200 mA La 0 uH Pmax s 1W Intrinsically Safe Apparatus Parameters Groups C D E F and G Vmax 30 V Ci 2 6 nF Imax 225 mA Li 0 uH Pmax 1W Associated Apparatus Parameters FM approved barriers Voc lt 30V Ca gt 6 nF Isc lt 225 mA La 0 uH Pmaxs1W Entity Installation Requirements Vmax 2 Voc or Uo or Vt Imax 2 Isc or lo or It Pmax or Po lt Pi Ca or Co 2 Ci Ccable La or Lo 2 Li Lcable Note 3 Installation Barrier must be installed in an enclosure that meets the requirements of ANSI ISA S82 01 Control equipment connected to barrier must not use or generate more than 250 V rms or V dc Installation should be in accordance with ANSI ISA RP12 6 Installation of Intrinsically Safe Systems for Haz
10. E Regarding This Manual This manual should be provided to the end user The contents of this manual are subject to change without prior notice All rights reserved No part of this manual may be reproduced in any form without Yokogawa s written permission 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 Ham question arises or errors are found or if any information is missing from this manual please inform the nearest Yokogawa sales office The specifications covered by this manual are limited to those for the standard type under the specified model number break down and do not cover custom made instruments Please note that changes in the specifications construction or component parts of the instrument may not immediately be reflected in this manual at the time of change provided that postponement of revisions will not cause difficulty to the user from a functional or performance standpoint Yokogawa assumes no responsibilities for this product except as stated in the warranty Ifthe customer or any third party is harmed by the use of this product Yokogawa assumes no responsibility for any such harm owing to any defects in the product which were not predictable or for any indirect damages The following safety symbols are used in this manual IM 01C25H01 01E 1 In
11. H DT 1 psi abs Ir Atmospheric psi abs f TT 1 I 100 14 5 pressure 100 14 5 Atmospheric pressure T E 51 7 4 10 1 4 HHE 10 14 27 0 38 LL 2 7 0 38 4 0 14 1 0 14 0 1 0 014 0 1 0 014 50 50 100 150 BuU 250 300 350 50 0 50 100 450 200 250 300 350 Process Temperature C F0801 ai Process Temperature C M Figure8 1 Working Pressure and Process Figure8 2 Working Pressure and Process Temperature Fill fluid silicone oil for general and high temperature use Temperature Fill fluid fluorinated oil for oil prohibited use and ethylene glycol for low temperature use IM 01C25H01 01E 8 General Specifications 8 3 Supply amp Load Requirements 0 Optional features or approval codes may affect electrical requirements With 24 V DC supply up to a 550 O load can be used See graph below External load 4 resistance R Q 600 3 Digital Communication range BRAIN and HART 250 e 10 5 16 6 25 2 42 Power supply voltage E V DC F0803 ai Figure 8 3 Relationship Between Power Supply Voltage and External Load Resistance Supply Voltage 10 5 to 42 V DC for general use and flameproof type 10 5 to 32 V DC for lightning protector Option code A 10 5 to 30 V DC for intrinsically safe type n or non incendive type Minimum voltage limited at 16 6 V DC for digital communications BRAIN and HART Load
12. HE 2 3to 2 11 2 9 Add limitation of ambient temperature for HE 6 2 6 2 1 Replace the figure 8 4 8 1 Add material for cover O rings 8 12 8 3 Add HE IM 01C25H01 01E
13. material there may be certain limitations for pressure and temperature Please refer to NACE standards for details IM 01C25H01 01E 8 General Specifications 8 12 8 3 Optional Specifications For Explosion Protected type 0 Item Description Code Factory Mutual FM FM Explosionproof Approval 1 Explosionproof for Class Division 1 Groups B C and D FF4 Dust ignitionproof for Class II III Division 1 Groups E F and G Hazardous classified locations indoors and outdoors NEMA 4X FM Intrinsically safe Approval 1 3 Intrinsically Safe for Class Division 1 Groups A B C and D Class II Division 1 Groups E F and G and Class III Division 1 Hazardous Locations FS1 Nonincendive for Class I Division 2 Groups A B C and D Class ll Division 2 Groups F and G and Class III Division 1 Hazardous Locations Combined FF1 and FS1 1 3 FU1 CENELEC ATEX CENELEC ATEX KEMA Flameproof Approval 1 KF21 Il 2G EExd IIC TA T5 T6 CENELEC ATEX KEMA Intrinsically safe Approval 1 3 KS2 Il 1G EEx ia IIC T4 Combined KF21 KS2 and Type n 1 3 KU21 Type n Il 3G EEx nL IIC T4 Canadian Standards CSA Explosionproof Approval 1 Association CSA For CSA C22 2 Explosionproof for Class Division 1 Groups B C and D Dustignitionproof for Class II III Division 1 Groups E F and G For CSA E60079 CF1 Flameproof for Zone1 Ex d IIC T6 T4 Enclosure IP66 and IP67 Pr
14. n m schv len m ve va em lok ln m jazyku kancel Yokogawa Visos gamini ATEX Ex kategorijos Eksploatavimo instrukcijos teikiami angl vokie i ir pranc z kalbomis Nor dami gauti prietais Ex dokumentacij kitomis kalbomis susisiekite su artimiausiu bendrov s Yokogawa biuru arba atstovu Visas ATEX Ex kategorijas izstr d jumu Lieto anas instrukcijas tiek pieg d tas ang u vacu un fran u valodas Ja v laties sa emt Ex ieri u dokumentaciju cit valoda Jums ir jasazinas ar firmas Jokogava Yokogawa tuvako ofisu vai parstavi K ik ATEX Ex toodete kasutamisjuhendid on esitatud inglise saksa ja prantsuse keeles Ex seadmete muukeelse dokumentatsiooni saamiseks p rduge l hima lokagava Yokogawa kontori v i esindaja poole Wszystkie instrukcje obs ugi dla urz dze w wykonaniu przeciwwybuchowym Ex zgodnych z wymaganiami ATEX dost pne s w jezyku angielskim niemieckim i francuskim Je eli wymagana jest instrukcja obs ugi w Pa stwa lokalnym je zyku prosimy o kontakt z najbli szym biurem Yokogawy Vsi predpisi in navodila za ATEX Ex sorodni pridelki so pri roki v angliS ini nem amp ini ter francog ini Ee so Ex sorodna navodila potrebna v va em tukejnjem jeziku kontaktirajte vas najblisi Yokogawa office ili predstaunika Az ATEX Ex m szerek g pk nyveit angol n met s francia nyelven adjuk ki Amennyiben helyi nyelven k rik az Ex eszk z k le r sait k rj k
15. or gas which deteriorates dielectric strength or surface resistivity is adhering 2 applies to normal indoor atmosphere Normally only non conductive pollution occurs Occasionally however temporary conductivity caused by condensation must be expected 2 Installation Category Overvoltage category Installation category describes a number which defines a transient overvoltage condition It implies the regulattion for impulse withstand voltage applies to electrical equipment which is supplied from the circuit when appropriate transient overvoltage control means interfaces are provided IM 01C25H01 01E 3 Component Names 3 1 3 Component Names EJX118A Transmitter section See below for details EJX438A Drain vent plug Transmitter section See below for details Flushing connection ring Cover flange Diaphragm seal Diaphragm seal with flushing connection ring high pressure side Diaphragm seal Z low pressure side Pressure detector section F0301 ai Pressure detector section Figure 3 1 Component Names External View of Flush type External indicator conduit connection Note 1 ri UU Conduit connection BESSE f NE Slide ne e Zero adjustment ote screw Integral Bee indicator Note 1 Cover flange Bolt Pressure detector section Burnout direction switch BOH a
16. terminals Use hooks A4to 20 mA DC output signal from the CHECK and terminals Note Use a check meter whose internal resistance is 10 O or less Transmitter terminal box Check meter Power supply T F0504 ai Figure 5 4 Check Meter Connection 5 3 5 Status Output Connection When option code AL is specified connect the external wiring as shown in Figure 5 5 To configure and activate the process alarm function and status output it is necessary to set some parameters Refer to each communication manual for procedures Transmitter h 24V DC terminal box Shielded cable Magnetic valve External power bez supply 30V DC 120mA max Use two wire separately shielded cables AC power supply F0505 ai Figure 5 5 Status Output Connection 5 4 Wiring 5 4 1 Loop Configuration Since the DPharp uses a two wire transmission System signal wiring is also used as power wiring DC power is required for the transmitter loop The transmitter and distributor are connected as shown below For details of the power supply voltage and load resistance see section 5 6 for communications line requirements see section 8 1 1 General use Type and Flameproof Type Hazardous Location Nonhazardous Location Transmitter terminal box Distributor Power supply unit Receiver instrument F0506 ai Connection between Transmitter and D
17. 1 5 1 Wiring Precautions sccsscssscasecsnnseciesinnnanensniononnennannis 5 1 5 2 Selecting the Wiring Materials eene 5 1 5 3 Connections of External Wiring to Terminal Box eee 5 1 5 3 1 Power Supply Wiring Connection eesssesesseesessssresrserernsenesnsenenseneenas 5 1 5 3 2 External Indicator Connechon 5 1 5 3 3 Communicator Connection eee 5 1 5 3 4 Check Meter Connection x 1 1 et t t P Pe cae 5 2 5 3 5 Status Output Conpechon nenen 5 2 5 4 WAKING a 5 2 5 4 1 Loop Configuration c leto dene Po P Orte Farbe Fore Puce re oce PO n 5 2 5 4 2 Wiring Installation series cata aee aot maet aes 5 2 5 5 ici ji 5 3 5 6 Power Supply Voltage and Load Resistance eese 5 3 POLAT OM T od 6 1 Preparation for Starting Operation eeeeesseeeeeeeeeeeee 6 1 6 2 Zero Point Adiustment 1eESEEEEEEREEEEEEREEEEEEEREEEEEEEEEEEEEEEREEEEEEEEEEEEEEEEEEEEEEEEEEER 6 2 6 3 Starting Operation nennen nint 6 3 6 4 Shutting Down Operation eese 6 3 6 5 Venting or Draining Transmitter Process Detector Section 6 3 6 5 1 Draining Condensate for Flushing Connection Ring 6 3 6 5 2 Venting Gas for Flushing Connection HRimg 6 4 6 6 Setting the Range Us
18. 3 6 mA to 21 6 mA Output limits conform to NAMUR NE43 can be pre set by option C2 or C3 Failure Alarm Output status at CPU failure and hardware error Up scale 110 21 6 mADC or more standard Down scale 596 3 2 mA DC or less Note Applicable for Output signal code D and E Damping Time Constant 1st order Amplifier damping time constant is adjustable from 0 to 100 00 seconds and added to response time Note For BRAIN protocol type when amplifier damping is set to less than 0 5 seconds communication may occasionally be unavailable during the operation especially while output changes dynamically The default setting of damping ensures stable communication Update Period Differential Pressure 45 msec Static Pressure 360 msec Zero Adjustment Limits Zero can be fully elevated or suppressed within the lower and upper range limits of the capsule External Zero Adjustment 0 External Zero is continuously adjustable with 0 01 incremental resolution of span Re range can be done locally using the digital indicator with range setting switch Integral Indicator LCD display 5 digit Numerical Display 6 digit Unit Display and Bar graph The indicator is configurable to display one or up to four of the following variables periodically Differential pressure in Scaled Differential pressure Differential Pressure in Engineering unit Static Pressure in Engineering unit See Setting When Shipped f
19. 75 25 0 98 27 1 06 P4 JPI class 600 165 6 50 127 0 5 00 100 3 94 61 2 40 31 9 1 26 6 4 0 25 8 19 0 75 25 0 98 27 1 06 D2 DIN PN10 16 165 6 50 125 4 92 100 3 94 61 2 40 18 0 71 0 4 18 0 71 25 0 98 27 1 06 D4 DIN PN25 40 165 6 50 125 4 92 100 3 94 61 2 40 20 0 79 0 4 18 0 71 25 0 98 27 1 06 D5 DIN PN64 180 7 09 135 5 31 100 3 94 61 2 40 26 1 02 0 4 22 0 87 25 0 98 27 1 06 Process flange size 1 1 2 inch 40 mm Code Flange rating D C eg gd 2 t f34 No an Sh j k J1 JIS 10K 140 5 51 105 4 13 86 3 39 44 1 73 16 0 63 0 4 19 0 75 27 1 06 30 1 18 J2 JIS 20K 140 5 51 105 4 13 86 3 39 44 1 73 18 0 71 0 4 19 0 75 27 1 06 30 1 18 J4 JIS 40K 160 6 30 120 4 72 86 3 39 44 1 73 24 0 94 0 4 23 0 91 27 1 06 30 1 18 A1 ANSI class 150 127 5 00 98 4 3 88 86 3 39 44 1 73 17 5 0 69 1 6 0 06 4 15 9 0 63 27 1 06 30 1 18 A2 ANSI class 300 155 4 6 12 114 3 4 50 86 3 39 44 1 73 20 6 0 81 1 6 0 06 4 22 4 0 88 27 1 06 30 1 18 Ad ANSI class 600 155 4 6 12 114 3 4 50 86 3 39 44 1 73 28 8 1 13 6 4 0 25 4 22 4 0 88 27 1 06 30 1 18 P1 JPI class 150 127 5 00 98 6 3 88 86 3 39 44 1 73 17 6 0 69 1 6 0 06 4 16 0 63 27 1 06 30 1 18 P2 JPI class 300 155 6 10 114 3 4 50 86 3 39 44 1 73 20 6 0 81 1 6 0 06 4 22 0 87
20. 925 190 7 48 155 6 10 24 0 94 0 8 22 0 87 96 0 5 3 78 0 02 Process flange size 3 inch 80 mm Code Flange rating oD oC 2g gd 2 t 3 4 NE ar sai jt k oA J1 JIS 10K 185 7 28 150 5 91 130 5 12 90 3 54 18 0 71 0 8 19 0 75 25 0 98 27 1 06 71 0 5 2 8 0 02 J2 JIS 20K 200 7 87 160 6 30 130 5 12 90 3 54 22 0 87 0 8 23 0 91 25 0 98 27 1 06 71 0 5 2 8 0 02 J4 JIS 40K 210 8 27 170 6 69 130 5 12 90 3 54 32 1 26 0 8 23 0 91 25 0 98 27 1 06 J6 JIS 63K 230 9 06 185 7 28 130 5 12 90 3 54 40 1 57 0 8 25 0 98 25 0 98 27 1 06 71 0 5 2 8 0 02 A1 ANSI class 150 190 5 7 50 152 4 6 00 130 5 12 90 3 54 23 9 0 94 1 6 0 06 4 19 1 0 75 25 0 98 27 1 06 71 0 5 2 8 0 02 A2 ANSI class 300 209 6 8 25 168 1 6 62 130 5 12 90 3 54 28 5 1 12 1 6 0 06 8 22 4 0 88 25 0 98 27 1 06 71 0 5 2 8 0 02 Ad ANSI class 600 209 6 8 25 168 1 6 62 130 5 12 90 3 54 38 2 1 50 6 4 0 25 8 22 4 0 88 25 0 98 27 1 06 EE P1 JPlclass 150 190 7 48 152 4 6 00 130 5 12 90 3 54 24 0 94 1 6 0 06 4 19 0 75 25 0 98 27 1 06 71 0 5 2 8 0 02 P2 JPlclass300 210 8 27 168 1 6 61 130 5 12 90 3 54 28 5 1 12 1 6 0 06 8 22 0 87 25 0 98 27 1 06 71 0 5 2 8 0 02 P4 JPlclass 600 210 8 27 168 1 6 61 130 5 12 90 3 54 38 4 1 51 6 4 0 25 8 22 0 87 25 0 98
21. Capsule temperature is outside Use heat insulation or make CAP TMP range 50 to 130 C lagging to keep temperature AL 13 Amplifier temperature is outside within range AMP TMP j range 50 to 95 C AL 30 Output is outside upper or lower Outputs high range limit value or Check input and range setting RANGE range limit value low range limit value and change them as needed AL 31 Static pressure exceeds specified Holds output immediately before SP RNG range error occurred AL 35 1 Input pressure exceeds specified Continues to operate and Check input P HI threshold output AL 36 1 P LO AL 37 1 Input static pressure exceeds SP HI specified threshold AL 38 1 SP LO AL 39 1 Detected temperature exceeds TMP HI specified threshold AL 40 1 TMP LO AL 50 Specified value is outside of setting Holds output immediately before Check setting and change them P LRV range error occurred as needed AL 51 P URV AL 52 P SPN AL 53 Continues to operate and output Check input P ADJ AL 54 Continues to operate and output Check setting and change them SP RNG holding static pressure in 96 as needed AL 55 Continues to operate and output Check input SP ADJ AL 60 Specified values or settings to Check setting and change SC CFG define signal characterizer function them as needed do not satisfy the condition AL 79 Displayed value exceeds limit OV DISP 1 These alarms may appear
22. Class II and IIl environments The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and Yokogawa Corporation of America is prohibited and will void Canadian Standards Intrinsically safe and nonincendive Certification 2 Handling Cautions gt Intrinsically Safe 2 6 Hazardous Location gt Nonhazardous Location Group IIC Zone 0 Class Il Ill Division 1 Groups A B C D E F G 1 General EJX Series Pressure 1 Purpose Transmitters i Safety Barrier Equipment Loo 04 QioaQo a4 I M I s i i TO oo His Nonincendive F0204 1 ai Hazardous Location Nonhazardous Location I Group IIC Zone 2 Class Il Division 2 Groups A B C D E F G CSA Certified Class III Division 1 Equipment EJX Series Pressure nL or Transmitters nonincendive Not Use Safety Barrier i F0204 2 ai b CSAExplosionproof Type Caution for CSA explosionproof type Note 1 Model EJX Series pressure transmitters with optional code CF1 are applicable for use in hazardous locations Certificate 2014354 Applicable Standard C22 2 No 0 C22 2 No 0 4 C22 2 No 0 5 C22 2 No 25 C22 2 No 30 C22 2 No 94 C22 2 No 61010 1 04 C22 2 No 60079 0 C22 2 No 60079 1 Explosion proof for Class I Groups B C and D Dustignition proof for Class II III Groups E F and G Enclosure TYPE 4X Temperature Code
23. N fluoro rubber option Degrees of Protection IP67 NEMA4X JIS C0920 Name plate and tag 304 SST or 316 SST optional Diaphragm seal section Process Flange JIS S25C 304 SST or 316 SST Capillary tube 316 SST Protection tube 304 SST PVC sheathed Max operating temperature of PVC 100 C 212 F Fill fluid See table 8 1 lt 8 General Specifications gt 8 4 Weight EJX118A Flush type 16 2 kg 35 7 lbs 3 inch ANSI Class150 flange capillary length 5 m without integral indicator and mounting bracket Extended type 21 8 kg 48 1 Ibs 4 inch ANSI Class150 flange extention length X2 100 mm capillary length 5 m without integral indicator and mounting bracket Combination type 19 0 kg 41 7 lbs 4 inch and 3 inch ANSI Class150 flange extention length X2 100 mm capillary length 5 m without integral indicator and mounting bracket EJX438A Flush type 7 2 kg 15 9 Ibs 3 inch ANSI Class150 flange capillary length 5 m without integral indicator and mounting bracket Extended type 12 3 kg 27 1 Ibs 4 inch ANSI Class150 flange extention length X2 100 mm capillary length 5 m without integral indicator and mounting bracket Add 1 5 kg 3 3lb for amplifier housing code 2 8 2 Model and Suffix Codes Instruction The model and suffix codes for EJX118A and EJX438A consist of two parts a transmitter body section I and a diaphragm seal section II This specification shee
24. N m 7 kgf cm Shrouding Bolt Shrouding Bolt F0702 ai Figure7 2 Shrouding Bolts 7 4 4 Replacing the Integral Indicator A CAUTION Cautions for Flameproof Type Transmitters Users are prohibited by law from modifying the construction of a flameproof type transmitter This would invalidate the agency approval for the use of the transmitter in a rated area It follows that the user is prohibited from using a flameproof type transmitter with its integral indicator removed or from adding an integral indicator to a transmitter If such modification is absolutely required contact Yokogawa This subsection describes the procedure for replacing an integral indicator See figure 7 3 m Removing the Integral Indicator 1 Remove the cover 2 While supporting the integral indicator with one hand loosen its two mounting screws 3 Dismount the LCD board assembly from the CPU assembly When doing this carefully pull the LCD board assembly straight forward so as not to damage the connector pins between it and the CPU assembly m Attaching the Integral Indicator 1 Align both the LCD board assembly and CPU assembly connectors and engage them 2 Insert and tighten the two mounting screws 3 Replace the cover IM 01C25H01 01E 8 Maintenance 7 4 Output terminal cable n Press forward adjustment screw Bracket for zero adjustment Screw pin LCD board assembly Mounting
25. Ne e for flame proof type a XA cx Mounting bracket O D 60 5 mm EJX438A Integral indicator optional External indicator 137 5 39 conduit connection optional 89 3 50 Conduit connection 110 4 33 P ug 95 3 74 12 Lem 5 213 B Zero adjustment 0 47 7 54 a eh 0 24 c d d q e gt j g EOS z 3 Sy di Lm s Sr 1O Electrical connection e CR x for code 5 and 9 Ground terminal Terminal Sige N jm e EB N Ze PE y High pressure side Bi Low pressure side o Sl 4 83822 Shrouding bolt Dagens atmosphe a for flame proof type 5 0 2 T Seem T hem tle Le g CERN A Y yo 3 L3 J Mounting bracket SR we flat type optional 2 inch pipe sese O D 60 5 mm F0811 ai IM 01C25H01 01E 8 16 8 General Specifications lt Diaphragm seal section gt e Flush type No ring flushing connection ring code 0 Unit mm Approx inch With ring flushing connection ring code 1 2 3 4 A B C and D
26. Output signal code D and E 0 to 1290 O for operation 250 to 600 O for digital communication Communication Requirements 0 Safety approvals may affect electrical requirements BRAIN Communication Distance Up to 2 km 1 25 miles when using CEV polyethylene insulated PVC sheathed cables Communication distance varies depending on type of cable used Load Capacitance 0 22 uF or less Load Inductance 3 3 mH or less Input Impedance of communicating device 10 kO or more at 2 4 kHz HART Communication Distance Up to 1 5 km 1 mile when using multiple twisted pair cables Communication distance varies depending on type of cable used Use the following formula to determine cable length for specific applications L 65 x 106 7 Cr 10 000 R x C C Where L length in meters or feet R resistance in O including barrier resistance C 7 cable capacitance in pF m or pF ft C maximum shunt capacitance of receiving devices in pF m or pF ft EMC Conformity Standards CE n200 EN61326 1 Class A Table2 For use in industrial locations EN61326 2 3 Physical Specifications Process connections See the following table Table 8 2 Flange size and rating Process connection Size Flange style JIS 10K 20K 40K 63K 2 3 inch ANSI Class 150 300 600 Flushtype 2 inch ei JPI Class 150 300 600 DIN PN10 16 25 40 64 JIS 10K 20K 40K 2 Extended 4 inch ANSI Class 150 300 type 3
27. SST 0O Extension ssec None OO Fill fluid Process temp Ambient temp MAG For general use Silicone oil OJO 10 to 250 C 10 to 60 C kB For general use Silicone oil OJO 30 to 180 C 15 to 60 C Dee For oil prohibited use fluorinated oi olo 20 to 120 C 10 to 60 C E lt For low temperature use ethylene glycol OIO 50 to 100 C 40 to 60 C Capillary connection Aree Side of diaphragm seal unit OJO 2 Always 2 OJO Capillary length 1s 1m OJO 2 2m OJo 3 3m OJO 4 4m OO 5 5m OO 6 6m OJo 7 7m OJO 8 8m OJo 9 9m OJo A 10m OO Option codes L Optional specification The b gt marks indicate the most typical selection for each specification Example EJX118A DMSCG 912EN WA18B1SW40 BA25 O EJX438A DAS2G 912bEN WA18B1SWD0 BA25 L1 1 See table 8 2 Gasket contact surface on page 8 3 2 When specified flushing connection ring code 3 4 C or D exclusive gasket is provided for transmitter side 3 Evenin case where fill fluid code D fluorinated oil is selected if degrease cleansing treatment or both degrease cleansing and dehydrating treatment for the wetted parts is required specify option code K1 or K5 4 Not applicable for gasket contact surface code 1 5 Forged version of the material may be used The marks indicate the construction materials conform to NACE material recommendations per MRO1 75 For the use of 316 SST materi
28. T6 T4 Exd IIC T6 TA Enclosure IP66 and 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 15 C when HE is specified Supply Voltage 42 V dc max Output Signal 4 to 20 mA dc IM 01C25H01 01E Note 2 Wiring All wiring shall comply with Canadian Electrical Code Part and Local Electrical Codes n hazardous location wiring shall be in conduit as shown in the figure WARNING A SEAL SHALL BE INSTALLED WITHIN 50cm OF THE ENCLOSURE UN SCELLEMENT DOIT TRE INSTALL MOINS DE 50cm DU BO TIER WARNING WHEN INSTALLED IN CL I DIV 2 SEAL NOT REQUIRED UNE FOIS INSTALLE DANS CLI DIV 2 AUCUN JOINT N EST REQUIS Non Hazardous Hazardous Locations Division 1 Locations Non hazardous 1 Location Equipment 50 cm Max e FE E EI 42 V DC Max Conduit 4 to 20 mADC 1 Sealing Fitting q signal EJX Series F0205 1 ai Non Hazardous Hazardous Locations Division 2 Locations Non hazardous Location Equipment 42 V DC Max 4 to 20 mA DC 1 Sealing Fitting Signal i EJX Series F0205 2 ai All wiring shall comply with local installation requirements and local electrical code n hazardous locations the cable entry devices shall be of a certified flameproof type suitable for the conditions of use and correctly installed Unused apertur
29. and 6596 R H a o When storing the transmitter repack it carefully in the packaging that it was originally shipped with c Ifthe transmitter has been used thoroughly clean the diaphragm surface of the diaphragm seal pressure detector section so that there is no process fluid remaining on them Before placing it in storage also make sure that the pressure detector is securely connected to the transmitter section IM 01C25H01 01E 2 Handling Cautions gt 2 2 2 4 Selecting the Installation Location The transmitter is designed to withstand severe environmental conditions However to ensure that it will provide years of stable and accurate performance take the following precautions when selecting the installation location a Ambient Temperature Avoid locations subject to wide temperature variations or a significant temperature gradient If the location is exposed to radiant heat from plant equipment provide adequate thermal insulation and or ventilation o Ambient Atmosphere Do not install the transmitter in a corrosive atmosphere If this cannot be avoided there must be adequate ventilation as well as measures to prevent the leaking of rain water and the presence of standing water in the conduits Shock and Vibration Although the transmitter is designed to be relatively resistant to shock and vibration an installation site should be selected where this is kept to a minimum CH
30. be affected by high frequency noise pickup To test this start out from a distance of several meters and slowly approach the transmitter with the transceiver while observing the measurement loop for noise effects Thereafter use the transceiver outside the range where the noise effects were first observed 2 8 Insulation Resistance and Dielectric Strength Test Since the transmitter has undergone insulation resistance and dielectric strength tests at the factory before shipment normally these tests are not required If the need arises to conduct these tests heed the following a Do not perform such tests more frequently than is absolutely necessary Even test voltages that do not cause visible damage to the insulation may degrade the insulation and reduce safety margins IM 01C25H01 01E 2 Handling Cautions gt 2 3 b Never apply a voltage exceeding 500 V DC 100 V DC with an internal lightning protector for the insulation resistance test nor a voltage exceeding 500 V AC 100 V AC with an internal lightning protector for the dielectric strength test Before conducting these tests disconnect all signal lines from the transmitter terminals The procedure for conducting these tests is as follows O Insulation Resistance Test 1 Short circuit the and SUPPLY terminals in the terminal box 2 Tum OFF the insulation tester Then connect the insulation tester plus lead wire to the shorted SU
31. cease JPI class 300 O O Aio ee ANSI class 600 P4 ecu JPI class 600 O O een n nnm DIN PN10 16 olo D4 en n mn n DIN PN25 40 OIVO D5 eenn m GI DIN PN64 olo Process connection size E 3 inch 80 mm OJO Process flange size Se siege owes s aai 2 inch 50 mm OJO Flange material a ects sie JIS S25C Oojo pb IBI 8 304 SST 10 olo eee 316 SST 10 olo Gasket contact surface 1 KR E Serration for ANSI flange with wetted parts material O O SW only Qe iss Es sce Flat no serration Olio Wetted parts material Diaphragm Others SW 316L SST 316L SST OO HW Hastelloy C 276 9 Hastelloy C 276 9 O O TW Tantalum Tantalum OO UW Titanium Titanium Oo Flushing connection ring 2 Ring Drain Vent plugs Material 0 snnm mmn None O O deeesestes Straight type R 1 4 connections 8 JIS SUS316 O 2 verres Straight type 1 4 NPT connections JIS SUS316 O __ Ae Straight type R 1 4 connections 8 JIS SUS316 O Bee Straight type 1 4 NPT connections JIS SUS316 o Extension Uaeesesgeg None OO Fill fluid Process temp Ambient temp Acts For general use Silicone ol OJo 10 to 250 C 10 to 60 C Bee For general use Silicone oil OJO 30 to 180 C 15 to 60 C tt For high temperature use silicone oil 4 7 OO 10 to 310 C 10 to 60 C Dee For oil prohibited use fluorinated ol olo 20 to 120 C 10 to 60 C oe For low temperature use ethylene glycol Olo 50 to 100 C 40 to 6
32. confirm that none of the terminal screws are loose Close the terminal box cover and the amplifier cover Screw each cover in tightly until it will not turn further There are two covers that must be locked on the ATEX Flameproof type transmitters An Allen head bolt shrouding bolt under the edge of each cover is used to lock the cover When the shrouding bolt is driven counterclockwise with an Allen wrench the bolt rotates upward and locks the cover See page 7 3 After locking the covers confirm that they are secure and cannot be opened by hand Tighten the zero adjustment cover mounting Screw to secure the cover 6 4 Shutting Down Operation Turn off the power A NOTE Whenever shutting down the transmitter for a long period detach the transmitter diaphragm seals from the tank 6 5 Venting or Draining Transmitter Process Detector Section If condensate or gas collects in the transmitter process detector section the measured pressure may be in error If it is not possible to configure the piping for self draining or self venting operation you will need to loosen the drain vent screw on the flushing connection ring to completely drain vent any stagnated liquid gas However since draining condensate or bleeding off gas gives the pressure measurement disturbance this should not be done when the loop is in operation A WARNING Since the accumulated liquid or gas may be toxic or otherwise
33. degree of zero adjustments varies with the screw turning speed turn the screw slowly to make a fine adjustment quickly to make a rough adjustment When adjusting the transmitter zero point the liquid level in a tank does not have to be set to the low limit 096 of the measuring range use a digital manometer or a glass gauge to match the transmitter output signal with the actual measured value IM 01C25H01 01E 6 Operation 6 3 2 When you cannot obtain the Low Range Value from the actual measured value of 076 Adjust the transmitter output to the actual measured value obtained by a digital manometer or a glass gauge Example The measuring range of 50 to 250 kPa the actual measured value of 130 kPa 130 50 250 50 x100 40 0 10 4mA Actual measured value Turn the screw to match the output signal to the actual measured value 6 3 Starting Operation After completing the zero point adjustment follow the procedure below to start operation 1 Confirm the operating status If the output signal exhibits wide fluctuations hunting due to periodic variation in the process pressure use the communicator to dampen the transmitter output signal Confirm the hunting using a receiving instrument or the integral indicator and set the optimum damping time constant 2 After confirming the operating status perform the following AA IMPORTANT Remove the communicator from the terminal box and
34. for a product that was produced in 2010 91K819857 032 The year 2010 2 180 8750 is a zip code which represents the following address 2 9 32 Nakacho Musashino shi Tokyo Japan IM 01C25H01 01E 2 Handling Cautions gt 2 11 2 9 4 IECEx Certification Model EJX Series pressure transmitters with optional code SU2 can be selected the type of protection IECEx Intrinsically Safe type n or flameproof 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 a l ECExIntrinsically Safe Type type n Caution for IECEx Intrinsically safe and type n Note 1 Model EJX Series differential gauge and absolute pressure transmitters with optional code SU2 are applicable for use in hazardous locations No IECEx CSA 05 0005 Applicable Standard IEC 60079 0 2000 IEC 60079 11 1999 IEC 60079 15 2001 ExiallC T4 Ex nL IIC T4 Ambient Temperature 50 to 60 C 15 C when HE is specified Max Process Temp 120 C Enclosure IP66 and IP67 Note 2 Entity Parameters ntrinsically safe rating
35. in 96 Note 2 9 Adjust the output signal to 100 5 V DC by rotating the external zero adjustment screw Doing so completes the URV setting 10 Press the range setting push button The transmitter then switches back to the normal operation mode with the measurement range of 0 to 50 kPa Note 1 Wait until the pressure inside the pressure detector section has stabilized before proceeding to the next step Note 2 Ifthe pressure applied to the transmitter exceeds the previous LRV or URV the integral indicator may display error number AL 30 In this case the output signal percent and AL 30 are displayed alternately every two seconds Although AL 30 is displayed you may proceed to the next step However should any other error number be displayed take the appropriate measure in reference to Errors and Countermeasures in each communication manual IM 01C25H01 01E 6 Operation AA IMPORTANT Do not turn off the power to the transmitter immediately after completion of the change in the LRV and or URV setting s Note that powering off within thirty seconds after setting will cause a return to the previous settings Changing LRV automatically changes URV to the following value URV previous URV new LRV previous LRV fthe range setting push button and external zero adjustment screw are not touched during a range change operation the transmitter automatically switches back to the
36. inch JPI Class 150 300 DIN PN10 16 25 40 Combination High pressure JIS 10K 20K type 3 side 4 inch ANSI Class 150 300 Extended Low pressure JPI Class 150 300 and Flush side 3 inch DIN PN10 16 25 40 1 Flushing connection rings are always attached 2 Applicable for EJX438A only 3 Applicable for EJX118A only Gasket Contact Surface See the following table Table 8 3 Gasket contact surface JIS JPI Flange DIN ANSI SW HW SW HW Wetted parts material code SE TW SE SY UW SY UW Serration o gasket contact lat TUE No serration bi S Applicable Not applicable 1 ANSI B16 5 IM 01C25H01 01E Electrical Connections See Model and Suffix Codes Transmitter Mounting 2 inch pipe mounting Wetted Parts Material Diaphragm seal Diaphragm and other wetted parts Refer to Model And Suffix Codes Flushing connection ring optional Ring and Vent Drain plugs Refer to Model And Suffix Codes Spiral gasket for transmitter side 316SST Hoop PTFE Teflon Filler Non wetted Parts Material Transmitter body section Cover flange ASTM CF 8M Cover flange bolting ASTM B7 carbon steel 316L SST stainless steel or ASTM grade 660 stainless steel Housing Low copper cast aluminum alloy with polyurethane mintgreen paint Munsell 5 6BG 3 3 2 9 or its equivalent or ASTM CF 8M stainless steel Cover O rings Buna
37. only when process alarm function is activated IM 01C25H01 01E 8 General Specifications 8 1 8 General Specifications 8 1 Standard Specifications Refer to IM 01C25T02 01E for FOUNDATION Fieldbus communication type marked with 0 Performance Specifications See General Specifications sheet GS 01C25H01 01E and GS 01C25J03 01E Functional Specifications Span amp Range Limits EJX118A M t E kPa inH2O D1 mbar D3 mmH20 D4 wi Sean 210100 810400 20101000 200 to 10000 Range 100 to 100 400to 400 1000 to 1000 10000 to 10000 Span 10to500 40to2000 100to 5000 0 1 to 5 kgf cm H Range 500 to 500 2000 to 2000 5000 to 5000 5 to 5 kgf cm EJX438A Measurement kgf cm MP D1 bar D2 Span Range i pelt SUD vos A Span 0 035 to 3 5 5to 500 0 35 to 35 0 35 t0 35 Range 0 1t0 3 5 14 5t0 500 1t035 1to 35 Flush Span 0 16to 16 23t02300 1 6to 160 1 6 to 160 type Range 0 1to 16 14 5to 2300 1to 160 1 to 160 Extended Span 0 16 to7 23to1000 1 6to70 1 6to 70 type Range 0 1t07 14 510 1000 1to70 1t070 1 Measurement range is within the flange rating Output 9 Two wire 4 to 20 mA DC output with digital communications linear or square root programmable BRAIN or HART FSK protocol are superimposed on the 4 to 20 mA signal Output range
38. pressure HP process connection to ensure a positive head pressure of fill fluid Pay special attention to vacuum applications If it can not be installed at least 600 mm below the HP process connection please use the equation below He P P0 xdHg x7 5x10 3 mm ds h Vertical height between the HP process connection and the transmitter mm hs0 Install the transmitter at least h mm below the HP process connection h gt 0 Install the transmitter at most h mm above the HP process connection P Pressure in the tank Pa abs P0 Minimum working pressure limit of the transmitter Pa abs If the ambient temperature range is 10 to 50 C 2951 Wetted parts material code SW SE and SY 3185 Wetted parts material code TW 4573 Wetted parts material code HW 3810 Wetted parts material code UW ds Specific gravity of fill fluid at 25 C refer to table 8 1 on section 8 1 Standard Specifications dHg Specific gravity of the Mercury 13 6 at 25 C Figure 4 4 Figure 4 5 lt 4 Installation gt Low pressure side F0404 ai Example of Installation to Tank for Differential Pressure Transmitter Caution on Installation F0405 ai Example of Installation to Tank for Gauge Pressure Transmitter Caution on Installation IM 01C25H01 01E 4 Installation 4 4 4 4 Mounting the Flushing Connection Ring 4 4 1 Mounting to Pressure Detector Section The flushing connection
39. ricevere i manuali operativi di prodotti Ex in lingua locale mettersi in contatto con l ufficio Yokogawa pi vicino o con un rappresentante Todos los manuales de instrucciones para los productos antiexplosivos de ATEX est n disponibles en ingl s alem n y franc s Si desea solicitar las instrucciones de estos art culos antiexplosivos en su idioma local deber ponerse en contacto con la oficina o el representante de Yokogawa m s cercano Alle handleidingen voor producten die te maken hebben met ATEX explosiebeveiliging Ex zijn verkrijgbaar in het Engels Duits en Frans Neem indien u aanwijzingen op het gebied van explosiebeveiliging nodig hebt in uw eigen taal contact op met de dichtstbijzijnde vestiging van Yokogawa of met een vertegenwoordiger Kaikkien ATEX Ex tyyppisten tuotteiden k ytt hjeet ovat saatavilla englannin saksan ja ranskankielisina Mik li tarvitsette Ex tyyppisten tuotteiden ohjeita omalla paikallisella kielell nnne ottakaa yhteytt l himp n Yokogawa toimistoon tai edustajaan Todos os manuais de instru es referentes aos produtos Ex da ATEX est o dispon veis em Ingl s Alem o e Franc s Se necessitar de instru es na sua l ngua relacionadas com produtos Ex dever entrar em contacto com a delega o mais pr xima ou com um representante da Yokogawa Tous les manuels d instruction des produits ATEX Ex sont disponibles en langue anglaise allemande et francaise Si vous n
40. screw Amplifier Cover Removing and Attaching LCD Board Assembly and CPU Assembly Figure 7 3 7 4 2 Replacing the CPU Board Assembly This subsection describes the procedure for replacing the CPU assembly See figure 7 3 m Removing the CPU Assembly 1 Remove the cover If an integral indicator is mounted refer to subsection 7 4 1 and remove the indicator 2 Tum the zero adjustment screw to the position where the screw head slot is horizontal as shown in figure 7 3 3 Disconnect the output terminal cable cable with brown connector at the end When doing this lightly press the side of the CPU assembly connector and pull the cable connector to disengage 4 Usea socket driver width across flats 5 5mm to loosen the two bosses 5 Carefully pull the CPU assembly straight forward to remove it 6 Disconnect the flat cable cable with white connector at the end that connects the CPU assembly and the capsule A NOTE Be careful not to apply excessive force to the CPU assembly when removing it m Mounting the CPU Assembly 1 Connect the flat cable with white connector between the CPU assembly and the capsule 2 Connectthe output terminal cable with brown connector A NOTE Make certain that the cables do not get pinched between the case and the edge of the CPU assembly 3 Align and engage the zero adjustment screw pin with the groove on the bracket on the CPU assembly Then insert the CPU bo
41. to use the switch operate it in a non hazardous location When pressure is applied to the transmitter the low and high limit values for the measurement range LRV and URV can be changed re ranged using the range setting switch push button located on the optional integral indicator plate and the external zero adjustment screw This procedure does not require use of the communicator However changes in the scale range and engineering unit display settings for the integral indicator require use of the communicator Follow the procedure below to change the LRV and URV settings Example Rerange LRV to 0 and URV to 50 kPa 1 Connect the transmitter and apparatus as shown in Figure 7 1 and warm it up for at least five minutes 2 Press the range setting push button The integral indicator then displays LRV SET 3 Apply a pressure of 0 kPa atmospheric pressure to the transmitter Note 1 4 Turn the external zero adjustment screw in the desired direction The integral indicator displays the output signal in Note 2 5 Adjust the output signal to 0 1 V DC by rotating the external zero adjustment screw Doing so completes the LRV setting 6 Press the range setting push button The integral indicator then displays URV SET 7 Apply a pressure of 50 kPa to the transmitter Note 1 8 Turn the external zero adjustment screw in the desired direction The integral indicator displays the output signal
42. voltage 10 5 to 32 V DC 10 5 to 30 V DC for intrinsically safe type A Allowable current Max 6000 A 1x40 us Repeating 1000 A 1x40 us 100 times Applicable Standards IEC 61000 4 4 IEC 61000 4 5 Status output 12 Transistor output open drain sink type AL Contact rating 10 5 to 30 V DC 120 mA DC max Low level 0 to 2 V DC Oil prohibited use Degrease cleansing treatment K1 IM 01C25H01 01E 8 General Specifications 8 13 Item Description Code Oil prohibited use Degrease cleansing and dehydrating treatment K5 with dehydrating treatment Calibration units 6 P calibration psi unit D1 bar calibration bar unit Ge for Span and D3 SE ange Limits M calibration kgf cm unit D4 Teflon film 5 t1 Diaphragm protection from sticky process fluid by FEP Teflon film attached with fluorinated oil TF1 Operation range 20 to 150 C 0 to 2 MPa Not applicable for vacuum service Operating temperature Adjusting range 80 C to Maximum temperature of specified fill fluid R correction 8 Capillary without PVC When ambient temperature exceeds 100 C or use of PVC is prohibited V sheaths Output limits and failure Failure alarm down scale Output status at CPU failure and hardware error is C1 operation 7 596 3 2 mA DC or less NAMUR N E43 Compliant Failure alarm down scale Outp
43. 0 C Capillary connection Aree Side of diaphragm seal unit OO 2 Always 2 OJO Capillary length 1 im Dirvinis 6m olo 2 2m TAE rere 7m OJo 3 3m ees 8m OJo 4 4m CB 9m OO D 5m E 10m O O Option codes L Optional specification The marks indicate the most typical selection for each specification Example EJX118A DMSCG 912EN WA13B1SW00 BA25 O IM 01C25H01 01E 8 General Specifications 8 8 6 K 8 g 10 See table 8 2 Gasket contact surface on page 8 3 When specified flushing connection ring code 1 2 A or B exclusive gasket is provided for transmitter side In case of wetted parts material code TW Tantalum the process temperature limit is 10 to 200 C Wetted parts material code TW Tantalum cannot be applied Even in case where fill fluid code D fluorinated oil is selected if degrease cleansing treatment or both degrease cleansing and dehydrating treatment for the wetted parts is required specify option code K1 or K5 In case of wetted parts material code HW Hastelloy C TW Tantalum and UW Titanuym for 2 inch pressure flange specify capillary length from 1 to 5 m Flushing connection ring code 1 2 A or B cannot be applied Not applicable for gasket contact surface code 1 Hastelloy C 276 or N10276 Forged version of the material may be used The marks indicate the construction materials conform to NACE material recommendations per MRO1
44. 03 of rdg 6 digits for 0 to 130 kPa abs Pressure Model 7674 pneumatic pressure standard for 200 kPa 2 kgf cm 25 kPa Requires air pressure generator 2500 mmH20 supply Accuracy 0 05 of F S Dead weight gauge tester 25 kPa 2500 mmH20 Select the one having a Accuracy 0 03 of setting pressure range close to that ofthe transmitter Pressure Model 6919 pressure regulator pressure pump Prepare the vacuum pump source Pressure range 0 to 133 kPa 1000 mmHg for negative pressure ranges Note The above table contains the instruments capable of performing calibration to the 0 2 level Since special maintenance and management procedures involving traceability of each instrument to higher level standards are required for calibration to the 0 1 or higher level there may be difficulties in calibration to this level in the field For calibration to the 0 196 level contact Yokogawa representatives from which the instrument was purchased or the nearest Yokogawa office Model MT220 Mating calibration flange precision digital manometer If a pressure source and a manometer are combined gt lt A 2 Pressure source High pressure side ff t pYy Supply pressure diaphragm seal Model 7674 pneumatic f pressure standards If a pressure generator is used Low pressure side diaphragm seal Power supply E Load adjus
45. 10 minutes T51 lt JIS 20K 5 MPa 720 psi T54 o 9 JIS 40K 16 10 MPa 1450 psi T57 xs 8 JIS 40K 17 7 MPa 1000 psi T55 we 6 JIS 63K 16 16 MPa 2300 psi T58 ANSI JPI Class 150 3 MPa 435 psi T52 d ANSI JPI Class 300 16 8 MPa 1160 psi T56 ANSI JPI Class 300 17 7 MPa 1000 psi T55 ANSI JPI Class 600 16 16 MPa 2300 psi T58 Contact Yokogawa representative for the codes indicated as 1 2 19 4 5 6 D4 Applicable for Electrical connection code 2 4 7 and 9 Applicable for Electrical connection code 2 and 7 Not applicable for option code AL Not applicable with color change option Applicable for flush type process connection style code W The unit of MWP Max working pressure on the name plate of a housing is the same unit as specified by option code D1 D3 and IM 01C25H01 01E 8 General Specifications 8 1 4 T 9 10 qii H2 13 R 15 16 1T 18 19 Applicable for output signal code D and E The hardware error indicates faulty amplifier or capsule Specify the process operating temperature for zero correction Example Zero correction by process temperature 90 C Applicable for wetted parts material code SW SE SY and HW Also see Ordering Information Applicable for flushing connection ring code 0 Check terminals cannot be used when this option is specified Not a
46. 15 C when HE is specified Process Temperature 120 C max IM 01C25H01 01E For CSA E60079 Applicable Standard CAN CSA E60079 0 CAN CSA E60079 11 CAN CSA E60079 15 IEC 60529 2001 02 ExiallC T4 Ex nL IIC T4 Ambient Temperature 50 to 60 C 15 C when HE is specified Max Process Temp 120 C Enclosure IP66 and IP67 Note 2 Entity Parameters ntrinsically safe ratings are as follows Maximum Input Voltage Vmax Ui 30 V Maximum Input Current Imax li 200 mA Maximum Input Power Pmax Pi 0 9 W Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Type n or Nonincendive ratings are as follows Maximum Input Voltage Vmax Ui 30 V Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Installation Requirements Uo lt Ui lo lt li Po lt Pi Co 2 Ci Ccable Lo 2 Li Lcable Voc lt Vmax Isc lt Imax Ca 2 Ci Ccable La 2 Li Lcable Uo lo Po Co Lo Voc Isc Ca and La are parameters of barrier Note 3 Installation n any safety barreir used output current must be limited by a resistor R such that lo Uo R or Isc Voc R The safety barrier must be CSA certified Input voltage of the safety barrier must be less than 250 Vrms Vdc Installation should be in accordance with Canadian Electrical Code Part and Local Electrical Code Dust tight conduit seal must be used when installed in
47. 27 1 06 D2 DINPN10 16 200 7 87 160 6 30 130 5 12 90 3 54 20 0 79 0 8 18 0 71 25 0 98 27 1 06 71 0 5 2 8 0 02 D4 DINPN25 40 200 7 87 160 6 30 130 5 12 90 3 54 24 0 94 0 8 18 0 71 25 0 98 27 1 06 71 0 5 2 8 0 02 D5 DIN PN64 215 8 46 170 6 69 130 5 12 90 3 54 28 1 10 0 8 22 0 87 25 0 98 27 1 06 Process flange size 2 inch 50 mm Code Flange rating D C g De t 34 om DIS ji k J1 JIS 10K 155 6 10 120 4 72 100 3 94 61 2 40 16 0 63 0 4 19 0 75 25 0 98 27 1 06 J2 JIS 20K 155 6 10 120 4 72 100 3 94 61 2 40 18 0 71 0 8 19 0 75 25 0 98 27 1 06 J4 JIS 40K 165 6 50 130 5 12 100 3 94 61 2 40 26 1 02 0 8 19 0 75 25 0 98 27 1 06 J6 JIS 63K 185 7 28 145 5 71 100 3 94 61 2 40 34 1 34 0 8 23 0 91 25 0 98 27 1 06 A1 ANSI class 150 152 4 6 00 120 7 4 75 100 3 94 61 2 40 19 1 0 75 1 6 0 06 4 19 1 0 75 25 0 98 27 1 06 A2 ANSI class 300 165 1 6 50 127 0 5 00 100 3 94 61 2 40 22 4 0 88 1 6 0 06 8 19 1 0 75 25 0 98 27 1 06 A4 ANSI class 600 165 1 6 50 127 0 5 00 100 3 94 61 2 40 31 8 1 25 6 4 0 25 8 19 1 0 75 25 0 98 27 1 06 P1 JPI class 150 152 5 98 120 6 4 75 100 3 94 61 2 40 19 5 0 77 1 6 0 06 4 19 0 75 25 0 98 27 1 06 P2 JPI class 300 165 6 50 127 0 5 00 100 3 94 61 2 40 22 4 0 88 1 6 0 06 8 19 0
48. 316 SST blind plug UL 1 2 NPT female two electrical connections and a 316 SST blind plug Dee sie ars M20 female two electrical connections and a 316 SST blind plug Integral Indicator D Digital indicator E veces Digital indicator with the range setting switch 2 N srt n n n None Mounting braket Beress 304 SST 2 inch pipe mounting flat type for horizontal piping Jie 316 SST 2 inch pipe mounting flat type for horizontal piping EN None Diaphragm seal section TI Continued on diaphragm seal section II The marks indicate the most typical selection for each specification 1 When specified process connection style code E maximum range and span are 7 MPa 1000 psi 2 Not applicable for output signal code F 3 Not applicable for electrical connection code 0 5 7 and 9 IM 01C25H01 01E 8 General Specifications ll Diaphragm seal section Flush type e Process connection size 3 inch 80 mm 2 inch 50 mm EJX118A 3 o I E D Model Suffix codes Description eo eo pem zum ECL LC LU Transmitter body section I E S Process connection style WY ot sie Soe hm rms Flush type allia Flange rating Ch E JIS 10K OJO J2 e n n n n n n8 JIS 20K olo JA n I IH JIS 40K Olo J6 n n n JIS 63K IO Ad Ies ANSI class 150 P1 isses JPI class 150 O O A2 ANSI class 300 PZ ison
49. 75 For the use of 316 SST material there may be certain limitations for pressure and temperature Please refer to NACE standards for details IM 01C25H01 01E 8 General Specifications 8 9 Il Diaphragm seal section Flush type e Process connection size 1 1 2 inch 40 mm E CID C EE eum F0808 1 ai Model Suffix codes Description a eo END EHE EL LLL LLL LLLA LLL Transmitter body section 1 M 2 7 Process connection style Mesh hne Flush type wy Ww Flange rating Sp a JIS 10K OO A n n n n nnm JIS 20K OIO J4 rrt hh rt mts JIS 40K OIO Ade eI IIIS ANSI class 150 P1 JPI class 150 O O Ain ANSI class 300 P2 ess JPI class 300 O O Tee Inn ANSI class 600 P4 EE JPI class 600 O O Process connection size vee ss se mes 1 1 2 inch 40 mm OJO Process flange size Flange material B vere sine assis JIS S25C OJO a 8 304 SST 5 olo Cem 316 SST olo Gasket contact surface qst nes Serration for ANSI flange only OJO gosse ho eios Flat no serration OJO Wetted parts material Diaphragm Others SW 316L SST 316L SST OO Flushing connection ring Ring Drain Vent plugs Material ELE Reducer type R 1 4connections 316 SST O _ r LEE Reducer type 1 4 NPT connections 316 SST o Cere Reducer type R 1 4connections 316 SST IO D ese mns Reducer type 1 4 NPT connections 316
50. DPhapEJA User s Manual EJX118A and EJX438A Diaphragm Sealed Differential Pressure and Pressure Transmitters IM 01C25H01 01E vigilantplant Sue 00008 Samm 1 amp r p E Seuuug THE DIGITAL AE SIE E run IM 01C25H01 01E 6th Edition YOKOGAWA Yokogawa Electric Corporation EJX118A and EJX438A Diaphragm Sealed Differential Pressure and Pressure Transmitters IM 01C25H01 01E 6th Edition Contents 1 nde s UC out 2 ep cC 1 1 B Regarding This ManwWal 2 neon nennen naa aae 1 1 1 1 Safe Use of This Product eee entierement cite 1 2 1 2 VE ell Em 1 3 1 3 ATEX Documentation cn rante eta thun ttai ne rena varav raava Rx Rena E nS 1 4 2 Handling e 2 1 2 1 Model and Specifications Check esee 2 1 2 2 Unpack Ges csc oes ce tnt n sen esa stn nte ee te rc EIE 2 1 2 3 SOLON AGG ER 2 1 2 4 Selecting the Installation Location eene 2 2 2 5 Pressure Connection iecit nani nna acia naa asa Saa aci andan 2 2 2 6 Waterproofing of Cable Conduit Connections 2 2 2 7 Restrictions on Use of Radio Transceivers eene 2 2 2 8 Insulation Resistance and Dielectric Strength Test 2 2 2 9 Installation of an Explosion Protected Instrument
51. IM 01C25H01 01E 8 General Specifications EJX438A L Transmitter body section EJX438A U_T AN F0806 1 ai Model Suffix codes Description EJX438A eene Diaphragm sealed gauge pressure transmitter Output SR ea 4 to 20 mADC with digital communication BRAIN protocol signal CL EL E DE 4 to 20 mADC with digital communication HART protocol see ES ees Digital communication FOUNDATION Fieldbus protocol Measurement A e 6 8 6 0 035 to 3 5 MPa 5 to 500 psi span capsule B n 6n 0 16 to 16 MPa 23 to 2300 psi z CERERE 8e Always S e Ce RAM Always C Coverflange bolts a ASTM B7 carbon steel and nuts material CIE LEE 316L SST stainless steel p M ME ASTM grade660 stainless steel Installation e EE Horizontal piping type and left side high pressure Amplifier housing quss aset ar Cast aluminum alloy sss re e ASTM CF 8M Stainless steel Electrical connection AA G 1 2 female one electrical connection without blind plugs dle a 1 2 NPT female two electrical connections without blind plugs EEEEE M20 female two electrical connections without blind plugs GE G 1 2 female two electrical connections with a blind plug Ti 1 2 NPT female two electrical connections with a blind plug e es M20 female two electrical connections with a blind plug ege anis G 1 2 female two electrical connections and a
52. L Mounting screw Y CPU assembly Amplifier cover Range setting Switch Note 1 WRE D See Subsection 6 6 Wi Transmitter section rite protection switch Burnout direction switch BO Hardware write protection switch WR Burnout Direction H I L H I L Write Protection Switch Position Switch Position IS Note 2 Note 2 E D E D Burnout Direction HIGH LOW Write Protection NO Write enabled YES Write disabled F0302 ai Note 1 See subsection 8 2 Model and Suffix Codes for details Note 2 Set the switches as shown in the figure above to set the burn out direction and write protection The Burnout switch is set to the H side for delivery unless option code C1 or C2 is specified in the order and the hardware write protection switch is set to E side The setting of the switches can be confirmed via communication An external zero adjustment screw can only be disabled by communication To disable the screw set a parameter before activating the hardware write protect function See each communication manual for details Figure 3 2 Component Names Transmitter Section Details Table 3 1 Display Symbol Display Symbol Meaning of Display Symbol X Display mode is square root Display is not lit when linear mode A The output signal being zero adjusted is increasing v The output signal being zero adjusted is decreasing On Wri
53. O menace transmitter ES CH EN P 1 SUF ooo G E REL acp SUPPLY ET TEN qi os CMe mAbc ss VE TIS e YOKOGAWA TOKYO 180 8750 JAPAN A Refer_to USER S MANUAL N200 e Tag plate for flameproof type No KEMA 07ATEX0109 I2G oO Kul WARNING A f e Tag plate for intrinsically safe type Enlcosure IP66 IP67 11G o amp amp Cors e Tag plate for type n protection T6 T5 T4 MAX PROCESS TEMP Tp 85 100 120 Tamb 50 15 EEx nLIIC T4 o Ceuta MODEL Specified model code STYLE Style code SUFFIX Specified suffix code SUPPLY Supply voltage OUTPUT Output signal MWP Maximum working pressure CAL RNG Specified calibration range NO Serial number and year of production TOKYO 180 8750 JAPAN The manufacturer name and the address 2 AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING WHEN THE AMBIENT TEMP 2 65 C USE THE HEAT RESISTING CABLES 2 90 C No KEMA 03ATEX1544 X EEx ia IIC IP66 and IP67 Tamb _ 50 15 to 60 C MIN Tamb 40 15 C for DUST MAX PROCESS TEMP Tp _ 120 C T85 C Tp 80 C T100 C Tp 100 C T120 C Tp 120 C Ui 30V li 200mA Pi 0 9W Ci 10nF Li 0 F0209 ai 1 The first digit in the final three numbers of the serial number appearing after NO on the nameplate indicates the year of production The following is an example of a serial number
54. PPLY terminals and the minus leadwire to the grounding terminal 3 Turn ON the insulation tester power and measure the insulation resistance The voltage should be applied as briefly as possible to verify that the insulation resistance is atleast 20 MO 4 After completing the test and being very careful not to touch exposed conductors disconnect the insulation tester and connect a 100 KQO resistor between the grounding terminal and the short circuiting SUPPLY terminals Leave this resistor connected at least one second to discharge any static potential Do not touch the terminals while itis discharging Dielectric Strength Test 1 Short circuit the and SUPPLY terminals in the terminal box 2 Turn OFF the dielectric strength tester Then connect the tester between the shorted SUPPLY terminals and the grounding terminal Be sure to connect the grounding lead of the dielectric strength tester to the ground terminal 3 Set the current limit on the dielectric strength tester to 10 mA then turn ON the power and gradually increase the test voltage from 0 to the specified voltage 4 When the specified voltage is reached hold it for one minute 5 After completing this test slowly decrease the voltage to avoid any voltage surges 2 9 Installation of an Explosion Protected Instrument AA NOTE For FOUNDATION Fieldbus explosion protected type please refer to IM 01C22T02 01E If a customer makes a repair or m
55. Pressure Equipment Directive Add 2 12 Low Voltage Directive 8 1 8 1 Add 5 in Table 8 1 8 3 8 1 e Add descriptions for stainless housing 8 4 8 5 8 2 Add amplifier housing code 2 8 10 8 3 Add code of SU2 8 11 8 3 Add note for amplifier housing code 2 8 12 8 3 Add description for 5 4th Feb 2008 Change of the style code General Change the figure of amplifier housing 1 1 1 Add style code table 2 1 2 1 Update the Figure 2 2 2 5 2 9 1 Add code V1U 2 6 2 9 2 Revise information for CSA Explosionproof type 2 7 2 9 2 Add code V1U 2 8 2 9 3 Revise information for KEMA flameproof type Add code V1U 2 9 2 9 3 Revise Figure in 2 Electrical connection and 6 Nameplate 2 10 2 9 4 Revise information for IECEx flameproof type 8 4 8 1 Revise weight specification 8 5 8 6 8 2 Add new suffix codes for 316 SST blind plugs and brackets 8 11 8 3 Remove KF2 and KU2 Add KF21 KU21 SF2 and V1U 8 12 8 3 Add HC 8 14 8 4 Revise external dimensions 5th Aug 2009 2 1 2 1 Replace a name plate 2 6 2 9 2 Correct certificate No for CSA explosionproof type 2 12 2 10 Revise standards 2 11 Revise information of PED 8 2 8 3 Add note in Figure 8 1 8 4 8 1 Modify descriptions of materials 8 7 to 8 10 8 2 Modify descriptions of materials 8 11 8 3 Add process sealing statement for CSA approval 8 12 8 3 Add DG6 6th Apr 2010 2 1 2 3 e Add limitation of ambient temperature for
56. UN iE 3 4 100 3 94 A 01 18 length Capillary 7 A length Y Y High pressure side Low pressure side F0812 ai IM 01C25H01 01E 8 General Specifications 8 1 7 Unit mm Approx inch Process flange size 4 inch 100 mm Code Flange rating aD aC g d t 99 e EL hoes j k A J1 JIS 10K 210 8 27 175 6 89 155 6 10 18 0 71 0 8 19 0 75 96 0 5 3 78 0 02 J2 JIS 20K 225 8 86 185 7 28 155 6 10 24 0 94 0 8 23 0 91 96 0 5 3 78 0 02 J4 JIS 40K 250 9 84 205 8 07 155 6 10 36 1 42 0 8 25 0 98 96 0 5 3 78 0 02 A1 ANSI class 150 228 6 9 00 190 5 7 50 155 6 10 23 9 0 94 16 0 00 8 19 1 0 75 96 0 5 3 78 0 02 A2 ANSI class 300 254 10 00 200 2 7 88 155 6 10 31 8 125 1 6 0 06 8 22 4 0 88 96 0 5 3 78 0 02 P1 JPlclass 150 229 9 02 190 5 7 50 155 6 00 24 0 94 1 6 0 06 8 19 0 75 96 0 5 3 78 0 02 P2 JPlclass300 254 10 0 200 2 7 88 155 6 10 32 1 26 1 6 0 06 8 22 0 87 96 0 5 3 78 0 02 D2 DINPN10 6 220 8 66 180 7 09 155 6 10 20 0 79 0 8 18 0 71 96 0 5 3 78 0 02 D4 DINPN25 40 235
57. a grounded wrist strap when handling electronic parts or touching the board circuit patterns Also be sure to place the removed CPU assembly into a bag with an antistatic coating T 2 Calibration Instruments Selection Table 7 1 lists the instruments that can be used to calibrate a transmitter When selecting an instrument consider the required accuracy level Exercise care when handling these instruments to ensure they maintain the specified accuracy T 3 Calibration Use the procedure below to check instrument operation and accuracy during periodic maintenance or troubleshooting 1 Connect the instruments as shown in figure 7 1 and warm up the instruments for at least five minutes AA IMPORTANT To adjust the transmitter for highest accuracy make adjustments with the power supply voltage and load resistance including leadwire resistances set close to the conditions under which the transmitter is installed In addition place the process connections of both high and low pressure side on the same level Ifthe measurement range 0 point is 0 kPa or shifted in the positive direction suppressed zero the reference pressure should be applied as shown in the figure If the measurement range 0 point is shifted in the negative direction elevated zero the reference pressure should be applied using a vacuum pump 2 Apply reference pressures of 096 50 and 100 of the measurement range to the transmitter Calculate t
58. age due to a failure to handle use or store the instrument in accordance with the design specifications Use of the product in question in a location not conforming to the standards specified by Yokogawa or due to improper maintenance of the installation location Failure or damage due to modification or repair by any party except Yokogawa or an approved representative of Yokogawa Malfunction or damage from improper relocation of the product in question after delivery Reason offorce majeure such as fires earthquakes storms floods thunder lightening or other natural disasters or disturbances riots warfare or radioactive contamination IM 01C25H01 01E 1 Introduction 1 4 1 3 ATEX Documentation This is only applicable to the countries in European Union 0 0000000 All instruction manuals for ATEX Ex related products are available in English German and French Should you require Ex related instructions in your local language you are to contact your nearest Yokogawa office or representative Alle brugervejledninger for produkter relateret til ATEX Ex er tilgeengelige p engelsk tysk og fransk Skulle De nske yderligere oplysninger om h ndtering af Ex produkter p eget sprog kan De rette henvendelse herom til den n rmeste Yokogawa afdeling eller forhandler Tutti i manuali operativi di prodotti ATEX contrassegnati con Ex sono disponibili in inglese tedesco e francese Se si desidera
59. al there may be certain limitations for pressure and temperature Please refer to NACE standards for details IM 01C25H01 01E 8 General Specifications 8 1 0 ll Diaphragm seal section Extended type e Process connection size 4 inch 100 mm 3 inch 80 mm EJX118A _ 4 EJX438A Em F0809 1 ai Model Suffix codes Description ale eo eo EA ELI simum tton nn Transmitter body section I M gt Process connection style Eee meas Extended type iw Flange rating Jjeekre ret JIS 10K OJO J2 n n n n n nn JIS 20K OIO JA nn IR JIS 40K IO Ain ANSI class 150 P1 JPI class 150 O O PQ ssepe ANSI class 300 B2 esses JPI class 300 O O pee DIN PN10 16 olo D4 een nnm DIN PN25 40 olo Process connection size r mmus 4 inch 100 mm OJO Process flange size QN PENA RA RARE 3 inch 80 mm OIO Flange material a mE JIS S25C OJO a 8 304 SST4 olo QI 316 SST4 olo Gasket contact surface 1 d reseessesiee ea Serration for ANSI flange only OJO PA ae ea Flat no serration OJO Wetted parts material Diaphragm Pipe Others SESS 316L SST 316 SST 316 SST OO Flushing connection ring sve een None OJO Extension EEEEELL Length X2 50 mm O gts Length X2 50 mm oO K BA Length X2 100 mm O 4e Length X2 100 mm oO Bsexeeses Length X2 150 mm O a Length X2
60. ance 600 External Communication load 0 0244 e applicable range resistance BRAIN and HART l A n 1 0 10 5 16 6 25 2 42 Power supply voltage E V DC F0512 ai Figure 5 12 Relationship between Power Supply Voltage and External Load Resistance IM 01C25H01 01E 6 Operation 6 1 6 Operation 6 1 Preparation for Starting Operation This section describes the operation procedure for the EJX118A as shown in Figure 6 1 when measuring liquid level in a closed tank and EJX438A as shown in Figure 6 2 when measuring pressure in a tank a Confirm that there is no leak in the connecting part of each diaphragm seal mounting flange b Turn ON power and connect the communicator Open the terminal box cover and connect the communicator to the SUPPLY and terminals Using the communicator confirm that the transmitter is operating properly Check parameter values or change the setpoints as necessary See IM 01C25T03 01E BRAIN communication or IM 01C25T01 01E HART communication for communicator operation If the transmitter is equipped with an integral indicator its indication can be used to confirm that the transmitter is operating properly O Diaphragm seal low pressure side Diaphragm seal high pressure side Capillary tube Differential pressure transmitter Transmitter mounting pipe 50mm 2 inches F0601 ai Fi
61. ard assembly straight onto the post in the amplifier case 4 Tighten the two bosses If the transmitter is equipped with an integral indicator refer to subsection 7 4 1 to mount the indicator A NOTE Confirm that the zero adjustment screw pin is placed properly in the groove on the bracket prior to tightening the two bosses If it is not the zero adjustment mechanism will be damaged 5 Replace the cover 7 5 Troubleshooting If any abnormality appears in the measured values use the troubleshooting flow chart below to isolate and remedy the problem Since some problems have complex causes these flow charts may not identify all If you have difficulty isolating or correcting a problem contact Yokogawa service personnel 7 5 1 Basic Troubleshooting First determine whether the process variable is actually abnormal or a problem exists in the measurement system If the problem is in the measurement system isolate the problem and decide what corrective action to take IM 01C25H01 01E 8 Maintenance 7 5 This transmitter is equipped with a self diagnostic function which will be useful in troubleshooting and the transmitter equipped with an integral indicator will show an alarm code as a result of self diagnosis See subsection 7 5 3 for the list of alarms See also each communication manual Areas where self diagnostic offers support Abnormalities appear in measurement Is process var
62. ardous Classified Locations and the National Electric Code ANSI NFPA 70 The configuration of associated apparatus must be FMRC Approved Dust tight conduit seal must be used when installed in a Class Il Ill Group E F and G environments Associated apparatus manufacturer s installation drawing must be followed when installing this apparatus The maximum power delivered from the barrier must not exceed 1 W Note a warning label worded SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY and INSTALL IN ACCORDANCE WITH DOC No IFM022 A12 Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void Factory Mutual Intrinsically safe and Nonincendive Approval Intrinsically Safe Hazardous Location Nonhazardous Location I Class I Il IIl Division 1 Groups A B C D E F G Class 1 Zone 0 in i i i Hazardous Classified i i i Locations AE ia IIC General EJX Series Pressure Purpose Transmitters Safety Barrier Equipment 1209 1 o t i bog 1 F0203 1 ai IM 01C25H01 01E Nonincendive Hazardous Location 5 Nonhazardous Location I Class I Il Division 2 Groups A B C D F G Class III Division 1 Class 1 Zone 2 Group IIC Locations i i I i in Hazardous Classified i i i i General EJX Series Pressure Purpose Transmit
63. ay be certain limitations for pressure and temperature Please refer to NACE standards for details IM 01C25H01 01E 8 11 8 General Specifications Il Diaphragm seal section Combination type e Process connection size Low pressure side 4 inch 100 mm High pressue side 3 inch 80 mm EJX118A Extended type Flush type Y WETT TTI LIITJ F0810 1 ai Model Suffix codes Description EJX118A eSI se s anxie aci mn iod gone Transmitter body section I Process connection style e GE Combination type Extended and Flush Flange rating a iss cess eters ene rete JIS 10K J2 n n n n Kn JIS 20K Al vts ANSI class 150 P1 usi JPI class 150 eese ihr nn ANSI class 300 P2 JPI class 300 ee DIN PN10 16 D4 ses e cece nnm DIN PN25 40 Process connection size W osse nesi maass High pressure side 4 inch 100 mm Process flange size Low pressure side 3 inch 80 mm Flange material Pe ee ie au sanis JIS S25C Ma Doe 304 SST is pP 316 SST Gasket contact surface qe mer Serration for ANSI flange only Berea cs aa Flat no serration Wetted parts material Diaphragm Pipe Others High pressure side SY ies primes 316L SST 316 SST 316 SST Low sauf side E TP 316L SST Flushing connection ring Qi esses None Extension qst Length X2 50 mm is
64. cessitez des instructions relatives aux produits Ex dans votre langue veuillez bien contacter votre repr sentant Yokogawa le plus proche Alle Betriebsanleitungen f r ATEX Ex bezogene Produkte stehen in den Sprachen Englisch Deutsch und Franz sisch zur Verf gung Sollten Sie die Betriebsanleitungen f r Ex Produkte in Ihrer Landessprache ben tigen setzen Sie sich bitte mit Ihrem rtlichen Yokogawa Vertreter in Verbindung Alla instruktionsb cker f r ATEX Ex explosionss kra produkter r tillg ngliga pa engelska tyska och franska Om Ni beh ver instruktioner f r dessa explosionss kra produkter pa annat spr k skall Ni kontakta n rmaste Yokogawakontor eller representant Onda ta eyxerpidua evtovpyias rov mpot vrov pe ATEX Ex Suozteuro ora Ayyik Peppavuce kar Tak Xe nepintwon Tov xpeuiteove o nyies oyetk pe Ex Or TOTLK YAWTTR TAPAKAAOVILE ETLKOWOV OTE pE TO Thyoveotepo ypageio THs Yokogawa avrvmp conro TNS a G9 0 o0 0 0 V etky n vody na obsluhu pre pr stroje s ATEX Ex s k dispoz cii v jazyku anglickom nemeckom a franc zskom V pr pade potreby n vodu pre Ex pr stroje vo Va om n rodnom jazyku skontaktujte pros m miestnu kancel riu firmy Yokogawa V echny u ivatelsk p ru ky pro v robky na n se vztahuje nev bu n schv len ATEX Ex jsou dostupn v angli tin n m in a francouz tin Po adujete li pokyny t kaj c se v robk s nev bu
65. cified in order Calibration Range Units Selected from mmH20 mmH20 68 F mmAq mmWG mmHg Pa hPa kPa MPa mbar bar gf cm kgf cm inH2O inH2O 68 F inHg ftH2O ftH20 68 F or psi Only one unit can be specified Display Setting Designated differential pressure value specified in order 9o Engineering unit or user scaled value Display mode Linear or Square root is also as specified in order Static Pressure Display Range 0 to 25MPa for M and H capsule Display unit is selectable from the units listed in above Calibration Range Units 1 For differential pressure transmitters only 2 To specify these items at factory CA or CB option is required IM 01C25H01 01E Revision Information Title Manual No EJX118A and EJX438A Diaphragm Sealed Differential Pressure and Pressure Transmitters IM 01C25H01 01E Edition Date Page Revised Item 1st Oct 2004 New publication 2nd Feb 2005 2 5 Add 2 9 2 CSA Certification 2 6 2 9 3 Delete WARNING on non incendive power supply 8 6 8 7 Correct description Rc 1 4 R 1 4 8 10 8 3 Add codes for CSA approval 3rd July 2006 2 3 2 9 Add note for Fieldbus communication 2 3 to 2 9 2 9 Add change applicable standards 2 6 2 9 2 Add descriptions for Note 2 2 9 Add 2 9 4 IECEx Certification 2 10 2 10 Change reference number for Australian standard 2 11 2 11 Add descriptions for European
66. dden explosive release of process fluids When draining condensate from the pressure detector section take appropriate precautions to prevent the inhalation of harmful vapors and the contact of toxic process fluids with the skin or eyes When removing the instrument from a hazardous process avoid contact with the fluid and the interior of the meter All installation shall comply with local installation requirements and the local electrical code b Wiring The instrument must be installed by an engineer or technician who has an expert knowledge of this instrument Operators are not permitted to carry out wiring unless they meet this condition Before connecting the power cables please confirm that there is no current flowing through the cables and that the power supply to the instrument is switched off IM 01C25H01 01E c Operation Wait 5 min after the power is turned off before opening the covers d Maintenance Please carry out only the maintenance procedures described in this manual If you require further assistance please contact the nearest Yokogawa office Care should be taken to prevent the build up of dust or other materials on the display glass and the name plate To clean these surfaces use a Soft dry cloth e Explosion Protected Type Instrument Users of explosion proof instruments should refer first to section 2 9 Installation of an Explosion Protected Instrument o
67. e dne Length X2 100 mm Drs Length X2 150 mm Fill fluid Process temp Ambient temp MAG For general use Silicone oil 10 to 250 C 10 to 60 C pB For general use Silicone oil 30 to 180 C 15 to 60 C Coe For high temperature use silicone oil 10 to 310 C 10 to 60 C Dee For oil prohibited use fluorinated oil 20 to 120 C 10 to 60 C Eee For low temperature use ethylene glycol 50 to 100 C 40 to 60 C Capillary connection passi High pressure side Back of diaphragm seal unit Low pressure side Side of diaphragm seal unit 2 Always 2 Capillary length 3 1 1m 2 2m 3 3m 4 4m 5 5m 6 6m 7 7m D 8m 9 9m A 10m Option codes O Optional specification The b marks indicate the most typical selection for each specification 1 See table 8 2 Gasket contact surface on page 8 3 Example EJX118A DMSCG 912EN YA1WB1SY01 BC25 O 2 Evenin case where fill fluid code D fluorinated oil is selected if degrease cleansing treatment or both degrease cleansing and dehydrating treatment for the wetted parts is required specify option code K1 or K5 3 The specified capillary length of high pressure side extended side includes the extension length X2 and the flange thickness t 4 Forged version of the material may be used The marks indicate the construction materials conform to NACE material recommendations per MRO1 75 For the use of 316 SST
68. e label other than the selected type of protection when the transmitter is installed 2 9 3 CENELEC ATEX KEMA Certification 1 Technical Data a CENELEC ATEX KEMA Intrinsically Safe Type Caution for CENELEC ATEX KEMA Intrinsically safe type Note 1 Model EJX Series pressure transmitters with optional code KS2 for potentially explosive atmospheres e No KEMA O3ATEX1544 X IM 01C25H01 01E Applicable Standard EN 50014 1997 EN 50020 2002 EN 50284 1999 EN 50281 1 1 1998 Type of Protection and Marking code EEx ia IIC T4 Group Il Category 1GD Ambient Temperature for gas proof 50 to 60 C Process Temperature Tp 120 C max Maximum Surface Temperature for dust proof T85 C Tamb 40 to 60 C Tp 80 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 60 C Tp 120 C 15 C when HE is specified Enclosure IP66 and IP67 Note 2 Electrical Data In type of explosion protection intrinsic safety EEx ia IIC only for connection to a certified intrinsically safe circuit with following maximum values Ui 30V li 200 mA Pi 0 9 W Effective internal capacitance Ci 10 nF Effective internal inductance Li 0 mH Note 3 Installation All wiring shall comply with local installation requirements Refer to the installation diagram Note 4 Maintenance and Repair The instrument modification or parts replacement by other than auth
69. er carefully repack it in its box and keep it there until you are ready to install o9 d i Transmitter lt SS mounting bolt AZ SD e gt U bolt VA e Mounting bracket U bolt nut F0201 ai Figure 2 1 Transmitter Mounting Hardware 2 4 Model and Specifications Check The model name and specifications are written on the name plate attached to the case O Bmre mese E 9 MODEL B 3 3 3 A3 J Hd 5 0l L 5 5 S 5 5 5 1 il SUPPLY 1 wes El C m nnd anc E f 5 pij MWP A Refer_to USER S uu C N200 F0202 ai as Mad J YOKOGAWA TOKYO 180 8750 JAPAN Figure 2 2 Name Plate 2 2 Unpacking Keep the transmitter in its original packaging to prevent it from being damaged during shipment Do not unpack the transmitter until it reaches the installation site 2 3 Storage The following precautions must be observed when storing the instrument especially for a long period a Select a storage area which meets the following conditions e Itis not exposed to rain or subject to water seepage leaks Vibration and shock are kept to a minimum thas an ambient temperature and relative humidity within the following ranges Ambient temperature 40 to 85 C without integral indicator 30 to 80 C with integral indicator 15 C when HE is specified Relative humidity 0 to 100 R H at 40 C Preferred temperature and humidity approx 25 C
70. es shall be closed with suitable flameproof certified blanking elements The plug attached is flameproof certified Note 3 Operation WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING APR S POWER OFF ATTENDRE 5 MINUTES AVANT D OUVRIR 2 Handling Cautions gt 2 7 WARNING WHEN AMBIENT TEMPERATURE 2 65 C USE THE HEAT RESISTING CABLES 2 90 C QUAND LA TEMPERATURE AMBIANTE 2 65 C UTILISEZ DES CABLES RESISTANTES A LA CHALEUR 2 90 C 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 modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and Yokogawa Corporation of America is prohibited and will void Canadian Standards Explosionproof Certification c CSAlntrinsically Safe Type CSA Explosionproof Type Model EJX Series pressure transmitters with optional code CU1 or V1U can be selected the type of protection CSA Intrinsically Safe or CSA 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 th
71. f this manual The use of this instrument is restricted to those who have received appropriate training in the device Take care not to create sparks when accessing the instrument or peripheral devices in a hazardous location f Modification Yokogawa will not be liable for malfunctions or damage resulting from any modification made to this instrument by the customer 1 Introduction 1 3 1 2 Warranty The warranty shall cover the period noted on the quotation presented to the purchaser at the time of purchase Problems occurring during the warranty period shall basically be repaired free of charge If any problems are experienced with this instrument the customer should contact the Yokogawa representative from which this instrument was purchased or the nearest Yokogawa office If a problem arises with this instrument please inform us of the nature of the problem and the circumstances under which it developed including the model specification and serial number Any diagrams data and other information you can include in your communication will also be helpful The party responsible for the cost of fixing the problem shall be determined by Yokogawa following an investigation conducted by Yokogawa The purchaser shall bear the responsibility for repair costs even during the warranty period if the malfunction is due to Improper and or inadequate maintenance by the purchaser Malfunction or dam
72. gure 6 1 Liquid Level Measurement in a Closed Tank Diaphragm seal high pressure side Capillary tube pressure transmitter Transmitter mounting pipe 50mm 2 inches F0602 ai Figure 6 2 Pressure Measurement m Confirming that Transmitter is Operating Properly Using the BT200 Ifthe wiring system is faulty communication error appears on the display Ifthe transmitter is faulty SELF CHECK ERROR appears on the display PARAM C60 SELF CHECK ERROR communication error DATA DIAG PRNT ESC Communication error Faulty wiring Self diagnostic error Faulty transmitter F0603 ai IM 01C25H01 01E 6 Operation 6 2 Using the integral indicator fthe wiring system is faulty the display stays blank Ifthe transmitter is faulty an error code is displayed I RANGE NES Self diagnostic error on the integral indicator Faulty transmitter TIE A NOTE If any of the above errors are indicated on the display of the integral indicator or the communicator refer to subsection 7 5 3 for corrective action m Verify and Change Transmitter Parameter Setting and Values The parameters related to the following items are set at factory as specified by the customer Calibration range ntegral indicator display Output mode e Software damping optional Other parameters like following are shipped with the default setting
73. h safety and efficiency please read this manual carefully before you operate the instrument A NOTE This manual describes the hardware configurations of EJX series transmitters For information on the software configuration and operation please refer to either IM 01C25T03 01E for the EJX series BRAIN communication type or IM 01C25T01 01E for the EJX series HART communication type For FOUNDATION Fieldbus protocol type please refer to IM 01C25T02 01E To ensure correct use of this instrument read both the hardware and software manuals thoroughly before use WARNING When using the EJX in a Safety Instrumented Systems SIS application refer to Appendix A in either IM 01C25T01 01E for the HART protocol or IM 01C25T03 01E for the BRAIN protocol The instructions and procedures in this section must be strictly followed in order to maintain the transmitter for this safety level A NOTE This manual covers the EJX118A diaphragm sealed differential pressure transmitter and EJX438A diaphragm sealed gauge pressure transmitter whose style codes are described in the following table Unless otherwise stated the illustrations in this manual are of the EJX118A diaphragm sealed differential pressure transmitter Users of the EJX438A should bear in mind that certain features of their instrument will differ from those shown in the illustrations of the EJX118A Model Style code EJX118A S2 EJX438A S2
74. harmful take appropriate care to avoid contact with the body or inhalation of vapors 6 5 1 Draining Condensate for Flushing Connection Ring Gradually open the drain screw to drain from the flushing connection ring When the flushing connection ring is completely drained close the drain screw Tighten the drain screw to a torque of 10 N m 1 kgf m I9 oO IM 01C25H01 01E 6 Operation 6 4 When you loosen the drain screw the accumulated liquid or gas will be expelled in the direction of the arrow Le Wd BE GE fe C4 pu Drain screw D F0606 ai Figure 6 3 Draining for Flushing Connection Ring 6 5 2 Venting Gas for Flushing Connection Ring Gradually open the vent screw to vent gas from the flushing connection ring When the flushing connection ring is completely vented close the vent screw Tighten the vent screw to a torque of 10 N m 1 kgf m X w Vent screw 4 When you loosen the vent screw the accumulated liquid or drain will be expelled in the direction of the arrow 44 Do cells or trt ne tee E B H Wie Im p RR LT Y EE F0607 ai Figure 6 4 Venting for Flushing Connection Ring 6 6 Setting the Range Using the Range setting Switch A WARNING The range setting switch must not be used in the hazardous area When it is necessary
75. he errors differences between digital voltmeter readings and reference pressures as the pressure is increased from 0 to 100 and is decreased from 10096 to 096 and confirm that the errors are within the required accuracy IM 01C25H01 01E 8 Maintenance 7 2 Table 7 1 Instruments Required for Calibration Name Yokogawa recommended Instrument Remarks Power supply Model SDBT or SDBS distributor 4 to 20 mA DC signal Load resistor Model 2792 standard resistor 250 Q 0 005 3 W Load adjustment resistor 100 Q 1 1 W Voltmeter Model 2501 A digital multimeter Accuracy 10V DC range 0 002 of rdg 1 dgt Digital Model MT220 precision digital manometer Select a manometer having manometer 1 For 10 kPa class a pressure range close to Accuracy 0 015 of rdg 0 01596 of F S for O to 10 kPa that of the transmitter 0 2 of rdg 0 196 of F S for 10 to 0 kPa 2 For 130 kPa class Accuracy 0 02 of rdg l l for 25 to 130 kPa E5dlglts s etc kee am totu d for 0 to 25 kPa 0 2 of rdg 0 196 of F S for 80 to 0 kPa 3 For 700 kPa class Accuracy 0 02 of rdg 3digits for 100 to 700 kPa ele for 0 to 100 kPa 0 2 of rdg 0 196 of F S for 80 to 0 kPa 4 For 3000 kPa class Accuracy 0 02 of rdg 10 digits for 0 to 3000 kPa 0 2 of rdg 0 196 of F S for 80 to 0 kPa 5 For 130 kPa abs class Accuracy 0
76. his ambient temperature is the transmitter ambient temperature 3 Approximate values at a temperature of 25 C 77 F 4 In case of wetted parts material code TW Tantalum process temperature limit is up to 200 C 392 F 5 Maximum measurement range value for EJX438W The working pressure must be within the flange rating pressure Note The differential pressure transmitter should be installed at least 600 mm below the high pressure HP process connection However this value 600 mm may be affected by ambient temperature operating pressure fill fluid or material of the wetted diaphragm Contact YOKOGAWA when the transmitter can not be installed at least 600 mm below the HP process connection Process temperature for fill Transmitter ambient temperature range Process temperature fluid code B for fill fluid code A Process temperature Transmitter ambient temperature range Process temperature for fill fluid code E for fill fluid code A B for fill fluid code C for fill fluid code D Process temperature Flange max for fill fluid code D Working working Working a Flange max ies de D Pressure pressure working 9 dps nn IL kPa abs pressure
77. i IM 01C25H01 01E 8 Maintenance 7 6 Output travels beyond 0 or 100 Connect BRAIN TERMINAL and check self diagnostics Does the self diagnostic indicate problem location Refer to error message summary in each communication manual to take actions Are high and low pressure side diaphragm seals correctly connected to the process NO Correct the connections Is power supply polarity correct YES Check correct polarity at each terminal from power supply to the terminal box a NO Is the liquid level as specified Use the transmitter within the measurement range shown on the data plate Is zero point adjusted correctly Adjust the zero point Contact Yokogawa service personnel F0706 EPS Large output error Connect BRAIN TERMINAL and check self diagnostics Does the self YES diagnostic indicate the problem location NO Refer to error message summary in each communication manual to take actions Are power NO supply voltage and load resistance correct YES Refer to Section 5 6 to obtain the rated voltage and load resistance YES Is external noise contained in the output NO Avoid noise by providing complete grounding or using shielded wires Does the ambient temperature significantly YES differ between the high and low pressure side capillaries Bind capillaries together as fa
78. iable itself abnormal Inspect the process system Measurement system problem Isolate problem in measurement system Does problem exist in receiving instrument Inspect receiver Environmental conditions Check correct environmental conditions Transmitter itself Check transmitter Operating conditions poe Check correct operating conditions F0704 ai Figure 7 5 Basic Flow and Self Diagnostics 7 5 2 Troubleshooting Flowcharts The following sorts of symptoms indicate that the transmitter may not be operating properly Example There is no output signal Output signal does not change even though process variable is known to be varying Output value is inconsistent with value inferred for process variable Connect communicator and check self diagnostics Does the self diagnostic indicate problem location Refer to error message summary in Subsection 7 5 3 or in each communication manual to take actions Is power supply polarity correct Refer to Section 5 3 to check correct polarity at each terminal from power supply to the terminal box Are power supply voltage and load resistance correct YES Refer to Section 5 6 for rated voltage and load resistance Is there continuity through the transmitter loop wiring Do the loop numbers Find correct broken conductor or wiring error Contact Yokogawa service personnel NO F0705 a
79. ical connection port c CENELEC ATEX KEMA Intrinsically Safe Type CENELEC ATEX KEMA Flameproof Type CENELEC ATEX Type n Model EJX Series pressure transmitters with optional code KU21 or V1U can be selected the type of protection CENELEC ATEX KEMA Intrinsically Safe Flameproof or CENELEC ATEX Type n for use in hazardous locations Note 1 Forthe 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 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 e CENELEC ATEX Type of Protection n Applicable Standard EN 60079 15 e Referential Standards IEC60079 0 IEC 60079 11 Type of Protection and Marking Code Ex nL IIC T4 Temperature Class T4 Enclosure IP66 and IP67 Process Temperature 120 C max Ambient Temperature 50 to 60 C 15 C when HE is specified Note 1 Electrical Data Ui 30V Effective internal capacitance Ci 10 nF Effective internal inductance Li 0 mH Note 2 Installation All wiring shall comply with local installation requirements refer to the installation diagram Note 3 Maintenance and Repair The instrument modification or parts replacement by other than auth
80. ing the Range setting Switch 6 4 iE LL ez RT Le b RE mm EO 7 1 7 1 ieu 7 1 7 2 Calibration Instruments Selection eeeeeeeeenenennennen 7 1 7 3 rupe 7 1 7 4 Disassembly and Reassembly eene 7 3 7 4 1 Replacing the Integral Indicator seese 7 3 7 4 2 Replacing the CPU Board Assembly sssess 7 4 7 5 le E e le DE 7 4 7 5 1 Basic Troubleshootlng 22 t e ee Ded 7 4 7 5 2 Troubleshooting Flowcharts 7 5 7 5 3 Alarms and Countermeasures 7 7 IM 01C25H01 01E 8 General Specifications Pr X 8 1 8 1 Standard Specifications eiie ttpten tnra ritate a RR casn 8 1 8 2 Model and Suffix Codes eee esseeeetnn enne nnen 8 4 8 3 Optional Specifications For Explosion Protected type 8 12 8 4 ROT M 8 14 Revision Information When using the EJX in a Safety Instrumented Systems SIS application refer to Appendix A in either IM 01C25T01 01E for the HART protocol or IM 01C25T03 01E for the BRAIN protocol IM 01C25H01 01E 1 Introduction 1 1 1 Introduction Thank you for purchasing the DPharp EJX Differential Pressure and pressure transmitter Your EJX Pressure Transmitter was precisely calibrated at the factory before shipment To ensure bot
81. istributor Figure 5 6 2 Intrinsically Safe Type With the intrinsically safe type a safety barrier must be included in the loop Hazardous Location Nonhazardous Location Transmitter terminal box Distributor Power supply unit Receiver instrument Safety barrier F0507 ai Connection between Transmitter and Distributor Figure 5 7 5 4 2 Wiring Installation 1 General use Type and Intrinsically Safe Type With the cable wiring use a metallic conduit or waterproof glands Apply a non hardening sealant to the terminal box connection port and to the threads on the flexible metal conduit for waterproofing Apply a non hardening sealant to the threads for waterproofing Wiring metal conduit Tee Drain plug F0508 ai Typical Wiring Using Flexible Metal Conduit Figure 5 8 IM 01C25H01 01E 5 Wiring 5 3 2 Flameproof Type Wire cables through a flameproof packing adapter or use a flameproof metal conduit m Wiring cable through flameproof packing adapter Apply a non hardening sealant to the terminal box connection port and to the threads on the flameproof packing adapter for waterproofing Flameproof packing adapter Flexible metal conduit Wiring metal conduit Apply a non hardening sealant to the threads for waterproofing Tee Drain plug F0509 ai Figure 5 9 Typical Cable Wiring Using Flamep
82. keress k fel a legk zelebbi Yokogawa irod t vagy k pviseletet Bcnykn ynbTBaHna 3a nponykru or cepusira ATEX Ex ce npegnarat Ha aHrTM CKM HEMCKN M dpencku eavk AKO ce Hyxgaere OT yrreTBaHus 3a nponykrM or cepnaTa Ex Ha poriuusi BU 3K ce cBepxere c Halt Onuakus onc nnn npegncraBurencrBo H cbupma Yokogawa Toate manualele de instructiuni pentru produsele ATEX Ex sunt in limba engleza germana si franceza In cazul in care doriti instructiunile in limba locala trebuie sa contactati cel mai apropiat birou sau reprezentant Yokogawa ll manwali kollha ta l istruzzjonijiet g al prodotti marbuta ma ATEX Ex huma disponibbli bl Ingliz bil Germaniz u bil Franciz Jekk tkun tehtieg struzzjonijiet marbuta ma Ex fil lingwa lokali tieghek ghandek tikkuntattja lill eqreb rapprezentan jew uffi ju ta Yokogawa IM 01C25H01 01E 2 Handling Cautions gt 2 1 2 Handling Cautions This chapter provides important information on how to handle the transmitter Read this carefully before using the transmitter EJX Series transmitters are thoroughly tested at the factory before shipment When taking delivery of an instrument visually check them to make sure that no damage occurred during shipment Also check that all transmitter mounting hardware shown in figure 2 1 is included If the transmitter is ordered without the mounting bracket the transmitter mounting hardware will not be included After checking the transmitt
83. ls IMPORTANT Please use a gasket with an inside diameter gd that is greater than the diameter of the diaphragm seal If a gasket with a smaller inside diameter is used the diaphragm may not function correctly Refer to Subsection 8 4 Dimensions A IMPORTANT When measuring the liquid level of the tank the minimum liquid level zero point must be set to a level at least 50 mm above the center of the high pressure side diaphragm seal see Figure 4 2 Correctly install the diaphragm seals on the high and low pressure sides of the process checking the label on each seal To avoid measuring error duets temperature difference between the two diaphragm seals capillary tube must be bound together The capillary tube must be securely fixed to the tank wall to prevent movement by wind or vibration If the capillary tube is too long loosely coil the extra tube portion coil diameter of 300 mm or more and secure the coiled tube with a clamp During the diaphragm seal installation ensure as far as possible that no seal liquid head pressure is applied to the diaphragm seals Exercise care so as not to damage diaphragm surfaces Since the diaphragm protrudes approx 1 mm from the flange surface do not place the pressure detector section face down on a surface as this can damage the diaphragm Do not sharply bend or twist capillary tube or apply excessive stress to them IM 01C25H01 01E 4 Installatio
84. n 4 2 Low AA IMPORTANT Nee Install the sealed diaphragm so that the shank positions downward Minimum liquid level High pressure a side S 50mm minimum The transmitter should be installed as low as possible below the position where the high pressure side diaphragm seal is installed AA IMPORTANT Install the sealed diaphragm so that the shank positions downward F0402 ai Installing the Diaphragm Seals to a Tank Figure 4 2 4 3 Transmitter Mounting m The transmitter can be mounted on a nominal 50 mm 2 inch pipe using the mounting bracket supplied as shown in Figure 4 3 The transmitter can be mounted on either a horizontal or a vertical pipe m When mounting the bracket on the transmitter tighten the four bolts that hold the transmitter to a torque of approximately 39 N m 4 kgf m Horizontal pipe mounting Transmitter mounting bolt U bolt nut Mounting bracket 50mm 2 inch pipe Vertical pipe mounting Transmitter mounting bolt U bolt nut Mounting bracket F0403 ai Figure4 3 Transmitter Mounting 4 IMPORTANT Never loosen the four bolts securing the cover flange or the screws at the joints between the capillary tube and cover flanges Refer to figure 3 2 If the seal liquid leaks the transmitter cannot be used IM 01C25H01 01E AA IMPORTANT The transmitter should be installed at least 600 mm below the high
85. nd work your way out 5 Position the gasket on the Teflon film 6 Mount the transmitter onto the process flange Teflon film PART No Process flange size LNN F9347XA For 3inch 80 mm F9347YA For 2inch 50 mm Fluorinated oil PART No F9145YN Diaphragm seal F0408 ai Figure 4 8 Affixing the Teflon Film 4 6 Rotating Transmitter Section The transmitter section can be rotated in either direction to any desired position Note that there is a stopper which prevents the transmitter from being rotated more than 360 1 Using the Allen wrench remove the two setscrews securing the transmitter section to the capsule assembly 2 Rotate the transmitter section slowly to the desired position 3 Tighten the two setscrews to a torque of 1 5 N m 15 kgf cm 4 IMPORTANT Do not rotate the transmitter section more than the above limit Transmitter section Rotate 180 segments Conduit connection Pressure detector section EN Figure4 9 Rotating Transmitter Section 4 7 Changing Integral Indicator Direction IMPORTANT Always turn OFF power and shut off and release pressures before disassembly Forchanging the integral indicator direction the transmitter must be removed to a non hazardous area An integral indicator can be installed in the following three directions Refer to subsection 7 4 for attaching and removing the integral indica
86. normal operation mode Integral indicator Note 1 Use a thin bar which has a blunt tip e g a hexagonal wrench to press the range setting push button Note 2 The push button is located in either lower right or lower left portion of the LCD indicator Range setting switch Push button emm 1007 VS Q Figure pb Range setting Switch F0608 ai IM 01C25H01 01E 8 Maintenance 7 1 T Maintenance 7T 1 Overview A WARNING Since the accumulated process fluid may be toxic or otherwise harmful take appropriate care to avoid contact with the body or inhalation of vapors when draining condensate or venting gas from the transmitter pressure detector section and even after dismounting the instrument from the process line for maintenance mam ee cc Maintenance of the transmitter is easy due to its modular construction This chapter describes the procedures for calibration adjustment and the disassembly and reassembly procedures required for component replacement Transmitters are precision instruments Please carefully and thoroughly read the following sections for information on how to properly handle them while performing maintenance IMPORTANT Asarule maintenance of this transmitter should be done in a shop that has all the necessary tools The CPU assembly contains sensitive parts that can be damaged by static electricity Take precautions such as using
87. ocess Sealing Certification Dual Seal Certified by CSA to the requirement of ANSI ISA 12 27 01 No additional sealing required Primary seal failure annunciation at the zero adjustment screw CSA Intrinsically safe Approval 1 3 For CSA C22 2 Intrinsically safe for Class I Division 1 Groups A B C and D Class Il Division 1 Groups E F and G Class III Division 1 Nonincendive for Class l Division 2 Groups A B C and D Class ll Division 2 Groups E F and G Class III Division 1 CS1 For CSA E60079 Ex ia IIC T4 Ex nL IIC T4 Process Sealing Certification Dual Seal Certified by CSA to the requirement of ANSI ISA 12 27 01 No additional sealing required Primary seal failure annunciation at the zero adjustment screw Combined CF1 and CS1 1 3 CU1 IECEx Scheme IECEx flameproof Approval 1 SF2 Flameproof for Zone Ex d IIC T6 T4 IECEx Intrinsically safe type n and flameproof Approval 1 3 Intrinsically safe and type n Ex ia IIC T4 Ex nL IIC T4 SU2 Flameproof Flameproof for Zone Ex d IIC T6 T4 Combined Approvals Combination of KU21 FU1 and CU1 1 3 V1U Painting Colorchange Amplifier cover only PO Amplifier cover and terminal cover Munsell 7 5 R4 14 PR Coating change Anti corrosion coating 4 X2 316 SST exterior parts 316 SST name plate tag plate and zero adjustment screw HC Fluoro rubber O ring All O rings of amplifier housing Lower limit of ambient temperature 15 C 5 F HE Lightning protector Transmitter power supply
88. odification to an intrinsically safe or explosionproof instrument and the instrument is not restored to its original condition its intrinsically safe or explosionproof construction may be compromised and the instrument may be hazardous to operate Please contact Yokogawa before making any repair or modification to an instrument A CAUTION This instrument has been tested and certified as being intrinsically safe or explosionproof Please note that severe restrictions apply to this instrument s construction installation external wiring maintenance and repair A failure to abide by these restrictions could make the instrument a hazard to operate A WARNING Maintaining the safety of explosionproof equipment requires great care during mounting wiring and piping Safety requirements also place restrictions on maintenance and repair Please read the following sections very carefully A WARNING The range setting switch must not be used in a hazardous area IM 01C25H01 01E 2 Handling Cautions gt 2 4 2 9 1 FM Approval a FM intrinsically Safe Type Caution for FM intrinsically safe type Following contents refer DOC No IFM022 A12 Note 1 Model EJX Series Differential gauge and absolute pressure transmitters with optional code FS1 are applicable for use in hazardous locations Applicable Standard FM3600 FM3610 FM3611 FM3810 e Intrinsically Safe for Class I Division 1 Groups A B
89. onproof Type Model EJX Series pressure transmitters with optional code FU1 or V1U can be selected the type of protection FM Intrinsically Safe or FM Explosionproof for use in hazardous locations Note 1 Forthe 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 9 2 CSA Certification CSA Intrinsically Safe Type Caution for CSA Intrinsically safe and nonincendive type Following contents refer to DOC No ICS013 A13 Note 1 Model EJX Series differential gauge and absolute pressure transmitters with optional code CS1 are applicable for use in hazardous locations Certificate 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 1010 1 Intrinsically Safe for Class l Division 1 Groups A B C amp D Class II Division 1 Groups E F amp G Class III Division 1 e Nonincendive for Class l Division 2 Groups A B C amp D Class Il Division 2 Groups E F amp C Class Ill Division 1 Enclosure Type 4X Temp Code T4 Amb Temp 50 to 60 C
90. or factory setting Normal Operating Condition Selected features may affect limits Ambient Temperature Limits 40 to 60 C 40 to 140 F 30 to 60 C 22 to 140 F with LCD display Note The ambient temperature limits must be within the fill fluid operating temperature range see table 8 1 Process Temperature Limits See table 8 1 Ambient Humidity Limits 0 to 100 RH Working Pressure Limits See table 8 1 For atmospheric pressure or below see figure 8 1 and 8 2 IM 01C25H01 01E 8 General Specifications 8 2 Table 8 1 Process temperature Ambient temperature and Working pressure Code Pinasa oneei Working pressure Specific gravity 3 Silicone oil A 10 to 250 C 10 to 60 C 1 07 general use 14 to 482 F 4 14 to 140 F Silicone oil e 30t0180C 15t0 60 C E me general use 22 to 356 F 5to 140 F 0 ela etm Silicone oil C 10 to 310 C 10 to 60 C oP 1 09 high temperature use 50 to 590 F 50 to 140 F o o 51 kPa abs 7 4 psi abs Fluorinated oil 20 to 120 C 10 to 60 C x oil prohibited use D 4to248 F 14 to 140 F ipaum ren 1 90 t0 1 32 pressure 100 kPa abs Ethylene glycol 50 to 100 C 40 to 60 C low temperature use E 5810212 F 40to 140 F atmospheric pressure to TR flange rating pressure S 1 See figure 8 1 and 8 2 Working Pressure and Process Temperature 2 T
91. or gas proof 50 to 75 C T6 50 to 80 C T5 and 50 to 75 C T4 15 C when HE is specified Maximum Process Temperature Tp for gas proof 85 C T6 100 C T5 and 120 C T4 Maximum Surface Temperature for dust proof T85 C Tamb 40 to 40 C Tp 80 C T100 C Tamb 40 to 60 C Tp 100 C T120 C Tamb 40 to 80 C Tp 120 C 15 C when HE is specified Note 2 Electrical Data Supply voltage 42 V dc max Output signal 4 to 20 mA IM 01C25H01 01E 2 Handling Cautions gt 2 9 Note 3 Installation All wiring shall comply with local installation requirement The cable entry devices shall be of a certified flameproof type suitable for the conditions of use Note 4 Operation Keep the WARNING label attached to the transmitter WARNING AFTER DE ENERGIZING DELAY 5 MINUTES BEFORE OPENING WHEN THE AMBIENT TEMP 265 C USE HEAT RESISTING CABLES290 C Take care notto generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location Note 5 Maintenance and Repair The instrument modification or part replacement by other than an authorized representative of Yokogawa Electric Corporation is prohibited and will void KEMA Flameproof Certification A WARNING B H To satisfy IP66 or IP67 apply waterproof glands to the electr
92. orized representative of Yokogawa Electric Corporation is prohibited and will void KEMA Intrinsically safe Certification Note 5 Special Conditions for Safe Use Inthe case where the enclosure of the Pressure Transmitter is made of aluminium if itis mounted in an area where the use of category 1 G apparatus is required it must be installed such that even in the event of rare incidents ignition sources due to impact and friction sparks are excluded 2 Handling Cautions gt 2 8 Installation Diagram Hazardous Location lt Nonhazardous Location Transmitter i Safety Barrier 1 O r 1 1 1 1 1 1 d 1 1 1 1 1 1 1 1 1 1 1 1 1 F0206 ai 1 In any safety barriers used the output current must be limited by a resistor R such that Imaxout Uz R A WARNING To satisfy IP66 or IP67 apply waterproof glands to the electrical connection port b CENELEC ATEX KEMA Flameproof Type Caution for CENELEC ATEX KEMA flameproof type Note 1 Model EJX Series pressure transmitters with optional code KF21 for potentially explosive atmospheres No KEMA07ATEX0109 Applicable Standard EN 60079 0 2006 EN 60079 1 2004 EN 61241 0 2006 EN 61241 1 2004 Type of Protection and Marking Code Ex d IIC T6 T4 Ex tD A21 IP6x T85 T100 T120 Group Il Category 2G 2D Enclosure IP66 and IP67 Temperature Class for gas poof T6 T5 and T4 Ambient Temperature f
93. orized representative of Yokogawa Electric Corporation is prohibited and will void Type of Protection n Installation Diagram Hazardous Location lt gt Nonhazardous Location Zone 2 only Transmitter rO Ex nl i O Power Supply i 1 1 I F0207 ai Ratings of the Power Supply as follows Maximum Voltage 30 V 2 Electrical Connection A mark indicating the electrical connection type is stamped near the electrical connection port These marks are as followed Screw Size ISO M20 x 1 5 female AM ANSI 1 2 NPT female AA or AW Marking Location of the mark F0208 ai IM 01C25H01 01E 2 Handling Cautions gt 2 10 3 Installation A WARNING All wiring shall comply with local installation requirements and the local electrical code There is no need for conduit seal in Division 1 and Division 2 hazardous locations because this product is sealed at the factory 4 Operation A WARNING OPEN CIRCUIT BEFORE REMOVING COVER INSTALL IN ACCORDANCE WITH THIS USER S MANUAL Take care not to generate mechanical sparking when access to the instrument and peripheral devices in a hazardous location 5 Maintenance and Repair A WARNING The instrument modification or parts replacement by other than an authorized Representative of Yokogawa Electric Corporation is prohibited and Will void the certification 6 Name Plate e Name plate
94. ownward as the ring can slip off and cause injury When re mounting the ring use the new spiral gasket as shown in below table Table 4 1 Spiral Gasket for Pressure Detector Section Side Part number Size Description F9350SV 100x 120xt4 5 For 3 inch flange F9970XF 2100x92120xt4 5 For 3 inch flange F9350ST 70x 90xt4 5 For 2 inch flange F9970XD 70x 90xt4 5 For 2 inch flange F9346ZH 60x 75xt4 5 For 1 1 2 inch flange F9970XB 60x 75xt4 5 For 1 1 2 inch flange Material 316SST Hoop PTFE Teflon Filler Se For oil prohibited use Option code K1 K2 K5 K6 IM 01C25H01 01E 4 Installation 4 5 4 5 Affixing the Teflon Film The FEP Teflon option includes a teflon film and fluorinated oil Before mounting the diaphragm seal to the process flange affix the teflon film as follows AA IMPORTANT 1 Position the diaphragm seal so that the diaphragm is in a upward position 2 Pourthe fluorinated oil on the diaphragm and gasket area covering it completely and evenly Be careful not to scratch the diaphragm or change the its shape 3 Affixthe teflon film over the diaphragm and gasket area 4 Next carefully inspect the cover and try to identify any entrapped air between the diaphragm and the teflon film The air must be removed to ensure optimum performance If air pockets are present use your fingers to remove the air by starting at the center of the diaphragm a
95. peratures use appropriate wires or cables d In environment where oils solvents corrosive gases or liquids may be present use wires or cables that are resistant to such substances e Itis recommended that crimp on solderless terminal lugs for 4 mm screws with insulating sleeves be used for leadwire ends 5 3 Connections of External Wiring to Terminal Box 5 3 4 Power Supply Wiring Connection Connect the power supply wiring to the SUPPLY and terminals When AL is specified also refer to subsection 5 3 5 Transmitter terminal box Power supply F0501 ai Power Supply Wiring Connection Figure 5 1 5 3 2 External Indicator Connection Available only when AL is not specified Connect wiring for external indicators to the CHECK and terminals Note Use a external indicator whose internal resistance is 10 O or less External indicator Power supply T Transmitter terminal box F0502 ai Figure 5 2 External Indicator Connection 5 3 3 Communicator Connection Connect the BT200 or HART275 HHT to the SUPPLY and terminals Use hooks Transmitter terminal box Power supply Ignore the polarity since the BT200 is AC coupled to the terminal box BT200 F0503 ai BT200 Connection Figure 5 3 IM 01C25H01 01E 5 Wiring 5 2 5 3 4 Check Meter Connection Available only when AL is not specified Connect the check meter to the CHECK and
96. pplicable for output signal code F and amplifier housing code 2 Applicable only for output signal code E The change of pressure fluctuation is monitored and then detects the impulse line blockage See TI 01C25A31 01E for detailed technical information required for using this function Applicable for flushing connection ring code 1 2 3 4 A B C and D Applicable for flush type process connection style code W Applicable for extended type and Combination type process connection style code E and Y Pure nitrogen gas is used for oil prohibited use option code K1and K5 The unit on the certificate is always MPa regardless of selection of option code D1 D3 or D4 A flushing connection ring will not be applied when conducting the pressure test or leak test IM 01C25H01 01E 8 General Specifications 8 1 5 8 4 Dimensions Transmitter body section Unit mm Approx inch EJX118A Integral indicator External indicator 137 5 39 optional conduit connection 110 4 33 optional 89 3 50 Conduit connection T 54 Zero adjustment 0 47 1 54 2 13 6 X 4 0 24 S 3 al RI s VE Ps ol 129 5 08 Terminal side Ground terminal M S Low pressure side 175 6 89 Electrical connection for code 5and 9 e X N A Bs High pressure side WE Shrouding bol X 4 rouding bolt
97. r as NO possible or provide lagging Are excess NO capillaries secured YES Secure them so that they are not moved by wind or vibration Is transmitter installed where there is marked variation in temperature Provide lagging and or heat insulation or allow adequate ventilation NO YES Were appropriate instruments used for calibration Refer to Section 7 2 when selecting instruments for calibration NO Is output adjusted correctly Adjust the output Contact Yokogawa service personnel F0707 ai IM 01C25H01 01E 8 Maintenance 7 5 3 Alarms and Countermeasures Table 7 3 Alarm Message Summary Indicator Cause EE Countermeasure None AL 01 Sensor problem Outputs the signal Hold High or Replace capsule when error CAP ERR Capsule temperature sensor Low set with parameter keeps appearing even after problem restart Capsule EEPROM problem AL 02 Amplifier temperature sensor Outputs the signal Hold High or Replace amplifier AMP ERR problem Low set with parameter Amplifier EEPROM problem Amplifier problem AL 10 Input is outside measurement Outputs high range limit value or Check input or replace capsule PRESS range limit of capsule low range limit value when necessary AL 11 Static pressure exceeds limit Continues to operate and output ST PRSS AL 12
98. rflange bolts jsseeveseestesn ASTM B7 carbon steel and nuts material Qe hr ames 316L SST stainless steel Eeer eege ASTM grade660 stainless steel Installation d geess Horizontal piping type and left side high pressure Amplifier housing qs res Cast aluminum alloy e recessus ASTM CF 8M Stainless steel 2 Electrical connection LESSER G 1 2 female one electrical connection without blind plugs di LEE 1 2 NPT female two electrical connections without blind plugs KMA M20 female two electrical connections without blind plugs ee G 1 2 female two electrical connections with a blind plug 1 2 NPT female two electrical connections with a blind plug Quse nu M20 female two electrical connections with a blind plug Ag n G 1 2 female two electrical connections and a 316 SST blind plug EK 1 2 NPT female two electrical connections and a 316 SST blind plug Dtezoemggseer M20 female two electrical connections and a 316 SST blind plug Integral Indicator D Digital indicator Ete Digital indicator with the range setting switch 1 N sr n n n None Mounting blaket B 304 SST 2 inch pipe mounting flat type for horizontal piping flattype for horizontal piping Diaphragm seal section m LLI Continued on diaphragm seal section II The b marks indicate the most typical selection for each specification 1 Notapplicable for output signal code F 2 Not applicable for electrical connection code 0
99. ring is mounted to the pressure detector section as shown in Figure 4 6 At the factory shipment the flushing connection ring is already assembled and attached to process detector section Pressure detector section Spiral gasket li Ring holder Drain vent plug Groove for installing spiral gasket View from pressure detector section F0406 ai Figure 4 6 Mounting to Pressure Detector Section 1 Mount the ring holder on the ring and loosely tighten the mounting screws 2 Place the spiral gasket in the ring groove With the ring correctly aligned and flush with the face of the pressure detector securely tighten each ring holder s mounting screws 3 Position the ring so that the drain vent plugs are aligned straight up and down 4 4 2 Mounting to Process Flange Tighten the bolts to completely close the gap between the ring and the pressure detector section The mating flange gasket stud bolts and nuts are to procured by the customer Spiral gasket Mating flange Ring Diaphragm Pressure detector section F0407 ai Figure 4 7 Mounting to Process Flange A IMPORTANT Confirm thatthere is no gap between the ring and the process detector section after they are mounted on the process flange A gap can lead to a sudden explosive release of process fluids When mounting or removing the ring take care not to tilt the pressure detector d
100. roof Packing Adapter m Flameproof metal conduit wiring Aseal fitting must be installed near the terminal box connection port for a sealed construction Apply a non hardening sealant to the threads of the terminal box connection port flexible metal conduit and seal fitting for waterproofing TY r Hazardous area Gas sealing device Flameproof flexible metal conduit Apply a non hardening sealant to the threads of these fittings for waterproofing Flameproof heavy gauge steel conduit Seal fitting ee wiring impregnate the fitting with a compound to seal tubing F0510 ai Figure 5 10 Typical Wiring Using Flameproof Metal Conduit 5 5 Grounding Grounding is always required for the proper operation of transmitters Follow the domestic electrical requirements as regulated in each country For a transmitter with a built in lightning protector grounding should satisfy ground resistance of 100 or less Ground terminals are located on the inside and outside of the terminal box Either of these terminals may be used Ground terminal inside Ground terminal outside F0511 ai Figure 5 11 Ground Terminals 5 6 Power Supply Voltage and Load Resistance When configuring the loop make sure that the external load resistance is within the range in the figure below Note In case of an intrinsically safe transmitter external load resistance includes safety barrier resist
101. s are as follows Maximum Input Voltage Vmax Ui 30 V Maximum Input Current Imax li 200 mA Maximum Input Power Pmax Pi 0 9 W Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Type n ratings are as follows Maximum Input Voltage Vmax Ui 30 V Maximum Internal Capacitance Ci 10 nF Maximum Internal Inductance Li 0 uH Installation Requirements Uo lt Ui lo lt li Po lt Pi Co 2 Ci Ccable Lo 2 Li Lcable Voc lt Vmax Isc lt Imax Ca 2 Ci Ccable La 2 Li Lcable Uo lo Po Co Lo Voc Isc Ca and La are parameters of barrier Note 3 Installation In any safety barrier used output current must be limited by a resistor R such that lo UO R The safety barrier must be IECEx certified Input voltage of the safety barrier must be less than 250 Vrms Vdc The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation and will void IECEx Intrinsically safe and type n certification Intrinsically Safe Hazardous Location Nonhazardous Location Group IIC Zone 0 I i General EJX Series Pressure 1 ECEx certified Purpose Transmitters Safety Barrier Equipment 1 I 1 1 Go Wie F0210 1 ai type n Hazardous Location lt gt Nonhazardous Location Group IIC Zone 2 EJX Series Pressure Transmitters i IECEx Certified i Equipment nL Safety Barrier F0210 2 ai
102. t introduces these two parts separately The transmitter body section is shown in one table and the diaphragm seal section specifications are listed according to the process connection style First select the model and suffix codes of transmitter body section and then continue on one of the diaphragm seal section IM 01C25H01 01E 8 General Specifications 8 5 EJX118A _ 8 4 ooo EJX438A Transmitter body section Il Diaphragm seal section Flush type Flange size 80A 50A Flange size 40A Extended type Combination type ses See Page 8 7 se See Page 8 8 se See Page 8 9 se See Page 8 10 F0804 ai EJX118A L Transmitter body section EJX118A E EEEETI LEL IIIL LD CT F0805 1 ai Model Suffix codes Description jussis 316 SST 2 inch pipe mounting BIN None EJX118A eese Diaphragm sealed differential pressure transmitter Output Doe Ihe en 4 to 20 mA DC with digital communication BRAIN protocol signal e upe nea ng ace 4 to 20 mADC with digital communication HART protocol n i tI hn Digital communication FOUNDATION Fieldbus protocol Measurement M 6 6 68866 2 to 100 kPa 8 to 400 inH2O span capsule H eS ee eevee ee 10 to 500 kPa 40 to 2000 inH2O Seen B Bee Always S Ce ROM Always C Cove
103. te protect function is enabled F0303 ai IM 01C25H01 01E 4 Installation 4 1 4 Installation 4 1 Precautions 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 Subsection 8 1 Standard Specifications AA IMPORTANT When welding piping during construction take care not to allow welding currents to flow through the transmitter Do not step on this instrument after installation For the EJX438A there is a small hole in the low pressure side cover flange that is used to measure the atmospheric pressure The hole must not face upward See section 8 4 Dimensions for the location of the hole Neverloosen the four bolts securing the cover flanges Refer to figure 3 2 If the seal liquid leaks the transmitter cannot be used 4 2 Mounting the Diaphragm Seals Mount the diaphragm seals using the flanges as shown in Figure 4 1 Figure 4 2 shows how to mount the diaphragm seals on a tank The mating flange gasket bolts and nuts are to be procured by the customer Gasket The product is shipped with these parts assembled Correctly install the diaphragm seals on the high and low pressure sides of the process The label on each diaphragm seal is marked HIGH or LOW F0401 ai Figure 4 1 Mounting the Diaphragm Sea
104. ters Equipment 7 Not Use Safety Barrier F0203 2 ai b FM Explosionproof Type Caution for FM explosionproof type Note 1 Model EJX 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 l Division 1 Groups B C and D Dust ignitionproof for Class II III Division 1 Groups E F and G Enclosure rating NEMA 4X Temperature Class T6 Ambient Temperature 40 to 60 C 15 C when HE is specified 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 lt 2 Handling Cautions gt 2 5 Note 4 Maintenance and Repair The instrument modification or parts replacement by other than authorized representative of Yokogawa Electric Corporation is prohibited and will void Factory Mutual Explosionproof Approval FM Intrinsically Safe Type FM Explosi
105. tment resistance 1000 Digital voltmeter F0701 ai Figure 7 1 Instrument Connections IM 01C25H01 01E 8 Maintenance 7 3 7 4 Disassembly and Reassembly This section describes procedures for disassembly and reassembly for maintenance and component replacement Always turn OFF power and shut off and release pressures before disassembly Use proper tools for all operations Table 7 2 shows the tools required Table 7 2 Tools for Disassembly and Reassembly Tool Quantity Remarks Phillips 1 JIS B4633 No 2 screwdriver Slotted 1 screwdriver Allen wrenches 3 JIS B4648 One each nominal 3 4 and 2 5 mm Allen wrenches Wrench 1 Width across flats 17 mm Torque wrench 1 Adjustable 1 wrench Socket wrench 1 Width across flats 16 mm Socket driver 1 Width across flats 5 5 mm Tweezers 1 A CAUTION Precautions for ATEX Flameproof Type Transmitters Flameproof type transmitters must be as a rule removed to a non hazardous area for maintenance and be disassembled and reassembled to the original state Onthe flameproof type transmitters the two covers are locked each by an Allen head bolt shrouding bolt When a shrouding bolt is driven clockwise by an Allen wrench it is going in and cover lock is released and then the cover can be opened When a cover is closed it should be locked by a shrouding bolt without fail Tighten the shrouding bolt to a torque of 0 7
106. tor F0410 ai Figure 4 10 Integral Indicator Direction IM 01C25H01 01E 5 Wiring 5 1 5 Wiring 5 1 Wiring Precautions IMPORTANT Lay wiring as far as possible from electrical noise sources such as large capacity transformers motors and power supplies Remove the electrical connection dust cap before wiring All threaded parts must be treated with waterproofing sealant A non hardening silicone group sealant is recommended To prevent noise pickup do not pass signal and power cables through the same ducts Explosion protected instruments must be wired in accordance with specific requirements and in certain countries legal regulations in order to preserve the effectiveness of their explosion protected features The terminal box cover is locked by an Allen head bolt a shrouding bolt on ATEX flameproof type transmitters When the shrouding bolt is driven clockwise using an Allen wrench it goes in The cover lock can then be released and the cover can be opened by hand See subsection 7 4 Disassembly and Reassembly for details Plug and seal an unused conduit connection 5 2 Selecting the Wiring Materials a Use stranded leadwires or cables which are the same as or better than 600 V grade PVC insulated wire JIS C3307 or its equivalent b Use shielded wires in areas that are susceptible to electrical noise c In areas with higher or lower ambient tem
107. troduction 1 2 A WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury A CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices AA IMPORTANT Indicates that operating the hardware or software in this manner may damage it or lead to system failure A NOTE Draws attention to information essential for understanding the operation and features Direct current 1 1 Safe Use of This Product For the safety of the operator and to protect the instrument and the system please be sure to follow this manual s safety instructions when handling this instrument If these instructions are not heeded the protection provided by this instrument may be impaired In this case Yokogawa cannot guarantee that the instrument can be safely operated Please pay special attention to the following points a Installation This instrument may only be installed by an engineer or technician who has an expert knowledge of this device Operators are not allowed to carry out installation unless they meet this condition With high process temperatures care must be taken not to burn yourself by touching the instrument or its casing Never loosen the process connector nuts when the instrument is installed in a process This can lead to a su
108. ut status at CPU C2 Output signal limits failure and hardware error is 596 3 2 mA DC or less 3 8 mAto 20 5 mA Failure alarm up scale Output status at CPU C3 failure and hardware error is 11096 21 6 mA or more Gold plate 9 Inside of isolating diaphragms fill fluid side are gold plated effective for hydrogen A1 permeation Stainless steel tag plate 304SST tag plate wired onto transmitter N4 Data configuration at Data configuration for HART Software damping Descriptor Message CA factory 10 communication type Data configuration for BRAIN Software damping CB communication type Advanced diagnostics 12 Multi sensing process monitoring DG6 e Impulse line blockage detection 14 Material Process flange Block M2W certificate Process flange Block Ring 15 For Flush type M5W Process flange Block Pipe Base For Extended type M2E ah Pressure ie Process fange Block Pipe Base For Combinatontype MaY Pressure Flange rating Test pressure test Leak JIS 10K 2 MPa 290 psi T51 Ca E lt JIS 20K 5 MPa 720 psi T54 19 JIS 40K 16 10 MPa 1450 psi T57 xs ANSI JPI Class 150 3 MPa 430 psi T52 M ANSI JPI Class 300 16 8 MPa 1160 psi T56 ANSI JPI Class 300 17 7 MPa 1000 psi T55 ANSI KPI Class 600 16 16 MPa 2300 psi T58 amp E JIS 10K 2 MPa 290 psi T51 5 amp JIS 20K 40K 63K 3 5 MPa 500 psi Nitrogen N2 Gas 18 T53 LZ ANSI JPI Class 150 300 600 3 5 MPa 500 psi Retention time T53 JIS 10K 2 MPa 290 psi

User's Manual EJX118A and EJX438A Diaphragm

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