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Specify location, environmental conditions, type of service and approximate number of operating hours or date of installation if known.

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OPERATING CONDITIONS

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REASON FOR RETURN

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DANGEROUS FLUIDS

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Содержание 2600T EN Series

Страница 1: ... 1 2600T EN Series Safety Pressure Transmitters Models 266H N Models 268H N Operating instructions ...

Страница 2: ...performance leading to personal injury or death Therefore comply fully with all Warning and Caution notices Information in this manual is intended only to assist our customers in the efficient operation of our equipment Use of this manual for any other purpose is specifically prohibited and its contents are not to be reproduced in full or part without prior approval of Technical Communications Dep...

Страница 3: ... the even most difficult and hazardous industrial environments Now a Safety pressure Transmitter is included in the 2600T Series with its analog output signal plus HART digital communication The HART digital protocol allows remote re ranging calibration and diagnostics without any interference with the standard 4 20 mA analog output signal This operating instructions manual describes the Safety ve...

Страница 4: ...nd calibrated range maximum process working pressure PS and tempera ture TS The instrument may be used as a safety accessory category IV as defined by the Pressure Equipment Directive 97 23 EC In this case near the CE mark there is the number of the notified body 1130 that verified the compliance Fig 1 Product identification TRANSPORT After final calibration the instrument is packed in a carton Ty...

Страница 5: ...luding management activities should have the appropriate training technical knowledge experienceandqualificationsrelevanttothespecific duties they have to perform MANAGEMENT OF FUNCTIONAL SAFETY For each application the installer of the owner of a safety systemmustprepareaSafetyPlanningwhichmustbeupdated throughout the Safety Life cycle of the Safety Instrumented System The requirements for the ma...

Страница 6: ...erface requirements Identification of the instrumentation for every physical risk property input and define their fail safe signal Definition of the required amount of instruments and certifications according the SIL requirements Iwdentification of the type of actuator and definition of their fail safe position for the required safe action Definition of the required redundancy and certification Co...

Страница 7: ...ng Field Instrument Functionality All the necessary activities to assure that the process sensor orfinalelementareoperatingtogetherandperformtherequired function are described in the Electrical connections and Calibration sections of the present document Overall System Functionality The activities to validate the required safety functionality of the system together with the target equipment accord...

Страница 8: ... cleaning damage of the coating corrosion Other considerations The alarm levels of the transmitter down scale or up scale can be selected by the user For some faults e g crystal breakdown the output will latch at 22 mA even if the down scale alarm level is selected failure failure effect Comments p level measurement is wrong wrong measurement insensitive wrong measurement wrong measurement after c...

Страница 9: ...nsor Thetwoinductance values and the sensor temperature are combined in the primary electronics to provide a proprietary standard signal Consequentlythefurtherelaboration togetherwithtemperature signal is equivalent allowing to use the same secondary electronics In the manufacturing process the sensor output characteristics are compared with reference pressures and temperatures the mapped paramete...

Страница 10: ...The diaphragm displacement changes the gap of a magnetic circuit generatingthevariationoftheinductivepick updetector constituted of two inductances called L1 and L2 One of the inductance values increases the other decreases The inductance value is measured by forming an oscillator with an extra capacitor C1 C2 The oscillation is excited by a pulse and simultaneously measured by two ASIC5 see the p...

Страница 11: ...nal T5 used to measure the temperature in the secondary electronics Watchdog2 A secondary watchdog is used to monitor the correct working of the main clock In case the main clock doesn t work it gives asignaltothesupplementaryshutdownlogicblockthatprovides to force the output in safety condition 4 20 mA reading The internal microprocessor 8 bit A D converter provides to convert to a digital value ...

Страница 12: ...ection Fig 4 Mounting on pipe Fig 5a WARNING For installation in Hazardous Areas i e areas with dangerous concentrations of e g gases or dusts that may explode if ignited the installation must be carriedoutinaccordancewithrelativestandardseitherEN 60079 14 or IEC 79 14 and or with local authority regulations for the relevant type of protection adopted Together with safety information here and afte...

Страница 13: ...S O S T U R REVUOC E L R E D R A G T N E M EF NE B ELC I Q U A T E AL S T I U C R I C IVE H C O PE E K V E R T I G T E H W N 86 3 39 S N O S S T I U C R I C S E L N O I N E T S O S T U R REVUOC E L R E D R A G T N E M EF NE B ELC I Q U A T E AL S T I U C R I C IVE H C O PE E K V E R T I G T E H W N 57 2 24 ø 65 2 56 18 0 71 100 3 94 135 5 31 16 0 63 1 2 14 NPT ø 65 2 56 57 2 24 127 5 00 17 0 67 17...

Страница 14: ... N O S S T I U C R I C S E L N O I N E T S O S T U R REVUOC E L R E D R A G T N E M EF NE B ELC I Q U A T E AL S T I U C R I C IVE H C O PE E K V E R T I G T E H W N ø 65 2 56 18 0 71 100 3 94 49 5 1 95 ø 41 3 1 63 ø 39 1 54 135 5 31 31 1 22 127 5 00 17 0 67 17 0 67 36 1 42 16 0 63 42 5 1 67 ...

Страница 15: ...dum for details The power to the transmitter is supplied over the signal wiring and no additional wiring is required The signal wiring does not need to be shielded but the use of a twisted pair is highly ELECTRICAL CONNECTIONS recommended The cable shield should be grounded in one side only to avoid dangerous earth paths WARNING For Hazardous Areas installations when the ambient temperature is hig...

Страница 16: ...ons Fig 8c Electrical connections with remote indicator Line load GND Hand held communicator Power source Optional Receiver Test points 4 20 mA 250 ohm min Internal ground termination point 691HT A B C 1 D E F 2 G H I 3 J K L 4 M N O 5 P Q R 6 S T U 7 V W X 8 Y Z 9 0 PV REVIEW SERIAL LINK TRIM F1 F2 F3 F4 CONF External ground termination point M TEST COMM Line load GND Hand held communicator Power...

Страница 17: ...ditioning resistor safety barriers and additional indicators excluding the equivalent resistance of the transmitter Where a configuration device HART such as the Hand Held Communicator or a Modem is likely to be used a resistance of 250 ohm minimum should be present between the power supply and the point of insertion of these devices to allow communication Severaltypesofsafetybarriers eitherpassiv...

Страница 18: ...le configuration changes by a dedicated hardwarelinkplacedonthesecondaryelectronicsboardwhich is identified as Write Protect Mode Link see fig 9 The following figure described the maintenance operating philosophy Switch 5 Write Protect Mode link position at Start up power on Transmitter status Operations required to pass to the opposite condition 1 Switch in OFF position 2 HART Command Change tran...

Страница 19: ...levant Instruction Manuals of configuration tools If the calibration screws are not fitted calibration must be done by method ii or iii In the Safety 2600T Series it is also possible to apply a scaling to the reading of the transmitter The operation is called PV scaling and is used to align the zero of the process with the zero reading of the transmitter See the description in the Addendum for PV ...

Страница 20: ...sure equal to the upper range value URV and allow time for the pressure to stabilize Turn the span screw for at least 1 second after this operation the reading on digital milliammeter should be 20 mA and the calibration procedure is complete If no change occurs either the calibration procedure was not correctly performed or the span exceeds the limit correct and repeat the operation Absolute press...

Страница 21: ... and put the output to Up scale by the supplementary output stage In case this condition wouldn t happen the transmitter shall be considered failed and not possible to use 6 Power off the transmitter 7 PuttheOperating maintenanceswitchinoperatingcondition 8 Power on the transmitter A pre startup acceptance test report shall be produced to record the test results PROOF TESTS Safe undetected faults ...

Страница 22: ...tation follow the reassembly procedure herebelow described and do not exceed the specified torque limits DO NOT REMOVE the O ring fitted in the sensor neck it provides the housing a degree of protection a Insert the sensor cable in its recess at the bottom of the housing b Screw the housing down completely until the nesting of housing sensor assy is reached then unscrew by one complete turn maximu...

Страница 23: ... the P C Configurator Package are not available If the transmitter does not appear to be working satisfactory carry out the following fault finding checks before contacting your nearest Service Centre If the instrument is to be returned for repair ensure that it is adequately packed using the original polystyrene box or high density chipfoam thetroublesheet returningformshouldbesentwiththeinstrume...

Страница 24: ...ion or discrepancy reports Not available Copy attached Shipping information for the return of the equipment Maintenance Commissioning Installation On service At start up Please enclose this sheet duly completed to cover letter and packing list Date Signature Originator Material returned for factory repair should be sent to the nearest ABB Service Center transportation charges prepaid by the Purcha...

Страница 25: ...Fig 2 Cover Internal label Toinstall ortoreplace themeter usethefollowingprocedure 1 If the transmitter is part of a control loop put the loop in manual 2 Remove the cover on the terminal block side inside of which is affixed the label shown in Fig 2 3 Remove the link shown on the label by pushing down at its left extremity and then its right Alternatively it can be removed on the left side only i...

Страница 26: ... and the transmitter can be configured ProMeter is programmable only In the CoMeter in fact two are the main menu ConF METER and ConF XMTR ACCESS TO CONFIGURATION To enter these menù in both indicators the keys PREV and NEXT must be pressed simultaneously for 3 seconds then the user can switch between the XMTR and the METER configuration using the NEXT and the PREV key In the ProMeter entry is dir...

Страница 27: ...T PROGRAMMING CAPABILITY AND PROMETER PROGRAMMABLE INDICATOR COMETER ONLY COMETER and PROMETER The other options under ConF METER menu are ConF AUTO By selecting this option the CoMeter is automatically updated withtheLRV URVandUnitoftheHARTtransmitterconnected Before accepting the transmitter configuration by pressing ENTER at the request ConF UPDATE it is possible to view the LRV ZERO the URV FU...

Страница 28: ...er output so for security the loop should be put in Manual Use PREV or NEXT key to scroll through the options and ENTER key to change or view the values The procedure to change the numeric value remains the one already explained for PASSWORD operation i e the cursor starts blinking on the most significant digit then use the NEXT and PREV key to increase or decrease the value of the single digit th...

Страница 29: ...4mA ENTER 04 000 04 000 04 000 ESC ENTER 04 000 04 000 REF VAL 4 000 REF TX ENTER SET20 mA ENTER ENTER 20 000 20 000 20 000 ESC ENTER 20 000 20 000 REF VAL 20 000 REF TX ENTER ENTER AUTO SET 4mA 4 001 TRIM ENTER ENTER NEXT PREV ENTER ENTER ENTER 0 050 KPA ESC ENTER ESC NEXT PREV ESC ESC ESC ESC ESC ESC NEXT PREV SET 20mA 20 000 TRIM ENTER ENTER ESC ESC NEXT PREV TO MODIFY DIGIT DECIMAL POINT MINUS...

Страница 30: ...00 LRL ESC 40 000 URL ESC 1 0000 DAMPING ESC OUTPUT LIN ESC ENTER ESC NEXT PREV NEXT PREV Fig 8 PV menu ENG UNITS PV ENTER PRIMARY ESC ENTER 10 sec 10 690 KPA NEXT PREV or 8 280 mA 2ND 27 000 DEG C NEXT PREV ENTER or 26 750 3RD 10 000 MPA NEXT PREV ENTER 4TH 200 Lt min NEXT PREV ENTER NEXT PREV ESC ESC ESC 10 sec 10 sec ANALOG OUTPUT OUTPUT 10 sec 10 sec 10 sec ADDENDUM FOR COMETER OR INDICATOR WI...

Страница 31: ... scaling for compensating scaling the reading for these 80 mbar The result of this operation is the transmitter s reading is now 0 mbar offset is 80 mbar and must be considered that while the limits of the transmitter remains LRL 400 mbar URL 400 mbar and the calibration does not change LRV 0 mbar URV 200 mbar The configuration tools allows you to evaluate the new operative limits operative LRL 48...

Страница 32: ...DURE refer fig 1 CAUTION This procedure should not be carried out on the field site a Remove the transmitter cover of the field connections side b Unplug the built in indicator if present c Unscrew the two Phillips screws M 4 x 18 mm which secure the terminal block and pull it off the housing d Unweld the and wires which connect the two RF radio frequency filters on the back of the terminal block ...

Страница 33: ... indicator TERMINAL BLOCK Side Sect View Terminals to be welded into the specified holes TERMINAL BLOCK Front view SURGE PROTECTOR P C Board TERMINAL BLOCK Back view Self tapping screw M2 9x6 mm to secure the surge prot p c board Terminal holes to be used for welding the eyelet terminals of the RF Filter wires Two notches on the ext plastic case wall to lodge the surge prot p c board Self tapping ...

Страница 34: ... fix the terminal block to the housing put the two wires in the position as shown above in order to avoid any damages Fig 2b Connection for terminal block and housing with surge protection Note Before to fix the terminal block to the housing put the two wires in the position as shown above in order to avoid any damages Black Red Green ...

Страница 35: ...297 h 2 83 h2 4 255 h3 3 5525 h4 1 421 h5 Being both the input h and the output Out normalized i e in the range 0 to 1 or 0 to 100 the vessel diameter corresponding to a circular area equal to 1 100 will be normalized by a K factor of the following value K 2 1 π 1 12838 The volume of the liquid contained in the vessel at heigth h will be V Out d 1 12838 2 L where d vessel diameter and L vessel len...

Страница 36: ...eA0 coefficientshouldbeequaltothepolynomium solved for h0 with negative sign for example for h0 20 A0 0 02 0 297 0 2 2 83 0 22 4 255 0 23 3 5525 0 24 1 421 0 25 0 14179 The polynomium coefficients for the example will be A0 A1 A2 A3 A4 A5 Out 0 14179 0 297 h 2 83 h2 4 255 h3 3 5525 h4 1 421 h5 Note The accuracy of all above numerical values can not be guaranteed General notes for level measurement...

Страница 37: ...be calculated according to the shape of the vessel A PC based software tool is available for polinomial coefficients definition 4 0 CONSTANT CURRENT Available for analog HART version This output function activated by a Configuration Tool can be used to test the transmitter output the integrity of the transmission loop and the calibration of associated equipment like receivers recorders etc When th...

Страница 38: ... value This can be done using a HART configuration tool on a 2600T Transmitter Two options are available as Output Reranging operation 1 OP Range Low where both LRV and URV are adjusted 2 OP Range High where only URV is change in accordance with the new input percentage As example ADDENDUM FOR OUTPUT RERANGING Actual level measured by the transmitter Transmitter output 27 Calibration LRV 125 mbar ...

Страница 39: ...06 004 The meaning of ATEX code is as follows II Group for surface areas not mines 1 Category G Gas dangerous media Note the number close to the CE marking of the transmitter safety label identifies the Notified Body which carries out the surveillance for the production of the transmitter The other marking refers to the protection type used according to relevant EN standards EEx ia Intrinsic safet...

Страница 40: ...etch below Reason of this is the process part of the transmitter normally called primary transducer that provides inside separation elements to seal off the electrical sensor from the continuously hazardous process according to the EN50284 and EN50018 About Dust application the transmitter is suitable for Zone 21 according to the EN 50281 as it is shown on the relevant part of the sketch IP code A...

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Страница 43: ...lso liquid level and temperature I to P Converters and Field Indicators Flow Metering Magnetic Flowmeters Electromagnetic insertion type probes and watermeters Turbine Flowmeters Wedge Flow Elements Mass Flow Meters Transmitters sensors controllers and batch display units Level Control Submersible Capacitance Conductivity Pneumatic Instrumentation Transmitters Indicating Controllers Recording Cont...

Страница 44: ...ots Cambridgeshire PE19 3EU UK Tel 44 0 1480 475321 Fax 44 0 1480 217948 ABB Inc 125 E County Line Road Warminster PA 18974 USA Tel 1 215 674 6000 Fax 1 215 674 7183 ABB SACE spa Business Unit Instrumentation Via Statale 113 22016 Lenno CO Italy Tel 39 0344 58111 Fax 39 0344 56278 ABB Automation Products GmbH Schillerstrasse 72 D 32425 Minden Germany Tel 49 0 571 830 1691 Fax 49 0 571 830 1368 ...

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