User’s Manual Model EJA210A and EJA220A Flange Mounted Differential Pressure Transmitters IM 01C21C01-01E IM 01C21C01-01E Yokogawa Electric Corporation 11th Edition
CONTENTS CONTENTS 1. INTRODUCTION ............................................................................................ 1-1 Regarding This Manual ................................................................................. 1-1 1.1 For Safe Use of Product ........................................................................ 1-1 1.2 Warranty ................................................................................................ 1-2 1.3 ATEX Documentation .............................
CONTENTS 6.4 Wiring .................................................................................................. 6-2 6.4.1 Loop Configuration ....................................................................... 6-2 (1) General-use Type and Flameproof Type ..................................... 6-2 (2) Intrinsically Safe Type ................................................................. 6-2 6.4.2 Wiring Installation .........................................................................
CONTENTS 8.4 Displaying Data Using the BT200 ..................................................... 8-16 8.4.1 Displaying Measured Data ......................................................... 8-16 8.4.2 Display Transmitter Model and Specifications ........................... 8-16 8.5 Self-Diagnostics ................................................................................ 8-16 8.5.1 Checking for Problems ...............................................................
1. INTRODUCTION 1. INTRODUCTION Thank you for purchasing the DPharp electronic pressure transmitter. • The following safety symbol marks are used in this manual: The DPharp Pressure Transmitters are precisely calibrated at the factory before shipment. To ensure correct and efficient use of the instrument, please read this manual thoroughly and fully understand how to operate the instrument before operating it.
1. INTRODUCTION (f) Modification • Yokogawa will not be liable for malfunctions or damage resulting from any modification made to this instrument by the customer. • In case of high process temperature, care should be taken not to burn yourself because the surface of body and case reaches a high temperature. • The instrument installed in the process is under pressure. Never loosen the process connector bolts to avoid the dangerous spouting of process fluid. 1.
1. INTRODUCTION 1.3 ATEX Documentation SF This procedure is only applicable to the countries in European Union. Kaikkien ATEX Ex -tyyppisten tuotteiden käyttöhjeet ovat saatavilla englannin-, saksan- ja ranskankielisinä. Mikäli tarvitsette Ex -tyyppisten tuotteiden ohjeita omalla paikallisella kielellännne, ottakaa yhteyttä lähimpään Yokogawa-toimistoon tai -edustajaan. GB All instruction manuals for ATEX Ex related products are available in English, German and French.
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2. HANDLING CAUTIONS 2. HANDLING CAUTIONS This chapter describes important cautions regarding how to handle the transmitter. Read carefully before using the transmitter. The EJA-A Series pressure transmitters are thoroughly tested at the factory before shipment. When the transmitter is delivered, 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.
2. HANDLING CAUTIONS effects, bring the transceiver in use slowly from a distance of several meters from the transmitter, and observe the measurement loop for noise effects. Thereafter, always use the transceiver outside the area affected by noise. (c) Shock and Vibration Select an installation site suffering minimum shock and vibration (although the transmitter is designed to be relatively resistant to shock and vibration).
2. HANDLING CAUTIONS 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.
2. HANDLING CAUTIONS b. FM Explosionproof Type Caution for FM explosionproof type. 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 Hazardous (Classified) Locations” and the National Electric Code (ANSI/NFPA 70).
2. HANDLING CAUTIONS 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. [Intrinsically Safe] Hazardous Location Class I, II, III, Division 1, Groups A, B, C, D, E, F, G EJA Series Pressure Transmitters + 2.9.2 CSA Certification a. CSA Intrinsically Safe Type Caution for CSA Intrinsically safe type. (Following contents refer to “DOC No. ICS003-A12 P.1-1 and P.1-2.”) Note 1.
2. HANDLING CAUTIONS Note 3. Operation • Keep the “CAUTION” label attached to the transmitter. CAUTION: OPEN CIRCUIT BEFORE REMOVING COVER. OUVRIR LE CIRCUIT AVANT D´NLEVER LE COUVERCLE. • Take care not to generate mechanical sparking when accessing to the instrument and peripheral devices in a hazardous location. Note 4.
2. HANDLING CAUTIONS • 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. • The cable entry devices and blanking elements for type n shall be of a certified type providing a level of ingress protection of at least IP54, suitable for the conditions of use and correctly installed.
2. HANDLING CAUTIONS 2.9.4 CENELEC ATEX (KEMA) Certification [Installation Diagram] Hazardous Location (1) Technical Data Transmitter a. CENELEC ATEX (KEMA) Intrinsically Safe Type Caution for CENELEC ATEX (KEMA) Intrinsically safe type. Note 1. Model EJA Series differential, gauge, and absolute pressure transmitters with optional code /KS2 for potentially explosive atmospheres: • No.
2. HANDLING CAUTIONS c. CENELEC ATEX (KEMA) Intrinsically Safe Type/CENELEC ATEX (KEMA) Flameproof Type/ CENELEC ATEX Type n Model EJA-A Series pressure transmitters with optional code /KU2 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. For the installation of this transmitter, once a particular type of protection is selected, any other type of protection cannot be used.
2. HANDLING CAUTIONS (4) Operation 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 hazardous locations. (5) Maintenance and Repair MWP: Maximum working pressure. CAL RNG: Specified calibration range. DISP MODE: Specified display mode. OUTPUT MODE: Specified output mode. NO.: Serial number and year of production*1.
2. HANDLING CAUTIONS • EJA130A, EJA440A, EJA510A, and EJA530A can be used above 200 bar and therefore considered as a part of a pressure retaining vessel where category lll, Module H applies. These models with option code /PE3 conform to that category. (3) Operation CAUTION • The temperature and pressure of fluid should be applied under the normal operating condition. • The ambient temperature should be applied under the normal operating condition.
3. COMPONENT NAMES 3. COMPONENT NAMES Terminal box cover Tramsmitter sedtion Conduit connection External indicator conduit connection (Note 1) CPU assembly Zero-adjustment screw Integral indicator (Note 1) Mounting screw Setting pin (CN4) Process connection (low pressure side) Range-setting switch (Note 1) (See Subsection 7.
4. INSTALLATION 4. INSTALLATION 4.1 Precautions IMPORTANT Please use a gasket which has a bigger inside diameter than that of gasket facing (ød) on diaphragm seal. In case a gasket which has a smaller inside diameter than that of gasket facing is used, it may cause an error as the gasket prevents diaphragm from working correctly. (Refer to Subsection 10.4 ‘Dimensions’) Before installing the transmitter, read the cautionary notes in Section 2.4, “Selecting the Installation Location.
4. INSTALLATION 4.4 Changing the Direction of Integral Indicator 4.5 Affixing the Teflon Film IMPORTANT IMPORTANT The FEP Teflon option includes a teflon film and fluorinated oil. Before mounting the transmitter to the process flange, affix the teflon film as follows: 1) Position the diaphragm so that the diaphragm is in a upward position. 2) Pour the 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.
5. INSTALLING IMPULSE PIPING 5. INSTALLING IMPULSE PIPING 5.1 Impulse Piping Installation Precautions (2) Tightening the Process Connector Mounting Bolts After connecting the impulse piping, tighten the process connector mounting bolts uniformly. The impulse piping that connects the process outputs to the transmitter must convey the process pressure accurately.
5. INSTALLING IMPULSE PIPING 5.2 Impulse Piping Connection Examples Figure 5.2 shows examples of typical impulse piping connections. Before connecting the transmitter to the process, study the transmitter installation location, the process piping layout, and the characteristics of the process fluid (corrosiveness, toxicity, flammability, etc.), etc. and make appropriate changes and additions to the connection configurations.
6. WIRING 6. WIRING 6.1 Wiring Precautions IMPORTANT • Lay wiring as far as possible from electrical noise sources such as large capacity transformers, motors, and power supplies. • Remove 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.
6. WIRING (2) Intrinsically Safe Type For intrinsically safe type, a safety barrier must be included in the loop. 6.3.4 Check Meter Connection Connect the check meter to the CHECK + and – terminals (use hooks). • A 4 to 20 mA DC output signal from the CHECK + and – terminals. Hazardous Location (Note) Use a check meter whose internal resistance is 10 Ω or less.
6. WIRING (2) Flameproof Type Wire cables through a flameproof packing adapter, or using a flameproof metal conduit. 䊏 Wiring cable through flameproof packing adapter. • Apply a nonhardening sealant to the terminal box connection port and to the threads on the flameproof packing adapter for waterproofing. 6.5 Grounding Grounding is always required for the proper operation of transmitters. Follow the domestic electrical requirements as regulated in each country.
7. OPERATION 7. OPERATION Confirming that Transmitter is Operating Properly Using the BT200 • If the wiring system is faulty, ‘communication error’ appears on the display. • If the transmitter is faulty, ‘SELF CHECK ERROR’ appears on the display. 7.1 Preparation for Starting Operation The Model EJA210A and EJA220A flange mounted differential pressure transmitter measures the levels or densities of liquids. This section describes the operation procedure for the EJA210A as shown in Figure 7.
7. OPERATION 7.2.1 When you can obtain Low Range Value from actual measured value of 0% (0 kPa, atmospheric pressure); 7.2 Zero Point Adjustment Adjust the zero point after operating preparation is completed. Using the Transmitter Zero-adjustment Screw Before adjusting a screw, check that the parameter J20: EXT ZERO ADJ displays ENABLE. See Subsection 8.3.3 (12) for the setting procedure. IMPORTANT Do not turn off the power to the transmitter immediately after a zero adjustment.
7. OPERATION 7.2.2 When you cannot obtain Low Range Value from actual measured value of 0%; IMPORTANT • Remove the BT200 from the terminal box, and confirm that none of the terminal screws are loosened. • Close the terminal box cover and the amplifier cover. Screw each cover in tightly until it will not turn further. • Two covers are required to be locked on the CENELEC and IECEx Flameproof type transmitters. An Allen head bolts (shrouding bolts) are provided under edge of the each cover for locking.
7. OPERATION 7.6 Setting the Range Using the Range-setting Switch WARNING Since the accumulated liquid (or gas) may be toxic or otherwise harmful, take appropriate care to avoid contact with the body, or inhalation of vapors. 7.5.
7. OPERATION IMPORTANT • Do not turn off the power to the transmitter immediately after completion of the change in the LRV and/or HRV setting(s). Note that powering off within thirty seconds after setting will cause a return to the previous settings. • Changing LRV automatically changes HRV to the following value.
8. BRAIN TERMINAL BT200 OPERATION 8. BRAIN TERMINAL BT200 OPERATION The DPharp is equipped with BRAIN communications capabilities, so that range changes, Tag No. setup, monitoring of self-diagnostic results, and zero point adjustment can be handled by remote control via BT200 BRAIN TERMINAL or CENTUM CS console. This section describes procedures for setting parameters using the BT200. For details concerning the BT200, see IM 01C00A11-01E, “BT200 User’s Manual.” 8.2 BT200 Operating Procedures 8.2.
8. BRAIN TERMINAL BT200 OPERATION 8.2.2 Operating Key Functions Use the function key [F1] CODE to enter symbols. The following symbols will appear in sequence, one at a time, at the cursor each time you press [F1] CODE: (1) Alphanumeric Keys and Shift Keys You can use the alphanumeric keys in conjunction with the shift keys to enter symbols, as well as alphanumeric keys. / . – , + * ) ( ’ & % $ # ” ! To enter characters next to these symbols, press [ > ] to move the cursor.
8. BRAIN TERMINAL BT200 OPERATION 8.2.3 Calling Up Menu Addresses Using the Operating Keys ––WELCOME–– BRAIN TERMINAL ID: BT200 STARTUP SCREEN check connection push ENTER key UTIL The utility screen contains the following items. 1. BT200 ID settings 2. Security code settings 3. Switching language of messages (Japanese or English) 4. LCD contrast setting 5. Adjusting printout tone (BT200-P00 only) UTILITY 1.ID 2.SECURITY CODE 3.LANGUAGE SELECT 4.LCD CONTRAST 5.
8. BRAIN TERMINAL BT200 OPERATION 8.3 Setting Parameters Using the BT200 8.3.1 Parameter Summary Instruments to which applicable: F: Differential pressure transmitters P: Pressure transmitters L: Liquid level transmitters No. Item 01 MODEL 02 TAG NO. EJA110A, EJA120A, and EJA130A EJA310A, EJA430A, EJA440A, EJA510A, and EJA530A EJA210A and EJA220A Description Model+capsule type Tag number 03 SELF CHECK Self-diagnostic result A DISPLAY Measured data display A10 OUTPUT (%) A11 ENGR.
8. BRAIN TERMINAL BT200 OPERATION No. D Item AUX SET 1 D31 STAT. P.
8. BRAIN TERMINAL BT200 OPERATION 8.3.2 Parameter Usage and Selection IMPORTANT Before describing the procedure for setting parameters, we present the following table showing how the parameters are used and in what case. If the transmitter is turned off within 30 seconds after parameters have been set, the set data will not be stored and the terminal returns to previous settings. Table 8.3.1 Parameter Usage and Selection Setup Item Tag No. setup P.8-7 Calibration range setup P.
8. BRAIN TERMINAL BT200 OPERATION 8.3.3 Setting Parameters Set or change the parameters as necessary. After completing these, do not fail to use the “DIAG” key to confirm that “GOOD” is displayed for the selfdiagnostic result at _60: SELF CHECK. set data. The set data items flash. When all items have been confir- PRINTER OFF F2:PRINTER ON FEED POFF NO med, press the again. (To go back to the setting panel, press the (NO) key. (1) Tag No.
8. BRAIN TERMINAL BT200 OPERATION b. Setting Calibration Range Lower Range Value and Higher Range Value (C21: LOW RANGE, C22: HIGH RANGE) These range values are set as specified in the order before the instrument is shipped. Follow the procedure below to change the range. • Example 2: With present settings of 0 to 30 kPa, set the Higher range value to10 kPa.
8. BRAIN TERMINAL BT200 OPERATION (4) Output Signal Low Cut Mode Setup (D10: LOW CUT, D11: LOW CUT MODE) Low cut mode can be used to stabilize the output signal near the zero point. The low cut point can be set in a range from 0 to 20% of output. (Hysteresis: ±1%) (5) Change Output Limits (D15:OUT LIMIT(L), D16:OUT LIMIT(H)) The range of normal output is preset at factory from -5.0 to 110.0% unless otherwise specified, and the output is limited with these upper and lower values.
8. BRAIN TERMINAL BT200 OPERATION % indication and input pressure indication User-set engineering unit display D20: DISP SELECT NORMAL % INP PRES PRES & % D20: DISP SELECT USER SET USER & % b. Setting User-set Engineering Unit (D21: DISP UNIT) This parameter allows entry of the engineering units to be displayed on the BT200. When the instrument is shipped, this is set as specified in the order. Follow the procedure below to change this setting. This parameter need not be set for % display.
8. BRAIN TERMINAL BT200 OPERATION c. Lower and Higher Range Value Setup in Engineering Unit (D22: DISP LRV, D23: DISP HRV) These parameter items are used to set the lower and higher range values for the engineering unit display. (8) Unit Setup for Displayed Static Pressure (D31: STAT.P.UNIT) Follow the procedure below to change the static pressure units. Changing this parameter changes the unit for the A30: STATIC PRESS (static pressure) display.
8. BRAIN TERMINAL BT200 OPERATION (10) Output Status Display/Setup when a CPU Failure (D52: BURN OUT) This parameter displays the status of 4 to 20 mA DC output if a CPU failure occurs. In case of a failure, communication is disabled. (12) Range Change while Applying Actual Inputs (H10: AUTO LRV, H11: AUTO HRV) This feature allows the lower and higher range values to be set up automatically with the actual input applied.
8. BRAIN TERMINAL BT200 OPERATION • Example 2: When the higher range value is to be changed to 10 kPa with the present setting of 0 to 30 kPa, take the following action with an input pressure of 10 kPa applied. SET H11:AUTO HRV 30 kPa + 30 Press the (a) Follow the procedure below when setting the present output to 0% (4 mA). Output is 0.5%. A10:OUTPUT (%) 0.5 % key twice. SET J10:ZERO ADJ 0.0 % + 000.0 The higher range value is changed to 10 kPa. Press the key twice. ESC CLR SET H11:AUTO HRV 10.
8. BRAIN TERMINAL BT200 OPERATION (b)-2 Follow the procedure below to use J11: ZERO DEV. • Example: Inhibiting zero adjustment by the external zero-adjustment screw SET J20:EXIT ZERO ADJ ENABLE < ENABLE > < INHIBIT> Present output is 41.0%. A10:OUTPUT (%) 41.0 % Output error = 45.0 – 41.0 = 4.0%. Use the Press the SET J11:ZERO DEV. 2.50 % 0 Since “J11: ZERO DEV.” contains or key to select INHIBIT. ESC key twice to enter the setting. the previous correction, obtain the F0833.
8. BRAIN TERMINAL BT200 OPERATION Span adjustment value (%) = P1 A40 100 P1 P1: Actual differential pressure/pressure value A40: Input (indicated as the value after zeroing) (15) Test Output Setup (K10: OUTPUT X%) This feature can be used to output a fixed current from 3.2 mA (–5%) to 21.6 mA (110%) for loop checks. • Example: Output 12 mA (50%) fixed current. Measurement pressure SET K10:OUTPUT X % 0.0 % + 050.0 A40 Set 50.0%. Press the key twice to output a fixed current at 50%.
8. BRAIN TERMINAL BT200 OPERATION 8.4 Displaying Data Using the BT200 8.4.1 8.5 Self-Diagnostics 8.5.1 Displaying Measured Data Checking for Problems (1) Identifying Problems with BT200 The following four areas can be checked. (a) Whether connections are good. (b) Whether BT200 was properly operated. (c) Whether settings were properly entered. (d) History of the errors. See examples below. The BT200 can be used to display measured data. The measured data is updated automatically every 7 seconds.
8. BRAIN TERMINAL BT200 OPERATION (2) Checking with Integral Indicator • Example 3: Checking the history of the errors Connect the BT200 to the transmitter, and call item P. MENU J:ADJUST K:TEST M:MEMO P:RECORD HOME SET ADJ ESC PARAM P10:ERROR REC 1 ERROR P11:ERROR REC 2 ERROR P12:ERROR REC 3 GOOD DATA DIAG PRNT ESC NOTE If an error is detected in the self-diagnostic, an error number is displayed on the integral indicator.
8. BRAIN TERMINAL BT200 OPERATION 8.5.2 Errors and Countermeasures The table below shows a summary of error messages. Table 8.5.1 Error Message Summary Integral Indicator Display BT200 Display Cause Output Operation during Error Countermeasure None GOOD ---- ERROR Er. 01 CAP MODULE FAULT Capsule problem.*1 Outputs the signal (Hold, High, or Low) set with parameter D53. Replace the capsule when error keeps appearing even after restart.*2 Er. 02 AMP MODULE FAULT Amplifier problem.
9. MAINTENANCE 9. MAINTENANCE 9.1 Overview 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 during draining condensate or venting gas in transmitter pressure-detector section and even after dismounting the instrument from the process line for maintenance. Maintenance of the transmitter is easy due to its modular construction.
9. MAINTENANCE Table 9.2.1 Instruments Required for Calibration Name Yokogawa-recommended Instrument Power supply 4 to 20 mA DC signal Model SDBT or SDBS distributor Model 2792 standard resistor [250 Ω ±0.005%, 3 W] Load resistor Load adjustment resistor [100 Ω ±1%, 1 W] Model 2501 A digital multimeter Accuracy (10V DC range): ±(0.002% of rdg + 1 dgt) Voltmeter Digital manometer Pressure generator Pressure source Remarks Model MT220 precision digital manometer 1) For 10 kPa class Accuracy: ±(0.
9. MAINTENANCE 9.4 Disassembly and Reassembly 9.4.1 Replacing the Integral Indicator CAUTION This section describes procedures for disassembly and reassembly for maintenance and component replacement. 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 and the transmitter’s use in such rated area.
9. MAINTENANCE Attaching the Integral Indicator Integral indicator can be installed in the following three directions. F0910.EPS Figure 9.4.1 Installation Direction of 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. Output terminal cable Press forward 9.4.2 Replacing the CPU Board Assembly This subsection describes the procedure for replacing the CPU assembly. (See Figure 9.4.
9. MAINTENANCE 9.5 Troubleshooting 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. 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.
9. MAINTENANCE 9.5.2 Troubleshooting Flow Charts Output travels beyond 0% or 100%. The following sorts of symptoms indicate that 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 BRAIN TERMINAL and check self-diagnostics.
9. MAINTENANCE Large output error. Connect BRAIN TERMINAL and check self-diagnostics. Does the selfdiagnostic indicate problem location? NO YES Refer to error message summary in Subsection 8.5.2 to take actions. NO Are valves opened or closed correctly? YES Fully open the low pressure valve. NO Is impulse piping connected correctly? YES Refer to individual model user manuals and connect piping as appropriate for the measurement purpose.
10. GENERAL SPECIFICATIONS 10. GENERAL SPECIFICATIONS 10.1 Standard Specifications Damping Time Constant (1st order): The sum of the amplifier and capsule damping time constant must be used for the overall time constant. Amp damping time constant is adjustable from 0.2 to 64 seconds. Refer to IM 01C22T02-01E for FOUNDATION Fieldbus communication type and IM 01C22T0300E for PROFIBUS PA communication type marked with “䉫”.
10. GENERAL SPECIFICATIONS 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: Atmospheric pressure 100{14.5} Working pressure kPa abs {psi abs} Applicable range 10{1.
10. GENERAL SPECIFICATIONS 10.2 Model and Suffix Codes Model EJA210A Model Suffix Codes Description . . . . . . . . . . . . . . . . . . . . . EJA210A Flange-mounted differential pressure transmitter (Flush diaphragm type) Output Signal -D . . . . . . . . . . . . . . . . . . 4 to 20 mA DC with digital communication (BRAIN protocol) -E . . . . . . . . . . . . . (Note 1) 4 to 20 mA DC with digital communication (HART protocol) -F . . . . . . . . . . . . .
10. GENERAL SPECIFICATIONS Model EJA220A Model Suffix Codes EJA220A ................... Flange-mounted differential pressure transmitter (Extended diaphragm type) -D . . . . . . . . . . . . . . . . . -E . . . . . . . . . . . . (Note 1) -F . . . . . . . . . . . . (Note 5) -G . . . . . . . . . . .
10. GENERAL SPECIFICATIONS 10.3 Optional Specifications For FOUNDATION Fieldbus explosion protected type, see IM 01C22T02-01E. For PROFIBUS PA explosion protected type, see IM 01C22T03-00E. Item Description Factory Mutual (FM) CENELEC ATEX Code FM Explosionproof Approval *1 Explosionproof for Class I, Division 1, Groups B, C and D Dust-ignitionproof for Class II/III, Division 1, Groups E, F and G Hazardous (classified) locations, indoors and outdoors (NEMA 4X) Temperature class: T6 Amb. Temp.
10. GENERAL SPECIFICATIONS Item Canadian Standards Association (CSA) IECEx Scheme Description Code CSA Explosionproof Approval *1 Certificate: 1089598 Explosionproof for Class I, Division 1, Groups B, C and D Dustignitionproof for Class II/III, Division 1, Groups E, F and G Division2 ‘SEALS NOT REQUIRED’ , Temp. Class: T4, T5, T6 Encl Type 4x Max. Process Temp.: T4; 120 C (248 F), T5; 100 C (212 F), T6; 85 C (185 F) Amb. Temp.
10. GENERAL SPECIFICATIONS Item Description Code Amplifier cover only P Amplifier cover and terminal cover, Munsell 7.5 R4/14 PR Epoxy resin-baked coating X1 316 SST exterior parts Exterior parts on the amplifier housing (name plates, tag plate, zero-adjustment screw, stopper screw) will become 316 or 316L SST. HC Lightning protector Transmitter power supply voltage: 10.5 to 32 V DC (10.
10. GENERAL SPECIFICATIONS 10.4 Dimensions Model EJA210A 174 (6.85) External indicator conduit connection Blind plug (Optional) 25 (0.98) 30 (1.18) 133 (5.24) 110 (4.33) Zero adjustment Conduit connection Terminal side Internal indicator (Optional) t 35 (1.38) ø78 (3.07) 163 (6.42) 146 (5.75) Ground terminal Shrouding bolt *2 øD øC øg ød *1 Vent plug 46 (1.81) Drain plug Process connector (Optional) n- øh 54 (2.13) Process flange *1 Indicates inside diameter of gasket contact surface.
10. GENERAL SPECIFICATIONS Model EJA220A 30 (1.18) 174 (6.85) External indicator conduit connection Blind plug (Optional) 133 (5.24) 110 (4.33) Zero adjustment Conduit connection 35 (1.38) Terminal side Internal indicator (Optional) ø78 (3.07) 163 (6.42) 146 (5.75) Ground terminal 1 Shrouding bolt * øD øC øg øA Process connection 46 (1.81) Vent plug Drain plug Process connector (Optional) n- øh 54 (2.13) Process flange t 25 (0.
Customer Maintenance Parts List DPharp EJA Series Transmitter Section 2 5 4 11 A 10 3 12 13 1 2 2 1 14 A 6 7-2 7-1 Item Part No.
Customer Maintenance Parts List Model EJA210A and EJA220A Flange Mounted Differential Pressure Transmitter (Pressure-detector Section) EJA210A EJA220A 1 8 5 3 9 4 2 Item 1 2 Part No.
REVISION RECORD Title: Model EJA210A, EJA220A Flange Mounted Differential Pressure Transmitter Manual No.: IM 01C21C01-01E Edition Date Page 1st Jun. 1997 – 2nd Mar. 1998 CONTENTS 1-1 6-1 11-1 11-3 11-6 2-9+ CMPL 3rd Sep. 1998 – 2-13 8-17 11-3 11-4 CMPL 4th Oct. 1999 - 2-8 8-4 CMPL 5th Sep. 2000 2-8 2-9 8-5 10-2 10-3 10-4 10-5 10-6 CMPL 6th July 2001 2-10 8-4, 8-5 CMPL Revised Item New publication Page 3 1 • Add REVISION RECORD.
Edition Date Page 6th (Continued) July 2001 CMPL 7th May 2002 1-2 2-7 10-5 10-6 1.1 2.9.4 10.3 • Add “1.1 For Safety Using.” • Add descriptions based on ATEX directive. • Add Optional code K䊐2. • Add Optional code C2 and C3. 8th Apr. 2003 2-8 2-10 10-5 2.9.4 2.11 10.3 • Add Option code KU2. • Add PED (Pressure Equipment Directive). • Add Option code KU2. 9th Apr. 2006 1-2 1-3 2-6 2-11 10-5, 10-6 10-6 10-7 1.1 1.3 2.9.3 2.12 10.
