User’s
Manual
Flange Mounted Differential
Pressure Transmitters
EJX210A and EJA210E
IM 01C25C01-01E
16th Edition
Page 1: ...User s Manual Flange Mounted Differential Pressure Transmitters EJX210A and EJA210E IM 01C25C01 01E IM 01C25C01 01E 16th Edition...
Page 2: ...2 2 7 Restrictions on Use of Radio Transceivers 2 3 2 8 Insulation Resistance and Dielectric Strength Test 2 3 2 9 Installation of an Explosion Protected Instrument 2 4 2 9 1 FM Approval 2 4 2 9 2 CSA...
Page 3: ...Resistance 6 5 7 Operation 7 1 7 1 Preparation for Starting Operation 7 1 7 2 Zero Point Adjustment 7 3 7 3 Starting Operation 7 4 7 4 Shutting Down Operation 7 4 7 5 Venting or Draining Transmitter P...
Page 4: ...n Information When using the transmitters in a Safety Instrumented System application refer to the Functional Safety Manual Document No TI 01C25A05 01EN or TI 01C25A05 21EN for option code SLT and fol...
Page 5: ...0E S1 S2 To ensure correct use of this instrument read both the hardware and software manuals thoroughly before use WARNING When using the transmitters in a Safety Instrumented System application refe...
Page 6: ...tandpoint Yokogawa assumes no responsibility for this product except as stated in the warranty If the customer or any third party is harmed by the use of this product Yokogawa assumes no responsibilit...
Page 7: ...NING 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...
Page 8: ...c Area is Yokogawa Europe B V Euroweg 2 3825 HD Amersfoort The Netherlands i Control of Pollution Caused by the Product This is an explanation for the product based on Control of Pollution caused by E...
Page 9: ...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...
Page 10: ...mitter 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 obs...
Page 11: ...a minimum d Installation of Explosion protected Transmitters An explosion protected transmitter is certified for installation in a hazardous area containing specific gas types See subsection 2 9 Insta...
Page 12: ...ing these tests is as follows Insulation Resistance Test 1 Short circuit the and SUPPLY terminals in the terminal box In case of 1 to 5 V output short circuit the SUPPLY SUPPLY and A VOUT terminals 2...
Page 13: ...owing sections very carefully WARNING The range setting switch must not be used in a hazardous area IMPORTANT For combined approval types Once a device of multiple approval type is installed it should...
Page 14: ...x 30 V Imax 225 mA Pmax 1 W Ci 6 nF Li 0 H Notes 1 Installation must be in accordance with the National Electric Code NFPA70 ANSI ISA RP12 06 01 and relevant local codes 2 The Associated Apparatus mus...
Page 15: ...Explosionproof Approval c FM Intrinsically Safe Type FM Explosionproof Type EJX EJA E Series pressure transmitters with optional code FU1 or V1U1 can be selected the type of protection FM Intrinsicall...
Page 16: ...put voltage of the safety barrier must be less than 250 Vrms Vdc Installation should be in accordance with Canadian Electrical Code Part I and Local Electrical Code Dust tight conduit seal must be use...
Page 17: ...g Conduit Transmitter F0205 1 ai Non Hazardous Locations Hazardous Locations Division 2 Non hazardous Location Equipment 42 V DC Max 4 to 20 mA DC Signal Sealing Fitting Transmitter F0205 2 ai All wir...
Page 18: ...T4 Ga II 2 D Ex ia IIIC T85 C T100 C T120 C Db Ambient temperature EPL Ga 50 C Ta 60 C EPL Db 30 C Ta 60 C EPL Db 15 C Ta 60 C Process temperature EPL Ga 50 C Tp 120 C EPL Db T120 C 30 C Tp 120 C T100...
Page 19: ...ers with optional code KF22 are applicable for use in hazardous locations No KEMA 07ATEX0109 X Applicable Standard EN IEC 60079 0 EN 60079 1 EN 60079 31 Type of Protection and Marking Code II 2 G Ex d...
Page 20: ...firm the power supply is cut off and the voltage of power supply terminal is not supplied Only personnel authorized by Yokogawa Electric Corporation can repair the equipment in accordance with the rel...
Page 21: ...on of use Precaution shall be taken to minimize the risk from electrostatic discharges on the non metallic parts excluding glass parts or coated parts of the equipment The dielectric strength of at le...
Page 22: ...digit in the three numbers next to the nine letters of the serial number appearing after NO on the nameplate indicates the year of production The following is an example of a serial number for a prod...
Page 23: ...ing up operation If the equipment is mounted in an area where explosive atmospheres may be present it must be installed in such a way that the risk from electrostatic discharges and propagating brush...
Page 24: ...trength tests required by IEC 60079 11 This must be taken into account when installing the apparatus c IECEx Flameproof Type Caution for IECEx flameproof type Note 1 EJX EJA E Series pressure transmit...
Page 25: ...the electrical connection port These marks are as followed F0215 ai Location of the mark Screw Size Marking ISO M20 1 5 female ANSI 1 2 NPT female M N or W 2 10 EMC Conformity Standards EN 61326 1 Cla...
Page 26: ...e production sites are shown below The condition of the RoHS compliant production sites are as follows Japan Germany Saudi Arabia India The production sites can be confirmed by the serial number shown...
Page 27: ...te 2 Applicable for BRAIN HART communication type 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...
Page 28: ...diaphragm seals or process connectors make sure that no foreign matter has adhered to the seal surface of the gasket or O ring before assembling If foreign matter adheres it may lead to leaks 4 2 Mou...
Page 29: ...5 kgf cm WARNING In the case of the explosion proof flameproof type transmitter do not rotate the transmitter part in the hazardous area while the transmitter is energized IMPORTANT Do not rotate the...
Page 30: ...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 be procured by the customer F0405 a...
Page 31: ...ge the its shape 3 Affix the 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 m...
Page 32: ...sure connection Process connector Bolt Figure 5 1 H and L Symbols on a Capsule Assembly 2 Tightening the Process Connector Mounting Bolts After connecting the impulse line tighten the process connecto...
Page 33: ...transmitter installation location the process piping layout and the characteristics of the process fluid corrosiveness toxicity flammability etc etc and make appropriate changes and additions to the c...
Page 34: ...s 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 temperatures...
Page 35: ...F0602 ai Power supply Figure 6 3 External Indicator Connection 6 3 3 Communicator Connection 4 to 20 mA output BRAIN HART IMPORTANT Analog output may change temporally in connecting with BRAIN termin...
Page 36: ...cables Distributor Shielded cable F0605 ai Figure 6 8 Status Output Connection 6 4 Wiring 6 4 1 Loop Configuration Since the DPharp uses a two wire transmission system for 4 to 20 mA output signal wir...
Page 37: ...0617 ai Figure 6 11 Connection between Transmitter Distributer and Receiver Four wire connection Fasten the negative side wiring of both power supply and signal line to the SUPPLY terminal Hazardous L...
Page 38: ...15 Typical Wiring Using Flameproof Metal Conduit 6 5 Grounding Grounding is always required for the proper operation of transmitters Follow the domestic electrical requirements as regulated in each c...
Page 39: ...c dust cap placed in the process connector low pressure side b Turn ON power and connect the communicator Open the terminal box cover and connect the communicator to the SUPPLY and terminals c Using t...
Page 40: ...ay communication error PARAM C60 SELF CHECK ERROR Communication error Faulty wiring Self diagnostic error Faulty transmitter DATA DIAG PRNT ESC F0702 ai Using the integral indicator If the wiring syst...
Page 41: ...nal use a digital multimeter calibrator or communicator 1 When you can obtain Low Range Value from actual measured value of 0 0 kPa atmospheric pressure Zero adjustment screw cover F0704 ai The zero a...
Page 42: ...After locking the covers confirm that they are secure and cannot be opened by hand Tighten the zero adjustment cover mounting screw to fix the cover in position 7 4 Shutting Down Operation Turn off th...
Page 43: ...aining Venting the Transmitter 7 5 3 Draining Condensate for Flushing Connection Ring 1 Gradually open the drain screw to drain from the flushing connection ring 2 When the flushing connection ring is...
Page 44: ...er to either IM 01C25T01 06EN for the HART communication type or IM 01C25T03 01E for the BRAIN communication type for the setting procedure The Local Parameter Setting function is available with HART...
Page 45: ...splay out1 Set LRV Set URV Edit Damping time Process Measurement Display Zero adjustment 9 10 Re range by applying actual pressure Process Measurement Display 11 Device Information Run Cancel 1 Loop T...
Page 46: ...push push push push push Process Measurement Display push push Process Measurement Display 1 Loop Test 2 Tag Number 3 Press Unit 4 Press LRV 5 Press URV 6 Damping Time 7 Output Mode Transfer function...
Page 47: ...characters for BRAIN can be set F0712 ai screw push Change the first Character Go to the next Character Set all other characters in the same way Blinking Blinking Save Cancel 7 6 6 Pressure Unit Confi...
Page 48: ...ON when the damping time constant is set to less than 0 5 seconds Damping time constant is rounded off to two decimal places F0714 ai screw Change the first digit Set all other characters in the same...
Page 49: ...fter parameter setting 7 6 11 Re range by applying actual pressure LRV URV This feature allows the lower and upper range values to be setup with the actual input applied F0715 ai Follow the procedure...
Page 50: ...r Ext SW disable EXT ZERO ADJ disable External Zero Adjustment Local Parameter Setting Communication Parameter Write Protect On WRT PROTECT Yes Local Parameter Setting All Communication Parameters Har...
Page 51: ...static coating 8 2 Calibration Instruments Selection Table 8 1 lists the instruments that can be used to calibrate a transmitter When selecting an instrument consider the required accuracy level Exerc...
Page 52: ...kPa 2 kgf cm2 25 kPa 2500 mmH2O Accuracy 0 05 of F S Requires air pressure supply Dead weight gauge tester 25 kPa 2500 mmH2O Accuracy 0 03 of setting Select the one having a pressure range close to th...
Page 53: ...ver is closed it should be locked by a shrouding bolt without fail Tighten the shrouding bolt to a torque of 0 7 N m 7 kgf cm Shrouding Bolt Shrouding Bolt F0802 ai Figure 8 2 Shrouding Bolts 8 4 1 Re...
Page 54: ...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 connect...
Page 55: ...ce personnel 8 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 iso...
Page 56: ...o Section 6 6 for rated voltage and load resistance Find correct broken conductor or wiring error Are valves opened or closed correctly Is there any pressure leak Is there continuity through the trans...
Page 57: ...or allow adequate ventilation Refer to Section 8 2 when selecting instruments for calibration Fully open the low pressure valve Refer to individual model user manuals and connect piping as appropriat...
Page 58: ...to 95 C AL 30 RANGE Output is outside upper or lower range limit value Outputs high range limit value or low range limit value Check input and range setting and change them as needed AL 31 SP RNG Sta...
Page 59: ...0E C81FA C82FA C81FD C82FD C30SW C30SE C80FW C80FE EJXC81A EJAC81E C70SE C70SW Diaphragm Seal System GS 01C25W01 01EN EJXC40A Digital Remote Sensor GS 01C25W05 01EN EJX110A EJX130A Differential Pressu...
Page 60: ...V output 2 13 to 2 14 2 9 4 Add EPL code Revise applicable standard Add information for 1 to 5 V output Add note for electro static charge Add electrical connection 2 14 2 10 Add standard for PROFIBU...
Page 61: ...ve 2 13 Change the applicable standard Delete Altitude of installation site 4 1 4 2 Add note 4 2 4 3 Change the description Add WARNING 6 1 6 1 Delete silicone group 6 5 6 4 Delete the description abo...
