Operating Instructions
Contents
1. 12 1 Accessories DZ36 The three spindle shut off and balance block DZ36 that is available as an ac cessory can be flanged directly The connection flanges on the instrument comply with DIN 19213 standard for the connection of differential pressure transducers It is also beneficial connecting the differ ential pressure transmitter via valves as they can then be separated easily from the cable system due to the blocking op tion repairs inspection etc Page 8 Purge and venting connection TLL 06 1 E me i u f Cable screw connection M16x1 5 Measuring instru ment Cutting ring N screw connecti BESSE CT on Lg Connection clearance Process FASCHER gt Mess UND REGELTECHNIK 12 2 Accessory assembly set DZ10 Parts for pipe assembly SSS 2 pipe a 12 3 Accessories remote seal2. Flange connection Flushing hole ANSI 1 150lbs The connection between the remote Flushing hole seal and the flange can be separated Page 9 FASCHER gt ess UND REGELTECHNIK 13 Order Codes Differential pressure transmitter DEO3 Measuring ranges 0 40 0 60 0 100 0 160 0 250 0 400 40 60 60 100 100 150 150 250 Connecting pin with outer thread 1 2 14 NPT EXT Niro O e 06 DA ee 0 k HOA ee een ee een 0 EO Dat ee ee en ee 0 25 Da 0 GR 0 Os EE 0 d BEEN 0 le GE 0 2a E 1 OS Dale ee 1 E E ee 1 SE 1 DB 27 eege eege gees ege Pressure connection Flange connection according to DIN 19213 with internal thread TEEN sH s Connecting piece with inside thread 1 4 18 NPT gt 0 4 Connecting piece with inside thread 1 2 24ANPT gt 0 5 Connecting pin with outer thread G1 4 B Niro nen gt 1 1 Connecting pin with outer thread Gi 2BNmo gt 1 3 Connecting pin with outer thread 1 4 18 NPT EXT Niro gt 1 4 gt 1 5 gt 2 7 Cutting ring screw connection made of 1 4571 for 12 mm pipe Electrical output signal 0 20 mA root extracted ee ee ea a ee en rererere 4 20 MA root extracted u uununnensensnsnennnnnnnnnnnnnnnnnnnnnnnnn nn nnnnnn nenn anne nenn 0 10 V DC re eg E let EEN NV NN MM M 4
3. 1 Separating membrane 2 Contour plate E _ 3 Measuring membrane VTT e _ 4 Inductive L JE 5 Transmission fluid 6 pressure tight electrical procedure Page 2 3 2 Design and Mode of Operation The differential pressure transmitter DEO3 has a membrane system filled with liquid whose pressure proportional deflection is realised into an electrical uniform signal by means of an inductive sensor The pressure levels that are to be compared are exerted respectively against a separation mem brane and are forwarded to the measuring mem brane through the transmission fluid When the pressure is equalised the measuring system is at rest If there is a pressure difference between the and the connection the generated force deflects the measuring membrane toward the lower pressure The deflection path is proportional to the pressure The conversion of the path deflection into an elec trical uniform signal is effected via an inductive sen sor with downstream electronics If the differential pressure exceeds the measuring range defined for the measuring system the re spective separation membrane of the overloaded side presses against the casing wall that is shaped like a wave plate The maximum displacement vol ume of the
4. S Steepness Adjustment of the measuring Switch point K1 range Switch point K2 Measured Value Dis play e Open the lid of the casing e Connect a current or voltage measuring instru ment between the terminals 11 and 12 to measure the output signal e Switch on the auxiliary energy e Depressurise the measuring system The out put signal must now be 0 4 mA or OV If this is not the case set the zero point using the zero point potentiometer N e Increase the pressure in the measuring system to the final value of the measuring range The output signal must now be 20 mA or 10V If this is not the case set the range using the steep ness potentiometer S e It is sensible to check the zero point and meas uring range end value again as the range cor rection has an effect on the zero point e Close the lid of the casing 5 5 Adjustment of the display The differential pressure transmitter is delivered with a display that is adjusted in the factory and usually does not need to be readjusted However if you do need to readjust it you will find two potentiometers on the left and right of the dis play with which you can set the zero point N and steepness S 6 Maintenance The instrument is inherently maintenance free However to ensure reliable operation and maxim ize the operating life of the instrument it is recom mended that the instrument its external electrical and process connections and extern
5. This also applies to the use of unauthorized spare parts for repair main tenance of the product Any modifications to this product if and as necessary should be done only by Fischer Mess und Regeltechnik GmbH 1 6 Operational restrictions The operational reliability of the product is guaran teed only when used for intended purposes The product must be selected and configured for use specifically with defined process media The limiting values of operating parameters as given in the product specification sheet must never be crossed 1 7 Safety considerations during installa tion and maintenance The safety instructions given in this manual exist ing national regulations relating to accident preven tion and the internal safety rules and procedures of the user organization regarding safety during instal lation operation and servicing must all be followed meticulously It is the responsibility of the users to ensure that on ly suitably qualified and experienced technical per sonnel are used for installation operation and ser vicing of this equipment 2 Intended Use As a measuring transducer for differential pressure for gas like or fluid media The instrument may only be used for the intended use given in the manufacturer s data sheet 3 Description of the Product and its Mode of Operation 3 1 Function diagram D LU E
6. separation membrane up to the system on the wave plates is designed so that the measur ing range of the measuring membrane is never ex ceeded This achieves overload protection up to the rated pressures of the measuring system 4 Installation and Setting Up The unit is designed for mounting to even assembly plates The instrument is calibrated in factory for vertical installation though it can be installed in any position required For any installation positions that are not vertical the zero point signal needs to be corrected via the installed zero point adjuster 5 2 The casing protection class IP54 is only guaranteed if the connection line that matches the cable screw connection is used Its outer diameter must lie between 7 and 13 mm 4 1 Process connection e The process connection may be realised by au thorized and qualified specialized personnel e The pipes need to be depressurized when the instrument is being connected e Appropriate steps must be taken to protect the instrument from pressure surges e Check the suitability of the instrument for the media that is to be measured e Ensure that he maximum pressure is not ex ceeded 4 2 Electrical connection e The electrical connection may be realised by authorized and qualified specialized personnel e The instrument must be connected electrically in accordance with the relevant VDE guidelines and the guidelines of the local EVU e Disconnect the sys
7. zu verwenden Ta Page 5 FASCHER gt ess UND REGELTECHNIK 11 Technical Data General Measuring ranges Rated pressure of the measuring system Max stat operating pressure Max pressure load Linearity Hystersis Temperature drift Permissible ambient temperature Permissible media temperature Protection class Electrical Data Output signal Operating voltage Electrical connection Load at rated voltage Current limiting Voltage limit Root extraction of the output Slow feed suppression Measured value display Steepness adjustment zero point adjustment Switch Points Switch point setting Switch point hysteresis Switching output Load data of the contacts Connection Electrical connections Pressure connections Rinsing and venting connection Page 6 0 40 mbar to 0 25 bar see order code 100 bar 100 bar Over pressure proof up to permissible operating pressure lt 1 FS lt 0 3 FS lt 0 5 10K lt 10 C to 70 C 70 C IP 54 acc to DIN EN 60529 0 20 mA 24 VDC 230 VAC 24 VDC 115 VAC 24 VAC Three wire Four wire max 1kQ approx 30 mA 0 5 additional errors 2 is set 3 1 2 digit LC Display approx 10 ofthe measuring range approx 10 ofthe measuring range 0 10V 24 VDC 230 VAC 115 VAC 24 VAC Three wire Four wire gt 2kO approx 12V 4 20 MA 24 VDC Two wire max 4500 approx 30 mA The digital display can b
8. 20 mA 2 CONDUCTOR only with measuring value display without switching output and 24 VDC 00O000003333333333 oo oo o o o CC E EC E EC E E TTT ee eo oo oo oo o o Fa a ra S ra a ra S r a VVVVVVVVVVVVVVVVVVVVVVAM WW WOOOOOOO SO cl NN zl OO OT HI U U Om PM OO cl OO P GAMM A OO PME GAME IO ON D 01m 12 Operating voltage Measured value display switching output without measured value display and without a switching output ce eeeeeeeeeees 3 digit measured value display without a switching output cece eeeeeeeeeee eee 3 digit measured value display with a potential free switching output 3 digit measured value display with two potential free switching outputs VVVV NN E E lt lt U OO I I SS oS OS v VVV OAaANa Electrical connection WANT TM eal SMO EE gt E M12 plug connection only for 24 VAC DO ciseiccccccscecscccadeveeseecectedasdsadecedeessesaedsasesecsnasedacssadectdesssees gt M Assembly option Wall mounting Pipe mounting Page 10 14 Declaration of conformity EG Konformitatserklarung Wir erkl ren in alleiniger Verantwortung dass nachstehend genannte Produkte MESS UND REGELTECHNIK FASCHER EC Declaration of Conformity We declare under our sole responsibility that the products mentioned below Differenzdrucktransmitter Differential Pressure Transmitter DEOSHHHHHHHH HH HH gem g ltigem Datenblatt bereinstimmen mit
9. 26 08 2010 BA _GB_DE03 DOCX solutions developing Operating Instructions DEO3 Differential pressure transmitter Contents 1 Safety instructions 2 Intended Use 3 Description of the Product and its Mode of Operation 4 Installation and Setting Up 5 Commissioning 6 Maintenance T Transport 8 Service 9 Accessories 10 Disposal 11 Technical Data 12 Dimensional drawings 13 Order Codes 14 Declaration of conformity 1 Safety instructions 1 1 General This manual contains detailed information about the product and instructions for its installation operation and maintenance Operators and other technical personnel responsible for the equipment must read this thoroughly before attempting to install or operate this equipment A copy of this manual must always be kept accessible at the place of work for reference by concerned personnel Chapter 1 sections 1 2 through 1 7 contains general as well as specific safety instructions Chapters 1 through 10 covering topics ranging from intended purpose of the equipment to its final disposal also include important points relating to safety Overlooking or ignoring any of these safety points can endanger humans and animals and possibly cause damage to other equipment 1 2 Personnel qualification Personnel responsible for installation operation maintenance and inspection of this product must have the qualifications training and experience ne cessary to carry out suc
10. al connected devices be regularly inspected e g e Check the display e Check the switching function in connection with secondary components e Check all pressure connections for leak tightness e Check the integrity of all electrical connections of the instruments Inspection and test schedules depend on operating and site conditions The operating manuals of other equipment to which the differential pressure trans mitter is connected must be read thoroughly to en sure that all of them work correctly when connected together 7 Transport The product must be protected against shock and vibration during transport It must therefore be properly packed preferably in the original factory packaging whenever it is to be transported FASCHER J Ess UND REGELTECHNIK 8 Service Any defective devices or devices with missing parts should be retoured to Fischer Mess und Regel technik GmbH For quick service contact our ser vice department Remaining medium in and on dismantled measuring instruments may cause danger to persons environment and equipment Take reasonable precautions Clean the instrument thoroughly if necessary 9 Accessories see technical data and or dimensional drawings 10 Disposal Protect your environment My Use the product in accordance with relevant regulations Please be aware amp of environmental consequences of A disposal at the end of the product s life bzw sie weiter
11. at is shown on the display _ Setting Display potentiometer 1 Actualvalue 2 Switch point 1 3 Switch point 2 To set a switching point you need to put the coding switch into the appropriate position The switching point is now shown on the display and can be set with the associated potentiometer After making the setting the coding switch needs to be returned to position 1 so that the actual value is shown on the display The setting 4 of the coding switch is locked and has no function 5 4 Adjustment of the measuring range The differential pressure transmitter is delivered with factory settings Usually these settings do not need to be adjusted at the assembly site If the output signal does need to be adjusted this can be undertaken using the installed zero point po tentiometer The position and the function of the operating elements are shown in the following illus trations Page 4 In the case of instruments with a root extracted power output the measuring range may only be ad justed on site after consulting the manufacturer Adjustment of the meas uring range DR 7 apf below the PCB Coding switch Switch point potentiometer Measured value dis play e Coding switch and setting potentiometer S CH Ch N zero point K2 1 Ar
12. den EMV Richtlinien 2004 108 EG EMV Die Produkte wurden entsprechend der folgenden Normen gepr ft St rfestigkeit f r Industriebereich St raussendung f r Wohnbereich DIN EN 61326 1 2006 10 DIN EN 61326 2 3 2007 05 DIN EN 61010 1 2002 08 Die Ger te werden gekennzeichnet mit Ce Bad Salzuflen 10 08 10 Ort Datum place date as specified by the current data sheet complies with EMC directives 2004 108 EC EMC The products were tested in compliance with the following standard Interference immunity for industrial environments interface emission for residential environments DIN EN 61326 1 2006 10 DIN EN 61326 2 3 2007 05 DIN EN 61010 1 2002 08 The devices bear the following marking o yy Gd Y Kausck Loi C source legally authorized signature Page 11 MESS UND REGELTECHNIK FASCHER Technische nderungen vorbehalten Subject to change without notice Changements techniques sous r serve Fischer Mess und Regeltechnik GmbH Bielefelder Str 37a D 32107 Bad Salzuflen Tel 49 5222 9740 Fax 49 5222 7170 eMail info fischermesstechnik de www fischermesstechnik de
13. e switched using the coding switch between the differential pressure actual value and the two switching points The switching points are set respectively with a potentiometer approx 2 1 or 2 potential free changeover contact U max 250 VDC laa 2 A Een 250 VA Internal terminal strip cable opening with cable screw connection M16 x 1 5 plug connections on request Pipe connection via screwed on cutting ring or clamp ring connection or direct screw connection of the pipes using suitable sealing agent into the connections of the casing Gi other connections on request G 1 8 inner thread with closing plug FASCHER MESS UND REGELTECHNIK Materials Pressure caps separating membrane Chromium nickel steel 1 4571 has contact to the medium Intermediate plates Aluminium hard coated Electronics casing Aluminium painted plastic Material variants on request Pressure caps and separation membrane in Hastelloy C PTFE coated gaskets Assembly pressure connections Wall mounted using assembly plate Gaskets Viton has contact to the medium Pipe assembly using accessory DZ10 Assembly set for 2 pipes Page 7 FASCHER gt ess UND REGELTECHNIK 12 Dimensional drawings ar AG fa y ES Es
14. h work on this type of equipment MESS UND REGELTECHNIK FASCHER 1 3 Risks of disregarding safety instruc tions Disregarding safety instructions use of this product for purposes for which it is not intended and or op eration of this product outside the limits specified for any of its technical parameters can result in harm to persons the environment or the plant on which it is installed Fischer Mess und Regeltechnik GmbH will not be responsible for consequences in such circumstances 1 4 Safety instructions for operators Safety instructions for the proper use of this product must be followed This information must be availa ble at all times by personnel responsible for installa tion operation maintenance and inspection of this product Adequate steps must be taken to prevent the occurrence of hazardous conditions that can be caused by electric energy and the convertible ener gy of the process media Such conditions can for example be the result of improper electrical or process connections Detailed information is availa ble in relevant published norms DIN EN UVW in Germany and equivalents in other countries in dustrial standards such as DVWG Ex GL VDE guidelines as well as regulations of the local authorities e g EVUs in Germa ny FASCHER gt ess UND REGELTECHNIK 1 5 Modification forbidden Modification or other technical alteration of the product is not permissible
15. ssure connec tions after commissioning 5 1 Pressure measuring line that is to be connected The pressure connections are marked with the and symbols on the instrument In the case of differential pressure measurements the higher pressure is connected to the side and the lower pressure to the side of the instrument 5 2 Pressure surge absorption In the case of pulsating pressure on the system side wear and functional impairments to the in strument may occur As a protective measure we recommend the installation of damping elements in the pressure connection lines 5 2 1 Inthe case of fluid media Au Au E m MZ410 Controllable damping reactor MZ41 In the operational status the reactor pins need to be set so that the measurement display follows the pressure changes with a delay Page 3 FASCHER gt ess UND REGELTECHNIK 5 2 2 For gas like media n el Capillary throttle coils MZ40 5 3 Setting the switching points The instrument has two setting potentiometers and a coding switch on the main PCB for setting the switching points Both are freely accessible after the lid ofthe casing has been removed The coding switch can be used to select wh
16. tem from the mains before you start the work e Provide a protective circuit for the contacts ac cording to the switching capacity for radio inter ference suppression cracks e Install the consumer adapted fuses 4 2 1 Operating Voltage AC The four wire connection for rated voltage AC Supply and output are separated galvanically Output Operating voltage fo Switching outputs 4 2 2 Operating Voltage DC Three wire connection for operating voltage DC Terminal 9 and 11 are connected internally Output Operating voltage Switching outputs 4 2 3 Operating Voltage DC two wire Operating voltage output s FIN IH J SL Pr FASCHER J Mess UND REGELTECHNIK 5 Commissioning All electrical supply operating and measuring lines and the pressure connections must have been cor rectly installed before commissioning All connect ing pipes must be laid in a way that ensures that no mechanical forces act on the instrument The pressure measuring lines must be installed on a gradient so that no air pockets e g for liquid measurements or water pockets e g for gas meas urements can be created If the required incline is not reached water and or air filters need to be in stalled at suitable points The pressure measuring lines need to be kept as short as possible and installed without sharp bends to avoid interfering delay times Check the leak tightness of the pre
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