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PRESSURE SENSORS FOR HIGH TEMPERATURE

1. DRILLING TOOL KIT KF12 KF18 Threading type 1 2 20UNF 2B M18x1 5 with pilot guide with pilot guide 1 2 20UNF 2B M18x1 5 roughing roughing 1 2 20UNF 2B M18x1 5 finishing finishing Li Wrong Contact surface 26 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 5 2 Instruction and maintenance Sensor installation procedure Installation procedure 1 Make sure the assembly drilling procedure was done correctly If you install the sensor in a previously used hole make sure the hole is completely clean and free of any plastic residue 2 Remove the protective cap from the sensor point 3 Lubricate the thread with non grip grease such as Neverseez Bostik or C5A Felpro or equivalent 4 Insert the sensor securely into the hole first by hand and then with a wrench turn at a time Recommended torque wrench setting 50 N m maximum 56 5 N m Calibration procedure Bring the system to work temperature with the transducer installed and connected to the measurement instrument without any pressure applied The measurement chain connected to the transducer is calibrated as follows 1 Reset the indication on the instrument to reset the temperature variation zero shift In the series with amplified output transmitter you can use the Autozero function to run the reset a For correct zero resetting of filled transmitters ME MN WE WN KE KN MX WX MD WD KD series run Autozero only after
2. GEFRANI 85184C User s Manual Pressure Sensors for high temperature 16 3 Hysteresis The maximum read difference for each reading in a specific range when the value is reached first in rise and then in descent The maximum hysteresis for every Gefran sensor is 0 1 FSO Pressure Rise read curve Descent curve Repeatability Hysteresis Non linearity Reference o 99 6 eo pressure 16 4 Linearity The maximum deviation of the calibration read curve for each calibration value obtained by comparison to an ideal read curve Gefran uses the BSFL best straight fit line method Hise Pressure nas read Descent curve Repeatability Hvsteresis Non linearity FSO Reference 50 pressure 57 GEFRANI 85184C User s Manual Pressure Sensors for high temperature Dependent linearity error End point Independent linearity error BFSL Dependent linearity error is the deviation between the real Independent linearity error BFSL is the deviation characteristic of the transducer and the straight line between the real characteristic of the transducer and the passing through the two ends expressed in of FS Straight line of minimum squares In practice a straight line is formed that best approximates the real curve Pressure Calibration read curve A 7 Fa T eU A Dependent Pa Linearity E 7 A 2 7 7 7 VA A 7 A A 7 7 7 A 7 A i Reference 90 FSO pressure 58 GEFRANI 851
3. 20 4 70 4 4158 F Zero Calibration Sensitivity lt 0 02 FSO T lt 0 01 FSO F 315 600F lt 0 04 bar 30 psi 100F Standard material in contact with process medium Diaphragm 17 7PH corrugated diaphragm with GTP coating Stem 17 4PH STD type J isolated junction with 6 pin female connector installed Electrical connections VPTO7RA10 6PT PT02A 10 6P 6 pin connector FSO Full Scale Output signal at rated pressure Output noise RMS 10 400Hz lt 0 05 FSO 18 GEFRANI 85184C User s Manual Pressure Sensors for high temperature EXPLOSIONPROOF MELT PRESSARE TRANSMITTER OIL FILLED WF series Main features Factory Mutual approved Explosionproof for Class I Division 1 Groups A B C D and Dust Ignitionproof for Class II Division 1 Groups E F G Other approvals CE NEMA 4 IP65 High level output 2 wires 4 20mA Accuracy lt 0 25 FSO H lt 0 5 FSO M Calibration signal 80 FSO internally generated R Cal Standard threading 1 2 20UNF M18x1 5 also available A Fluid filled system for temperature stability 17 7PH corrugated diaphragm with TiN Titanium Nitride coating standard Oil fillis FDA approved Meets requirements CFR 172 3620 and CFR 172 878 H 0 25 FSO for ranges 100bar 1500psi Repeatability and Hysteresis M 0 5 FSO for ranges 100bar 1500psi from 0 35 to 0 2000bar from 0 500 to 0 30000psi 1 5 x FSO 1000bar 15000
4. Oo 0 0 9 B 8 10 15 20 25 30 Vde Power supply The diagram shows the optimum ratio between the load and supply voltage of the 4 20mA transmitter For correct usage choose any combination of load resistance and supply voltage in the shaded area Note A 32 Trimpot access Wiring key S signal red S signal black S R Cal blue R Cal brown Terra areen Power supply Instrumentation Instrument Indicator Computer or Chart Recorder Earth Ground ADJUSTMENTS SPAN Trimpot access ZERO Trimpot access Zero and Span adjustment can be made by trimpots inside the transmitter body accessible after removing the two protection screws Span is factory set and should not be adjusted WARNING The trimpot access screws must N remain in the transmitter at all times while the device is in a hazardous location Bring the environment to non hazardous conditions before removing access screws to adjust zero Refer to the specific product safety notes for installations in hazardous areas GEFRANI 85184C User s Manual Pressure Sensors for high temperature 6 4 Transducers with non amplified analog output Transducers M K W series Outputs mV V Installation notes The transducer must be gronde normally through the machine body or equipment it is installed on Use a shielded cable only The braiding on connector side must be left floating Th
5. Sensor 2 Short circuiting the pin E F external The precision of the zero value will be Autozero version defined by the accuracy class of the The magnet has to be maintained on Sensor the Autozero position for a time within 1 to 10 sec The Autozero function doesn t work outside the defined limits NOTE This value has to be considered typical Higher limits value will be allowed for different range During the Autozero phase the current output for the ME WE transmitter series will increase around 7mA That s a short variation only visible during the Autozero phase it won t have any effects on the final signal 37 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 7 2 Fine Autozero function The Fine Autozero function is The whole Zero unbalancement in The output signal will change within a activated by comparison to the zero done by the 100mV value 0 16mA for out 1 positioning the magnet near the manufacturer has to be 10 FS 4 20mA the change decreases in step Autozero label on the shell of the of 6mV 12uA for 4 20mA output sensor Ex 2 Short circuiting the pin E F external 0 6 12 100 100 94 88 0 Autozero version The magnet has to be maintained on The signal will be stopped without the Autozero position for a time within delay once the Autozero area is 10 to 30 sec touched with the magnet After removing the magnet the signal will start changing the value s
6. apply artificial Mercury respiration TLV 0 025 mg m Inhalation i i ui sa Additional instructions oo to a well ventilated area and administer oxygen CALL A Lists valid on the date of compilation were used as basis If the victim has fainted try to keep him in a stable position on his side as 9 Means of personal protection you move him General rules for protection and hygiene at the workplace Contact with skin Keep away from food drink and forage Wash immediately with soap and water rinse thoroughly Immediately remove contaminated clothing Wash hands before taking a break and at end of shift Contact with eyes l i l re protective gear separately Wash will running water for several minutes keeping the eyelids wide store p 9 P y open CALL A DOCTOR Protective mask Use the mask in case of brief slight exposure for heavier and longer e ion LI fivet exposure wear a self contained breathing apparatus ARCANI Gol aeos Use all service mask only in case of formation of aerosol or mist 9 Protective gloves Neoprene gloves Goggles Wear goggles while 42 GEFRANI 85184C User s Manual Pressure Sensors for high temperature Hg TOXICOLOGICAL SHEET 9 Physical and chemical properties Molecular weight 200 59 g 9 Form Liquid Color Silver Odor None Unit value Method Change of state Melting temperature 38 86 C Boiling temperature 356 73 C Flash point not a
7. ry 800 bussa _ 600 a AREA OF E 400 POSSIBLE 5 o 200 c Q 0 0 9 0 5 10 15 20 25 30 Vdc POWER SUPPLY MAGNETIC EXTERNAL Voltage output M N B C AUTOZERO AUTOZERO Power supply 15 30Vdc 6 pin Power supply Power supply C e CONTROLLER T SN Power supply Power supply D e e Signal Signal A BS A Signal Signal uL B e AMPLIF Calibration shunt Autozero E F Shield drain wire is tied to connector via cable clamp Voltage output H L Power supply 15 15Vdc The Pin B of the connector must be connected to the common of the 15Vdc supply Magnetic Autozero version A Excitation white B Signal red 8 pin connector Connector PCO6A 12 88 SR Connect the cable sheathing to the side of the instrument No connection C Excitation green D Signal black E R Cal blue F R Cal brown G no connection H no connection External Autozero version A Excitation white B Signal red C Excitation green D Signal black E Autozero blue F Autozero brown G no connection H no connection 6 pin connector VPTO7RA10 6PT2 PTO2A 10 6P 8 pin connector PCO2E 12 8P Bendix 31 Electrical connections MF WE series LOAD DIAGRAM 85184C User s Manual Pressure Sensors for high temperature ZERO SPAN Trimpot access LY 800 750 J 800 OC O 400 c e o 200 i
8. 12 01 2009 Alessandro Bagini Gefran spa Sede Legale Stabilimento Sensori Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 Via Cave 11 25050 Provaglio d Iseo Fax 4390309839063 Reg Imprese Brescia C F 03032420170 25050 Provaglio d Iseo BS Italy BS www gefran com 03032420170 l PA Tva VAT MWS Tel 39 030 9291411 Italy info gefran com R E A 313074 BS T03032420170 Fax 39 030 9823201 48 GEFRANI 85184C User s Manual Pressure Sensors for high temperature DICHIARAZIONE DI CONFORMIT C CONFORMITY DECLARATION In accordo alla guida 22 ISO IEC e norma ISO 17050 1 According to guide 22 ISO IEC and standard ISO 17050 1 Gefran Spa Stabilimento Sensori Via Cave 11 25050 Provaglio d Iseo BS Italy Il Costruttore The manufacturer dichiara sotto la sua esclusiva responsabilit che i prodotti declare under his own responsibility that the products Trasduttori di pressione di Melt serie Melt pressure transducers series M X WX ai quali questa dichiarazione si riferisce sono conformi alle seguenti Direttive to which this declaration relates complies with the following Directives ATEX Directive 94 9 CE EMC Directive 2004 108 CE PED Directive 97 23 CE solo per trasduttori con pressioni di fondo scala superiori a 500 bar con riferimento alla linea guida 1 5 only for transducers with pressure range above 500
9. 29 SEC sis el zie IP Id Noms 29 6 2 Transmitters with digital OUTDO P Cc 29 6 3 Transmitters with amplified analog output i 30 6 4 Transducers with non amplified analog QUtput e 33 6 5 Protection for outdoor installations of analog Sensors nennen nnns 34 oF oie 210 9 ES A gt Co TP RTT ORT O n 35 Bs FG ANC OFA Red E eea canecsactameeanoeanecauist OT 36 T ONBOARD FUNCTION Liceali 37 7 FRUIOZEFO TUNG OW sia A a iii 37 ce Fle OZ OO UG Olona ent 38 FO AUER ORY TI e MERERI 38 TA TIVO SO RR EI 39 7 5 Partial reset of the calibration ValUes enne nennen nnns enne nni nnns nan n essen aia 39 7 6 Total reset of the calibration ValUes i 39 8 AUTOCOMPENSATION FU NGCT ION 3n ntn ease rgn cc sa gesb opu coc nean a Fh Ion iaia 40 8 1 Output signal trend as a function of temperature CffECT cee cccccceeecccecseeeeeeeceeeeceeeeeeeeeeeseeeeeeeesseeeeeeesaaeeeeeesaneeees 40 SUD HUS 41 Nue EC EET 9 m 41 9 2 Transport storage and disposal e Errore Il segnalibro non definito iOS ag ae I ie Errore Il segnalibro non definito ti CERTIRICARON Snai 44 12 uzseb ge Ngerlz c 51 iS APPENBEGA OPERA
10. CERTIFICATIONS 44 DICHIARAZIONE DI CONFORMITA C CONFORMITY DECLARATION DECLARATION DE CONFORMITE C KONFORMITATSERKLARUNG In accordo alla guida 22 ISO IEC e norma ISO IEC 17050 1 17050 2 According to guide 22 ISO IEC and norm ISO IEC 17050 1 17050 2 Selon la guide 22 ISO IEC et la norme ISO IEC 17050 1 17050 2 In bereinstimmung mit der Richtlinie 22 ISI IEC und der Norm ISO IEC 17050 1 17050 2 Il costruttore l Gefran S p a The manufacturer i Stabilimento Sensori Le fabricant Via Cave 11 Der Hersien 25050 Provaglio d Iseo BS Italy Indirizzo legale Law address Via Sebina 74 25050 Provaglio d Iseo BS ITALIA L gal adresse Zugelassenes Adresse Dichiara sotto la sua esclusiva responsabilit che i prodotti GEFRAN riportanti la marcatura CE Declares on his own responsibility that GEFRAN products with the CE mark series D dare sous sa responsabilit que les produits GEFRAN avec le marquage CE Erkl rt hiermit dass die GEFRAN Produkte mit CE Kennzeichnung Melt Pressure Sensors series KN KE KD K3 IN IE IJ I3 M5 M6 MFx W6 WFx _ RR a aa a a aaaea sono in accordo con le Direttive Comunitarie e successive modifiche e con la relativa legislazione nazionale di recepimento are manufactured according with the Community Directives including the last modifications and the related Nationa Legislation of ont t fabriqu s
11. excellent resi stance to contact with adhesive materials Use W series Use W series with standard diaphragm Special diaphragm with high strength and resi stance to abrasion and rot drift accuracy and sensitivity 205 240 Special diaphragm PVE COTOSIVEplasiios 100 250bar resistant to corrosive materials Special diaphragm resistant to corrosive materials Special diaphragm resistant to corrosive materials K series with special diaphragm or W series with GTP standard Special diaphragm with resi stance to abrasion and rot drift accuracy and sensitivity Special diaphragm with resi stance to abrasion and rot drift accuracy and sensitivity Special diaphragm with resi stance to abrasion and rot drift accuracy and sensitivity W K l series with FDA approved coating 261 B31 55 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 16 APPENDIX D ACCURACY CLASS 16 1 Calibration curve Rise curve Pressure read Descent curve Repeatability Hvsteresis Non linearity Reference 5076 FSO pressure 16 2 Repeatability Repeatability is defined as the ability to reproduce reads in the same direction and under the same conditions when the same pressure is applied consecutively The maximum repeatability error of every Gefran sensor is 0 196 FSO Pressure Rise read curve Descent curve Repeatability Hvsteresis Non linearity Reference 50 FSO pressure 56
12. has to be a pressure within 5 FS The Autospan function is not allowed for external Autozero version 7 5 Partial reset of the calibration values Result The magnet has to be maintained on The Zero of the transmitter will be the Autozero position for a time within recalibrated to the factory settings 30 to 60 sec furthermore an Autozero will be done automatically The Span calibration will be maintained NOTE During the partial reset phase the current output for the transmitter ME WE series will increase around 7mA 7 6 Total reset of the calibration values Application mode The magnet has to be maintained on The Zero and Span of the transmitter the Autozero position for a time over will be recalibrated to the factory 60 sec settings NOTE During the total reset phase the current output for the ME WE transmitter series will increase around 7mA 39 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 8 AUTOCOMPENSATION FUNCTION Autocompensation of temperature drift All sensors that use filled technology i e that contain a pressure signal retransmission fluid share the problem of fluid expansion at working temperature A negative consequence of expansion is the generation of pressure inside the sensor The transduction element senses this pressure as a pressure variation in the process so the reading is affected by an error that averages about 2 4bar 100 Thanks to Autocompens
13. is a classification of hazardous areas called zones used to define the selection criteria for devices that can work inside them State of flammable Continuous presence Discontinuous presence Anomalous presence material gt 1000 h year gt 10 lt 1000 h year lt 10 h year pes ZONE 0 ZONE 1 ZONE 2 g ZONE 20 ZONE 21 ZONE 22 Gas group IEC CENELEC EUROPE An additional subdivision by danger level of potentially explosive gases is made based on the amount of energy needed to ignite them Most common CENELEC category Minimum ignition energy explosives gases ie HYDROGEN eee PROPANE 60 GEFRANI 85184C User s Manual Pressure Sensors for high temperature Temperature class Each gas is assigned a temperature class based on its ignition temperature There is no correlation between ignition energy and ignition temperature 300 TABLE OF SURFACE TEMPERATURE CLASSES IN RELATION TO GAS IGNITION TEMPERATURE Room temperature When defining the temperature class for which the device can work you have to consider room temperature and the maximum temperature generated by the device The temperature class is the sum of room temperature and the temperature generated by the device plus the margin of tolerance 5 or 10 specified by the standard Tamb Tdisp 5C T class T3 T4 T5 Tamb Tdisp 10C T class T1 T2 How to read ATEX sensor plate data Group Il surface category 1 zone 0 prese
14. the machine Following advice for extending the sensors lifetime a Avoid shocks and abrasions to the in contact diaphragm Protect the transducer with its cover each time you remove it from its seat b The seat must be prepared perfectly and with appropriate tools in order to respect the depth and axiality of the holes and tapping Pay particular attention to the coaxiality of the holes to the thread because diaxialities greater than 0 2 mm will break the transducer during assembly It is essential that hole depth guarantee the absence of chambers or air pockets in which extrusion material may be trapped To prevent contact with the extrusion screw or with tools used to clean the extrusion chamber the front diaphragm must not extend from the inner wall of the extruder c Before assembling the transducer in machines already in operation make sure that the housing is clean Remove any residual with the suitable cleaning device d The transducer should be removed only with the machine empty without pressure but still hot e The transducer should be cleaned with solvents for the material being processed Any mechanical action on the contact diaphragm modifies its operation and could break it To make this easier the product is supplied with full documentation on the dimensions of the installation hole and on procedures to be run before using the sensor An accessory drilling kit is also supplied for exact copying of transducer rod dimension
15. the sensor 28 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 6 INSTALLATION AND ELECTRICAL CONNECTIONS 6 1 General precautions The system must be used only in accordante with the requie protection level The sensor must be protected against accidental knocks and used in accordante with the instruments ambient characteristics and performance levels The sensors must be powered with non distributed networks and always at lengths of less than 30 mt In case of outdoor installations follow the instructions in paragraph 6 5 6 2 Transmitters with digital outout Transducers MD WD KD 1 J series Outputs CANopen DP404 Installation notes The transducer must be gronde normally through the machine body or equipment it is installed on Use a shielded cable only The braiding must be connected to the case of the 5 pin connector On instrument PLC side we advise you connect the braiding without power supply OV GND To prevent interference separate the power cables from the signal cables Standard installation recommended Braiding connected to connector case Machine Press MD WD PLC Instrument Equipment Transducer Rod Pressure intake Cable connector Ground Braiding connected to OV GND of PLC Instrument Shielded cable Electrical connections CAN BUS DP404 digital output Le SN n c 1 Controller awersu o e e pply 2 M 2 SS D Power supply ub e 3 J Can H 4 bd
16. to 0 15000 psi 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi Measurement principle Extensimetric 10 30Vdc B M 5Vdc M 10Vdc N 5 1Vde B 10 1Vde C Zero signals adjustment tollerance 0 25 FSO Autozero function Response time 10 90 FSO Zero Calibration Sensibility Zero drift temperature for Autocompensated version SP lt 0 005 bar 100 x p lt 500 bar within the temperature range 20 C 500 inclusive t he 0 002296 FS C p 500 bar drift temperature of the housing STD type J isolated junction FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability Operative temperature range 890 4105C 22 GEFRANI 85184C User s Manual Pressure Sensors for high temperature NaK FILLED MELT PRESSARE TRANSMITTERS KDO KD1 KD2 KD3 series Main features Pressare ranges from 0 35 to 0 700 bar from 0 500 to 0 10000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Hydraulic transmission system to guarantee temperature stability NaK Liquid conforming to RoHS directive Nak is defined as a safe substance GRAS Quantit of NaK container for model series KDO 30mm 0 00183 in KD1 KD2 KD3 40mm 0 00244 in Standard threading 1 2 20UNF M18x1 5 other versions on request nconel 718 diaphragm with GTP coating for temperatures up to 538 1000 F 1
17. work temperature has been completely reached b Zero reset of IMPACT IE IN series transmitters with the sensor installed and with the extruder at work temperature wait 1 minute before running Autozero This delay gives the system time to recognize and compensate all of the signal drifts caused by tightening and temperature If the transmitter is kept powered additional Autozero activations can be run immediately on the other hand you will have to wait 1 minute each time the system is switched on again 2 Calibrate the instrument and have it display the calibration value shown on the transducer data plate 80 of full scale 3 If the instrument does not exactly indicate zero repeat points 1 and 2 In this way the instrument is calibrated t ogive the exact indication in the chosen engineering unit Removal fig 1 To remove the transducer from its housing and continue the procedure closing rods with identical mechanical dimensions are available The closing rods differ by type of threading applicable pressure is 2000bar for all rods The closing rod is available in the following versions SC12 1 2 20UNF housing SC18 M18x1 housing Brackets fig 2 Models with flexible sheathing require precise fastening of the protective housing of the measurement point We recommend bracket SF18 for fastening Remember that the fastening point must be vibration free vibrations affect the measurement and that temperatures must not exceed the ma
18. 00 i v N Mecc BS 016227 Via Cave 11 25050 Provaglio d iseo Fax 39030 9839063 Reg Imprese Brescia C F 03032420170 25050 Provaglio d Iseo BS Italy BS www g franicom 03032420170 P IVA Tva VAT MWS Tel 3390309201411 Italy info gefran com R E A 313074 BS IT03032420170 Fax 39 030 9823201 45 GEFRANI 85184C User s Manual Pressure Sensors for high temperature DICHIARAZIONE DI CONFORMIT C C CONFORMITY DECLARATION In accordo alla guida 22 ISO IEC e norma ISO 17050 1 According to guide 22 ISO IEC and standard ISO 17050 1 a Gefran S p a il Costruttore Stabilimento Sensori O Via Cave 11 The manufacturer 25050 Provaglio d Iseo BS Ital dichiara sotto la sua esclusiva responsabilit che i prodotti declare under his own responsibility that the products Trasmettitori di pressione di Melt serie Melt pressure transmitters series M2 M3 W2 W3 ai quali questa dichiarazione si riferisce sono conformi alle seguenti Direttive to which this declaration relates complies with the following Directives EMC Directive 2004 108 CE PED Directive 97 23 CE solo per trasmettitori con pressioni di fondo scala superiori a 500 bar con riferimento alla linea guida 1 5 P only for transmitters with pressure range above 500 bar with reference to guideline 1 5 La conformit stata verificata sulla base dei requie delle norme o dei documenti normativi Dportat nel seguito co
19. 01 J1 PLC side Ground 34 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 6 6 Standard reference Gefran products described in this manual are compliant to the European Directive 2004 108 CE They are tested according to the standard EN 61326 1 Electrical equipment for measurement control and laboratory use EMC requirements Part 1 general requirements and EN 61326 2 3 Electrical equipment for measurement control and laboratory use EMC requirements Part 2 3 Particular requirements Test configuration operational conditions and performance criteria for transducers with integrated or remote signal conditioning Electromagnetic Compatibility EMC requirements are classified in two types Emission requirements Immunity requirements Emission requirements For class B equipment the limits the measuring methods and the provisions given in CISPR11 EN 61000 3 2 and EN 61000 3 3 apply Equipment classification and choice of respective limits shall be determined after taking into account the intended environment and emission requirement in the areas of use Immunity requirements The immunity test requirements are given in table 1 The tests shall be conducted in accordance with the basic standards The tests shall be carried out one at time Table 1 Immunity test requirements for equipment intended for use in industrial locations Phenomenon Basic Test value Performance Performance st
20. 30 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 25050 Provaglio d Iseo Fax 39 030 9839063 Reg Imprese Brescia C F 03032420170 BS www geiran com 03032420170 P IVA TVA VAT Italy info gefran com R E A 313074 BS MWS D 01 09 2008 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 12 RESOLUTION PROBLEMS All Gefran sensors are built in conformity to UNI EN ISO 9001 2000 In case of malfunction you can run a series of simple checks to identify the type of fault If the problem is caused by a sensor malfunction the sensor MUST be returned to Gefran Only Gefran personnel are permitted to open the sensor Any repair attempted without Gefran s authorization will cause the warrantee expiry ELECTROMECHANICAL PROBLEMS MALFUNCTION POSSIBLE CAUSE POSSIBLE SOLUTION NO SIGNAL NO POWER SUPPLY CHECK Pr Pomecnonmaso rover 3 NO SIGNAL VARIATION BROKEN DIAPHRAGM CHECK HOUSING AND prom pm O EXCESSIVE SIGNAL IMBALANCE OVERPRESSURE CHECK CALIBRATION ELECTRONICS MALFUNCTION CALIBRATION ON SIGNAL VARIATION AT INCORRECT INSTALLATION POINT CHECK INSTALLATION HOLE NO TEMPERATURE READ BROKEN THERMOCOUPLE CHECK CONTINUITY 51 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 13 APPENDIX A OPERATING PRINCIPLE 13 1 Mechanical construction and operation Filled technology Melt sensor The Melt probe is a pressure sensor that resists high temperatures As can be seen on the dia
21. 5 5PH diaphragm with GTP coating for temperatures up to 400 C 750 F Hastelloy C276 diaphragm for temperatures up to 300 C 570 t For ranges below 100bar 1500psi stainless steel 17 7PH corrugated diaphragm with GTP coating Stem material 17 4PH Rated precision including effects of Linearity H 0 25 FSO 100 1000 bar from 0 35 to 0 1000bar from 0 500 to 0 15000psi Signal at ambient pressure 0 Signal protocol DP404 CANopen with baud rate selectable from 10K to 1Mbaud default 500Kbaud Calibration signal 8096 FSO Protection against overvoltage and reverse polarit of power supply Compensated temperature range of strain Gauge Housing 0 76 32 170F Maximum temperature range of strain Gauge Housing 30 85 C 22 4185 F Thermal drift in compensated range Response time 10 90 FSO Zero lt 0 02 FSO C Calibration 0 01 FSO F Sensitivity lt 0 01 FSO F Electrical connections FSO Full Scale Output signal at rated pressure 1 Resolution 0 01bar from 35 500bar 0 1bar from 700 1000bar 0 1psi from 5000 350psi 1psi from 7500 15000psi 2 Conditions Power supply 24Vdc 23 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 4 WEIGHT AND MECHANICAL DIMENSIONS 4 1 Weight Weight for versions standard to catalogue M 0 W 0 K Oseries en
22. 5mm 5 99 5 94mm 7 80 7 75mm 10 01 9 96mm 10 52 10 46mm 8 53 8 48mm 12 07 111 94mm 16 00 15 92mm 219 209 256 246 236 226 236 226 5 56 5 31mm 6 50 6 25mm 5 99 5 74mm b 99 5 74mm 450 430 480 590 11 43mm 10 92mm 12 19mm 14 98mm 1 07 1 06 1 28 1 34 27 2mm 26 9mm 32 5mm 34 0mm MiOxt O Mi4xt5 M18x15 7 95 40 02mm 6 12 40 02mm 8 10 0 02mm 10 10 0 02mm D3 454 0 004 344 0 004 478 0 004 634 0 004 11 53 0 1mm 8 74 0 1mm 12 14 0 1mm 16 10 0 1mm 515 13mm 515 13mm 630 16mm 90 20mm min min min min 225 5 72mm 263 6 68mm 240 6 10mm 240 6 10mm min min min min 17 4 3mm 11 2 8mm 16 4 0mm 16 4 0mm EL max max max _ 75 19mm Exposed Capillary Sensor tip dimensions Mounting hole dimensions DI 1 2 20UNF 307 305 __ 1 2 20UNF O Z6 05 A 7 80 7 75mm 7 l NE AMI 17 0 669 min 3 35 0 132 10 52 10 46mm 125 120 3 18 3 05mm 318 312 8 08 7 92mm 6 f o 6mm a 3 25 0 128 911 588 0 4538 KG TZ0 05 A ATTENTION Incorrect working or shape of the hole can result in properties out of specification bad behavior or damage to
23. 84C User s Manual Pressure Sensors for high temperature 17 APPENDIX E HAZARDOUS AREAS 17 1 Applications in hazardous areas Hazardous Areas are defined as all areas containing potentially explosive gases vapors mists and or dust with the result that the area is identified as having a risk of explosion There is a classification of such areas called zones used to define the selection criteria for devices that can work inside them The Gefran catalog contains a wide selection of industrial pressure sensors and Melt sensors created specifically for use in hazardous areas With various possible solutions for solving the Hazardous Areas problem Gefran chose two systems that offer greater guarantees of performance Explosionproof and Intrinsically safe Explosionproof sensors include all Melt sensors in the MF family which have American Factory Mutual certification Intrinsically safe include all series of Gefran pressure sensors identified with the letter X which conform to the Atex directive ame MI A T bri Plastics refining plant 59 85184C User s Manual Pressure Sensors for high temperature 17 2 European Directive ATEX x The European directive Atex 94 9 CE ATEX Atmospheres EXplosibles regulates protective devices and systems intended for use in hazardous areas including devices installed outside such areas but designed to protect against risks of explos
24. ARATION In accordo alla guida 22 ISO IEC e norma ISO 17050 1 According to guide 22 ISO IEC and standard ISO 17050 1 Gefran Spa II Costruttore Stabilimento Sensori Via Cave 11 The manufacturer 25050 Provaglio d Iseo BS Ital dichiara sotto la sua esclusiva responsabilit che i prodotti declare under his own responsibility that the products Trasmettitori di pressione di Melt serie Melt pressure transmitters series MXO MX1 MX3 MX4 WXO WX1 WX3 WX4 ai quali questa dichiarazione si riferisce sono conformi alle seguenti Direttive to which this declaration relates complies with the following Directives ATEX Directive 94 9 CE EMC Directive 2004 108 CE PED Directive 97 23 CE solo per trasmettitori con pressioni di fondo Scala superiori a 500 bar con riferimento alla linea guida 1 5 only for transmitters with pressure range above 500 bar with reference to guideline 1 5 La conformit stata verificata sulla base dei requisiti delle norme o dei documenti normativi riportati nel seguito comprese le successive modifiche The conformity are under observance of the following standards or standards documents including the last modifications EN 60079 0 EN 60079 15 EN 61241 0 EN61241 1 EN 61000 6 3 EN61000 6 2 Marcatura Marking CE Jil 3GD ExnL IIC T5 Ex tD A22 IP65 T100 C Tamb 20 C 65 C Date Quality Manager Chief Executive Officer
25. Can Output Can L 7 i 5 M12 DIN EN 50044 5 pin connector 29 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 6 3 Transmitters with amplified analog output Transducers M K W series Outputs 0 10V 0 5V 0 1 10 1V 1V 0 1 5V 1V 4 20mA etc mV V Installation notes The transducer must be gronde normally through the machine body or equipment it is installed on Use a shielded cable only The braiding must be connected to the connector case The braiding on instrument PLC side must be left floating To prevent interference separate the power cables from the signal cables Standard installation recommended M W K I series Braiding connected to connector case Machine Press Tianadioat PLC Instrument Equipment Rod Pressure intake Cable connector Ground Floating braiding Shielded cable 30 GEFRANI 85184C User s Manual Pressure Sensors for high temperature Electrical connections M W K I series Current output 4 20mA 2 wires MAGNETIC AUTOZERO EXTERNAL AUTOZERO 6 pin 8 pin 6 pin 8 pin Power supply A T B Power supply A B e CONTROLLER 16 39yqc 10 30Vdc Fo N C A i e E t Signal B D Signal NN PA 4 20mA Ed 4 20mA D C n c e AMPL CONV Calibration shunt Eur ELE iosa W G H n c LOAD DIAGRAM Shield drain wire is tied to connector via cable clamp Current output
26. M Calibration signal 80 FSO internally generated R Cal Standard threading 1 2 20UNF M18x1 5 also available A Fluid filled system for temperature stability 15 5PH stainless steel diaphragm with Armoloy coating standard 17 7PH corrugated diaphragm with TiN Titanium Nitride coating for ranges below 1500psi Other diaphragm available on request H 0 25 FSO for ranges 100bar 1500psi Repeatability and Hysteresis M 0 5 FSO for ranges 100bar 1500psi from 0 35 to 0 2000bar from 0 500 to 0 30000psi 1 5 x FSO 1000bar 15000psi Calibration Rated pressure 5 FSO Room pressure min 10bar 150psi 80 FSO Protection against output short circuit and supply voltage inverted polarity Protection against output voltage spikes YES according to 89 336 EEC Strain gauge housing compensated temperature range from OC to 76 from 32F to 170F Housing temperature range 30 85 22 4185F Thermal drift in compensated range Zero 2 0 100 1 0 100 F Sensitivity 2 096 100 1 0 100 F lt 0 02 bar 15 psi 100F Material in contact with process medium Standard 15 5PH SS Armoloy coated Below 100bar 1500psi 17 7PH SS corrugated Titanium Nitride coated FSO Full Scale Output signal at rated pressure For ranges below 70bar 1000psi zero and sensitivity shift are 6 0 100 C 3 096 100 F GEFRANI 85184C User s Manual Pressure Sensors f
27. P gt yy Ht Sin ty us 0 10V VOLTAGE OUTPUT Rigid stem Flexible stem Flexible stem Thermocouple Exposed tip MNO mercury MN1 mercury MN2 mercury MN3 mercury WNO oil WN1 oil WNe oil WNS oil KNO Nak KN1 Nak KN2 Nak KN3 Nak teen 5 Ue eee B c i DIGITAL OUTPUT CANopen DP404 Rigid stem Flexible stem Flexible stem Thermocouple Exposed tip MDO mercury MD1 mercury MD2 mercury MD3 mercury WDO oil WD oil WD2 oil WD3 oil KDO NaK KD1 NaK KD2 NaK KD3 Nak GAUGE OUTPUT ANALOG DISPLAY Rigid stem Flexible stem Flexible stem Thermocouple M50 mercury M51 mercury M52 mercury GEFRANI 85184C User s Manual Pressure Sensors for high temperature GAUGE OUTPUT DIGITAL DISPLAY RETRANSMISSION 4 20mA Rigid stem Flexible stem Flexible stem Thermocouple M60 mercury M61 mercury M62 mercury W60 oil W61 oil W62 oil ATEX Certification Intrinsic Safety protection 4 20mA electrical current output Rigid stem Flexible stem Flexible stem Thermocouple MXO mercury MX1 mercury MX2 mercury WXO oil WX1 oil WX2 oil Exposed tip Flange stem MX3 mercury MX4 mercury WX3 oil FACTORY MUTUAL Certification Explosionproof protection 4 20mA electrical current output Rigid stem Flexible stem MFO mercury MF1 mercury WFO oil WEF 1 oil Flexible stem Thermocouple Exposed tip MF2 mercury MF3 me
28. P coating 17 7PH corrugated diaphragm with GTP coating for ranges lt 100bar 1500psi Stem 17 4PH Thermocouple MD2 model STD type J isolated coupling Protection level IP65 Electrical connections M12 DIN EN 50044 5 pin connector FSO Full Scale Output signal at rated pressure 1 Resolution 0 01bar from 35 500bar 0 1bar from 700 2000bar 0 1psi from 5000 350psi 1psi from 7500 30000psi 2 Conditions Power supply 24Vdc 10 GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSMITTERS FOR APPLICATIONS IN POTENTIALLY EXPLOSIVE ATMOSPHERES MX0 MX1 MX2 MX3 series Main features A Pressure ranges from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Extensimetric measurement principle with Wheatstone bridge Accuracy lt 0 25 FSO H lt 0 5 FSO M A Calibration signal 80 FSO internally generated Completely interchangeable with all existing products Protection level IP65 6 pin connector Standard threading 1 2 20UNF M18x1 5 other versions on request Stainless steel diaphragm 15 5PH with GTP coating For ranges below 100bar 1500psi 17 7PH corrugated stainless steel diaphragm with GTP coating Other diaphragm types available on request Rated precision including effects of Linearity H 0 25 FSO 100 2000 bar from 0 35 to 0 2000bar from 0 500 to 0 30000psi Maximum applicable pressure 2xFS 1 5 x FS beyond 1000bar 15000p
29. PRESSURE SENSORS FOR HIGH TEMPERATURE GEFRAN ACRI JT Mi 1177 us 7 MET uff SS I DS S sy es S2 b hin MITTIT User s Manual Code 85184C Edition 04 07 2010 e g Jp JAM A GEFRANI 85184C User s Manual Pressure Sensors for high temperature GEFRANI 85184C User s Manual Pressure Sensors for high temperature INDEX 1 GENERAL INFORMAT ION 4 Iene Noia 4 Le COPAON REC a O ARR O ROTA eae Errore Il segnalibro non definito IF CONE TUSE loin Errore Il segnalibro non definito 2 MELT SENSOR AND THE MODELS esee nnns Errore Il segnalibro non definito 24 Wt 1 eT 1010 RNC IRR E Errore Il segnalibro non definito ZENO e 5 o TECHNICAL DATA m 7 4 WEIGHT AND MECHANICAL DIMENSIONS e 24 ANEO a RR EEE 24 2 SOE CING TMI NOUN iii ae 24 4 3 Mechanical GIMEeNSIonS lara ana irosiagle 24 5 1 Instruction and maintenance Installation hole e 25 5 2 Instruction and maintenance Sensor installation proCedure i 27 5 3 Instruction and maintenance Mechanical dimensions of transducer dfilliN 28 6 INSTALLATION AND ELECTRICAL CONNECTIONS nennen nnns nnnai nnne sss s naar nnn nissan nns
30. TING PRINCIPIE cconl iene bond ne pcnc eripe st 52 13 1 Mechanical construction and operation ie 52 B22 Sra e mm 52 id ARPE NDL DAF PROTECTION ia 54 15 APPENDIX C GUIDE TO SELECTION OF THE DIAPHRAGM IN CONTACT WITH EXTRUDED POLYMER 55 16 APPENDIX D ACCURACY CLASS iu iotbo ea raek Ea ene Felaceuue tpa abate een alano dorotei 56 LONG EL ANT NE 56 TOA eril 56 SOR SU Me al RNC 57 JEA RE aE AE E E E A Tn DI 17 APPENDIX E HAZARDOUS AREAS criniera 59 17 1 Applications in hazardous ANCAS ssitcccssacitcedeasacedleaceeddxGauesaainecsedadaseddeadaeacctodseastesieachdcdsuncnseddeadnadseenseaiicagesnd naeeesniende 59 17 2 European Directive ATE ani 60 1 3 NonhAmenca Fatto NMUN ai a T a aE 62 18 APPENDIX F MELT SENSORS WITH CANopen OUTPUT iii 63 85184C User s Manual Pressure Sensors for high temperature 1 GENERAL INFORMATION 1 1 General information This manual refers to the following products M3 ME MN MX MX4 MF MD M5 M6 W3 WE WN WX WF WD W6 K3 KE KN KD and must be kept near the equipment for easy reading and consultation It must be read understood and strictly follow in order to avoid and prevent accidents and or malfunctions Gefran will not be liable for any injury to people and or damage to property deriving from disregard of this manual 1 2 Cop
31. al signal is glued to the measurement diaphragm 13 2 Strain gauge Melt pressure sensors with glued strain gauge function By far the most popular system for measuring the deformation of materials the strain gauge is used industrially to measure the elongation of metals especially steel and aluminum Its versatility reliability and high accuracy in transducing the measured physical quantity makes this is one of the most often used technologies for building pressure sensors Thanks to years of experience in building sensors Gefran offers a wide variety of products using strain gauge technology including industrial and Melt pressure transducers By continuously developing and refining this technology Gefran creates sensors with unbeatable performance Definition of strain gauge The strain gauge is a device that transduces a physical quantity into an electrical quantity The strain gauge is a primary transducer in that the physical quantity in input is directly transformed into an output quantity Secondary transducers include force acceleration and pressure sensors which are based on strain gauge technology and in which the output quantity is obtained indirectly from the input quantity In the second system the input quantity is converted into an intermediate quantity and this is converted into the output quantity How it s built In essence a strain gauge consists of a thin metal wire that is folded and contained in a flexibl
32. andard criteria criteria requested applied by Gefran Enclosure Electrostatic discharge ESD EM field EN 61000 4 3 10 V m 80 MHz to 1 GHz A A 1 V m 2 0 GHz to 2 7 GHz A A A a 8 magnetic field Power supply DC Burst EN 61000 4 4 2kV 5 50ns 5kHz B A Surge EN61000 4 5 1kv 2kv JB B I Conducted RF O signal control Burst EN 61000 4 4 1 kV 5 50ns 5kH2 o BOCA 4 B J B including functional Surge EN 61000 4 5 partumas Conducted RF EN 61000 4 6 3 V 10 kHz to 80 MHz A 10V Line to line Line to ground Only in the case of long distance lines Only in the case of lines gt 3 m DC connections between parts of equipment system which are not connected to a d c distribution network are treated as I O signal control ports a O O x r_ Q Performance criterion A During testing normal performance within the specification limits Example If electronic equipment is requie to work with high reliability the EUT shall operate without any apparent degradation from the manufacturer s specification Performance criterion B During testing temporary degradation or loss of function or performance which is selfrecovering Example During testing an analogue function value may deviate After the test the deviation vanishes Performance criterion C During testing temporary degradation or loss of function or performance which requires operator in
33. ar from 0 500 to 0 15000 psi noise Maximum overpressure 2xFS 1 5 x FS above 500bar 7500psi Measurement principle Extensimetric Power supply T E v c B 15 15Vdc H L Maximum current absorption 25mA 5Vde M H 10Vdc N L 5 1Vde B 10 1Vdc C OVde M N H L 0 1Vde B C Autozero function See Manual 1 mA ims lt 0 025 FSO Insulation resistance at 50Vdc gt 1000 MOhm Calibration signal 80 FSO polarity protection 0 85 30 105 40 1250 Zero Calibration Sensibility 3150 600F lt 0 04 bar Zero drift temperature for Autocompensated version SP lt 0 005 bar 100 x p lt 500 bar within the temperature range 20 315T inclusive t he 0 002296 FS p 500 bar drift temperature of the housing Standard material in contact with process medium Diaphragm 17 7PH corrugated diaphragm with GTP coating Stem 17 4PH Thermocouple WN2 model STD type J isolated junction Protection degree 6 pole female connector IP65 FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability 16 GEFRANI 85184C User s Manual Pressure Sensors for high temperature OIL FILLED MELT PRESSURE TRANSMITTERS WD0 WD1 WD2 WD3 series Main features Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Extensime
34. ar from 35 500bar 0 1bar from 700 1000bar 0 1psi from 5000 350psi 1psi from 7500 15000psi 2 Conditions Power supply 24Vdc GEFRANI 85184C User s Manual Pressure Sensors for high temperature OIL FILLED MELT PRESSARE TRANSMITTERS FOR HAZARDOUS AREAS WX0 WX1 WX2 WX3 series Main features A Pressare ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Extensimetric measurement principle with Wheatstone bridge Accuracy lt 0 25 FSO H lt 0 5 FSO M A Calibration signal 80 FSO internally generated A Filling with FDA approved oil CFR 178 3620 and CFR 178 878 Completely interchangeable with all existing products Protection level IP65 6 pin connector Standard threading 1 2 20UNF M18x1 5 other versione on request A Stainless steel 17 7PH diaphragm with GTP coating Rated precision including effects of Linearity H 0 25 FSO 350 1000 bar Infinite from 0 35 to 0 1000bar from 0 500 to 0 15000psi Maximum applicable pressure 2xFS 1 5 x FS above 500bar 7500psi Strain gauge 12 30Vde 30mA gt 1000 MOhm 20mA 4mA Calibration Rated pressure 5 FSO Room pressure min 10bar 150psi See diagram Response time 10 90 FSO 4ms Calibration signal 80 FSO Protection against overvoltages and power suppli polarita YES reverse Protection against pulses injected on output YES in compliance with 89 336 EEC Temperature ranger of strain Gauge Housing
35. ation both drifts can be reduced until becoming practically negligible Fig 2 shows the degrees of read error achieved comparing a standard series M sensor to another in the same series but in SP configuration The graph shows that for a sensor with pressure range of 200 bar the maximum read error is 0 003 bar meaning 1 bar at 300 C compared to 8 bar for an equivalent 2 00 bar sensor in standard version This result was achieved thanks to a temperature read system that reaches the important points of the sensor and constantly monitors every minimum temperature variation on board These signals are then transferred to the various stages of conditioning of the electronics until reaching the microprocessor which performs compensation of the drift errors introduced Even the time in which the signal is corrected has been calculated to reduce the effects of temperature transition to a minimum This means that the values stated in specifications are always respected for every step of the process i x TC J AUTO j COMPENSATION j ISOLATED HEAT JUNCTION By means of a thermocouple in the signal stem compensated digitaly 8 1 Output signal trend as a function of temperature effect Or written in table 100 p 500 0 003bar C Thermal drift coefficient bar 100 C p gt 500 gt 0 0014 FS 64 54 li MSP serie M serie a MSP serie 4 2 I 3 6 244 1 8 4 1 2 0 6 0 8 4 41 2 4 8 24 The
36. ation function SP version Standard diaphragm is 15 5PH stainless steel with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi M lt 0 5 FSO 35 2000 bar Infinite from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Maximum overpressure 2x FS 1 5 x FS above 1000bar 15000psi Measurement principle Extensimetric Power supply i E v c B 15 15Vdc H L 25mA gt 1000 MOhm 5Vde M H 10Vdc N L 5 1Vdc B 10 1Vdc C OVde M N H L 0 1 Vdc B C Autozero function See Manual 1 mA 1ms lt 0 025 FSO 80 FSO Output short circuit ingress and reverse YES polarity protection Compensated temperature range 0 485T Operating temperature range 30 4105 Storage temperature range 40 4125 Zero Calibration Sensibility 400 750F lt 0 02 bar Zero drift temperature for Autocompensated version SP lt 0 003 bar 100 x p lt 500 bar within the temperature range 20 C 400 inclusive t he 0 001496 FS C p 500 bar drift temperature of the housing Standard material in contact with process medium Diaphragm 15 5PH with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges 100bar 1500psi Stem 17 4PH Thermocouple MN2 model STD type J isolated junction Protection degree 6 pole female connector IP65 FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects o
37. atures profiles corners etc Films monofilaments and misc profiles Films for food roast in a bag W K l series Packaging for food DOMOPACK or cheese paper W K I series Building industry mixers for tires Insulating sheathing for electrical cables Finishings caravans furniture home appliances freezers formica etc Packing building Pharmaceutical use W K I series Abrasive applications with moderate temperatures Abrasive applications Recycling of plastic materials Plastics industry FDA approved PE LD low density o LO PE PP Polypropilene PA6 Nylon 6 PA66 Nylon 66 Polyamide 66 PVDF PA66 Nylon 66 Polyamide 66 PE HD High Density or HD PE Highly abrasive plastics extrusion at high flow rate fiberglass ceramics mineral resins rubber ABS Acrylonitrile Butaidene Styrene Teflon PC Polycarbonate Makrolon coloring agents resin additives Teflon PC Polycarbonate Makrolon coloring agents resin additives Processes containing vitreous materials or abrasive resins Processes containing vitreous materials or abrasive resins Bulk materials solid impurities 170 190T fn 210 260T P lt 500bar 210 290T P gt 500bar 265 290 180 210 Up to 400 200 Standard diaphragm Special diaphragm with excellent resi stance to contact with adhesive materials Special diaphragm with
38. bar with reference to guideline 1 5 La conformit stata verificata sulla base dei requisiti delle norme o dei documenti normativi riportati nel seguito The conformity are under observance of the following standards or standards documents EN 60079 0 EN 60079 11 EN 60079 26 EN 61000 6 3 EN 61000 6 2 Modo di protezione Temperatura Am biente Type of protection l Ambient temperature H 1G Ex ia IIC T6 T5 20 C 55 C 20 C 70 C Certificato CE di tipo Organismo Notificato ATEX Q EC type certificate Notified body CESI 04 ATEX 076 0722 CESI Date Quality Manager Chief Executive Officer 12 01 2009 Alessandro Bagini Gefran spa Sede Legale Stabilimento Sensori Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 Via Cave 11 25050 Provaglio d Iseo Fax 39030 9839063 Reg Imprese Brescia C F 03032420170 25050 Provaglio d Iseo BS Italy BS toc www defran com 03032420170 P IVA Tva VAT MWS Tel 39 030 9291411 Italy info gefran com R E A 313074 BS 1T03032420170 Fax 439 030 9823201 49 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 50 DICHIARAZIONE DI CONFORMIT CONFORMITY DECLARATION In accordo alla guida 22 ISO IEC e norma ISO IEC 17050 1 17050 2 According with quide 22 ISO IEC and norm ISO IEC 17050 1 17050 2 Il costruttore The manufacturer GEFRAN S p A Indirizzo legale Law address Via Sebina 74 25050 Pr
39. e braiding on instrument PLC side must be connected to the power supply GND To prevent interference separate the power cables from the signal cables Standard installation recommended Floating braiding not connected Machine Presse PLC Instrument Equipment Rod Pressure intake Cable connector Ground Shielded cable Electrical connections mV V output 6 pin 8 pin Power supply G A P Power supply D G Signal B D ES 24 Signal A B Calibration shunt K EE EE R Cal n c G H Connect the cable sheathing to the side of the instrument 6 pin connector 8 pin connector VPTO7RA10 6PT2 PCO2E 12 8P Bendix PTO2A 10 6P 33 85184C User s Manual Pressure Sensors for high temperature 6 5 Protection for outdoor installations of analog sensors Pressure Analog Melt current output CAL signals if any do not require protection PLC side Transducer side B72210 S 250 K01 B72210 S 250 K01 PLC ground machine ground PLC side IN Transducer side D2 OUT B72210 S 250 K01 PLC side Ground Pressure Analog Melt voltage output CAL signals if any do not require protection Transducer side D2 24Vdc PLC side 424Vdc D1 B72210 S 250 K01 B72210 S 250 K01 J1 J2 PLC ground 1 machine ground Transducer side OUT PLC side IN J1 J2 1 PLC side Transducer side GND D4 GND B72210 S 250 K
40. e isolating material according to a special geometry The metal wire measurement element is in fact made of an extra thin leaf of metal alloy created by means of chemical incision This incision process produces metal grills with dedicated geometries that permit the material to modify its characteristics to the maximum as it changes shape The alloys used for the metal leaf are primarily Nickel Chrome Platinum Tungsten and Karma The next step in making a complete strain gauge is gluing the metal leaf onto an isolating support some versions may have an additional isolating layer over the sensitive element These layers made with polymer based materials electrically isolate the sensitive element and make it mechanically compatible to the body on which it will be placed 52 85184C User s Manual Pressure Sensors for high temperature Resistive layer Isolating support Pressure transducer with glued strain gauge function Taking measurement of strain in pressure transducers as an example the typical behavior of a glued strain gauge fig 3 connected in Wheatstone bridge configuration is analyzed below at rest and at work fig 3 At rest where the diaphragm is not subject to any strain fig 4 the strain gauge is in perfect resistive balance the bridge Here the resistance is considered zero the result only of the natural ohmic difference of the grilles making up the bridge At work fig 5 the strain gauge and in part
41. e outside of the housing attached to it by a plastic support This system provides total reliability and easy use On sensors configured in a dedicated manner the Autozero function can be activated externally by short circuiting pins E and F on the connector By using the reset control setting the Zero signal with a trimmer becomes obsolete the same is true for the Span signal for which the sensor can be recalibrated via software 1 machine pressure 0 bar and transducer powered 2 put magnetic pointer on marked spot 1 10sec 3 remove magnetic pointer 4 ready mag netic remove marked spot pointer ACTIVATION OF AUTOZERO AFTER THE FIRST INSTALLATION The Autozero function makes it much easier to run calibrations after the first installation With the sensor installed and with the extruder at work temperature wait 1 minute before running Autozero This delay is requie to allow the system temperature to stabilize If the transmitter is kept powered additional Autozero activations can ber un immediately on the other hand you will have to wait 1 minute each time the system is switched on again AUTOZERO FUNCTION Result The Autozero function is activated by The whole Zero unbalancement in The Autozero effect will be visible after 1 positioning the magnet near the comparison to the zero done by the waiting 2 sec after the start of the Autozero label on the shell of the manufacturer has to be 10 FS function
42. eaks of product in subsoil Toxic for fish and plankton 13 Information on disposal Product Recommendations Do not dispose of the product together with domestic waste Do not put in sewers Recycle if possible otherwise contact a company authorized to dispose of industrial waste 9 Soiled packing Recommendations Dispose of in conformity to government regulations Wash with water to be purified and disposed of 14 Information on transport Road rail transport ADR RID beyond border ADR RID GGVSI E class 8 corrosive substances Number letter 66c Kemler number 80 ONU number 2809 Description of brand 2809 Mercury Sea transport IMDG MDG class 8 Page 8191 ONU number 2809 Packing group Ill EMS number 8 12 MFAG Exact technical name Mercury Air transport ICAO TI and IATA DGR ICAO IATA class 8 ONU ID number 2809 Packing group Ill Exact technical name Mercur 15 Information on regulations Classification according to CE directives The product is classified and coded in conformity to CE directives rules on hazardous products dir 67 548 25 updat e dir 88 379 4 update Label code for product hazardousness T Toxic N Hazardous for the environment Nature of specific risks R phrases 23 Toxic if inhaled 33 Danger of cumulative effects 50 53 Highly toxic for aquatic organisms may cause long term negative effects on the aquatic envi
43. elon les Directives Communautaires y compris les derni res modifications et avec la relative l gislation national de conception mit den im folgenden genannten Richtlinien bereinstimmen iyi 2004 108 CE EMC Directive 1J el MVZlL Zi O 0rr rr r _ _T_ 2_ TT nid e che sono state applicate le seguenti parti articoli di norme armonizzate e successive modifiche and that the following parts articles of harmonized standards and regulation have been applied including the last modifications et que les normes partes articles de harmoniz e suivantes ont t appliqu s y compris les dernieres modifications die folgenden Normen Anwendung finden _ EN 61000 6 2 edition 2005 Generic immunity standards for industrial environments EN 61000 6 4 edition 2007 Electromagnetic compatibility EMC Generic standards Emission standard for industrial environments EN 61326 1 edition 2006 Electrical Equipment for measurement control and laboratory use EMC requirement Date Quality Manager ief Executive Officer 12 01 2009 Gefran spa Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 25050 Provaglio d Iseo BS Fax 39 030 9839063 Reg imprese Brescia 03032420170 C F 03032420170 Italy www gefran com R E A 313074 BS P IVA TVA VAT MWS info gefran com IT03032420170 GEFRANI 85184C User s Manual Pressure Sensors for high te
44. ensors without the protective cap and without the original packaging In particular as mercury is a hazardous material it must be disposed of in compliance with applicable law Gefran accepts its Melt sensors defective or damaged by use for disposal 10 SAFETY In case of contact or inhalation of the fluid contained in the Melt sensor follow the instructions on the toxicology sheet for the related substance In particular K series Melt sensors use Nak as filling fluid Nak composed of Sodium and Potassium 22 Na 78 K is an eutectic alloy i e a mixture of two or more substances with a lower melting point than that of its single components with low compressibility and excellent resistance to high temperatures up to 538 Above all it is a non toxic liquid metal that is recognized as GRAS Generally Regarded As Safe This allows K series Melt sensors to work in contact with materials used for foods wrapping films beverage containers etc or for pharmaceuticals cosmetics drug containers soaps etc In addition it is totally compatible with the European RoHs Restriction of Hazardous Substances Directive with regard to electrical and electronic equipment If the contact diaphragm breaks due to the application NaK tends to oxidize or to react with the contact medium especially in the presence of water or dampness by an exothermic reaction This generates a spark which due to the scarcity of material contained from 20
45. etc Dispose of contaminated material in conformity to point 13 Ventilate the area completely 3 Indication of hazards 7 Handling and storage Classification of hazard Handling T Toxic Instructions for safe handling N Hazardous for the environment Keep containers hermetically sealed Good ventilation aspiration in workplaces Open and handle containers with care Avoid formation of aerosol Indications of specific hazards for humans and the environment R23 Toxic if inhaled R33 Danger of cumulative effects R 50 53 Highly toxic for sea life may cause long term negative effects Instructions for preventing fires and explosions on the aquatic environment Keep all service mask handy Storage Requirements for warehouses and containers Provide floor tank without discharge Instructions for mixed storage not necessary Additional instructions regarding storage conditions Keep containers hermetically sealed Storage class Class VbF ordinance regarding combustible substances Not applicable 4 First aid 8 Exposure control personal protection General instructions Additional instructions regarding structure of technical systems Immediately remove clothing contaminated with product No additional data See point 7 Remove protective mask only after removing contaminated clothing Component whose limits must be kept under control in workplaces In case of irregular breathing or breathing failure
46. f Non Linearity Hysteresis and Repeatability GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSMITTERS MD0 MD1 MD2 MD3 series Main features Pressure ranges from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Hydraulic transmission system to guarantee temperature stability Hg Quantity of Hg contained for model series MDO 30mm MD1 MD2 MD3 40mm Standard threading 1 2 20UNF M18x1 5 other versions on request Autozero function on board external option Drift Autocompensation function SP version Stainless steel 15 5PH diaphragm with GTP coating For ranges below 100bar 1500psi stainless steel 17 7PH corrugated diaphragm with GTP coating Rated precision including effects of Linearity H 0 25 FSO 100 2000 bar from 0 35 to 0 2000bar from 0 500 to 0 30000psi Signal at ambient pressure STO DP404 CANopen with baud rate selectable from 10K to 1Mbaud default 500Kbaud 80 FSO Protection against overvoltage and reverse polarity of power supply 0 76 32 170F Maximum temperature range of strain Gauge Housing Thermal drift in compensated range Zero lt 0 02 FSO C Calibration lt 0 01 FSO F Sensitivity lt 0 01 FSO F Influence due to variation of fluid temperature Zero Standard material in contact with process medium Diaphragm 15 5PH with GT
47. gram the entire structure is built to transfer the pressure of the medium to the transducer part while keeping the transducer as far as possible from the heat source The hydraulic circuit built for this purpose consists of a tip with 0 1 mm inner diameter at the ends of which are welded the contact diaphragm and the strain gauge diaphragm The sensor is filled with a liquid with low compression coefficient mercury or FDA approved oil for food applications to transfer strain For both versions the amount of liquid depends on sensor design the rigid rod contains 30mm while flex versions contain 40mm All parts have to be sized in accordance with the strains to which the system is subjected pressures up to 2000 bar and work temperatures up to 400 The Melt probe must be subjected to a static type of strain dynamic applications compromise the product s reliability In addition to a guarantee of long life the sensor is built to guarantee reliable reads in line with the accuracy specifications stated in the technical data for every condition of use described in the instruction manual The diaphragm geometries are designed on the basis of volumes and pressures occurring during measurement In essence the pressure that the medium exerts on the contact diaphragm must generate a precise deformation of the measurement diaphragm The measurement element called strain gauge which translates the physical quantity pressure in to an electric
48. hragm types available on request Rated precision including effects of Linearity H lt 0 25 FSO 100 2000 bar from 0 25 to 0 2000bar from 0 360 to 0 30000psi Maximum applicable pressure 2x FS 1 5 x FS beyond 1000bar 15000psi Calibration Rated pressure 5 FSO Room pressure min 10bar 150psi lt 0 05 FSO Calibration signal 80 FSO Protection against overvoltages and power supply polarity reverse Temperature range of strain Gauge Housing 20 4 70 4 158 F Zero Calibration Sensitivity lt 0 02 FSO T lt 0 01 FSO F Maximum temperature of diaphragm 400 750 F Influence due to fluid temperature change Zero lt 0 02 bar 15 psi 100 F Standard material in contact with process medium Diaphragm 15 5PH with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges lt 100bar 1500psi Stem 17 4PH with 6 pin female connector installed VPTO7RA10 6PT PTO2A 10 6P 6 pin connector PCO2E 12 8P 8 pin connector FSO Full Scale Output signal at rated pressure 12 GEFRANI 85184C User s Manual Pressure Sensors for high temperature EXPLOSIONPROOF MELT PRESSURE TRANSMITTER MF series Main features Factory Mutual approved Explosionproof for Class I Division 1 Groups A B C D and Dust Ignitionproof for Class Il Division 1 Groups E F G Other approvals CE NEMA 4 IP65 High level output 2 wire 4 20mA Accuracy lt 0 25 FSO H lt 0 5 FSO
49. icular the center grilles R1 R3 fig 2 are strained in traction while the two outer grilles R2 R4 Fig 2 work in compression As a result of the strain the resistive values vary producing an imbalance of the branches of the bridge It is easy to see that if a voltage V V is applied to the bridge fig 2 the voltage signal read in output by points S S will vary in proportion to the resistive imbalance of the bridge T T A R4 Ri R3 Relg T Traction 7 C Compression A WL Applied pressure fig 4 fig 5 yi d e ERN s lt S S 1 X R R v fig 2 53 85184C User s Manual Pressure Sensors for high temperature 14 APPENDIX B IP PROTECTION IP protection indexes indicate the protection level of a device against outside agents It consists of two numbers after the prefix IP the first is the index of protection against solids and dust the second is the index of protection against liquids Three numbers are used in some countries In this case the third number is the mechanical index of protection Example the protection index IP45 indicates a protection level of 4 against solids and a protection level of 5 against liquids Attention these indexes are valid under standard ambient conditions Gefran Melt transducers and transmitters are built with protection index IP65 Protection against solid objects 1 Description Definition number O0 No protection No special protection o E roer A pa
50. ion Inside such areas only those electric electronic devices that satisfy a precise safety requisite may be used i e these devices must in no way provoke an explosion There are different ways to satisfy such requisite PREVENTION defined with letters i intrinsically safe and e increased safety SEGREGATION identified with letters p pressurization 0 immersion m encapsulation CONTAINMENT d explosionproof The two most used systems are Containment d explosionproof devices and Prevention ia intrinsically safe devices Explosionproof device Ex d Explosionproof devices systems are simply devices inserted in a sturdy metal container with sufficient mechanical strength to contain an internal explosion without releasing flame Intrinsically safe devices EX ia Intrinsically safe devices can work in hazardous areas because they exploit the principle of preventive limitation of energy This characteristic guarantees that the component is unable to supply even in case of malfunction sufficient energy to cause the area to explode Zener barriers To guarantee absolute safety of the plant it is always necessary to install so called safety barriers up line of the sensor These barriers separate the area at risk from the outside In this way high energy phenomena that could cause an explosion will not reach the intrinsically safe device Classification of hazardous areas IEC CENELEC EUROPE There
51. lass I Div I Groups A B C D DIP Class II Div 1 Groups E F G ff Dust ignitionproof Dust group Presence of dust Metal Dust Coal Dust Grain Dust 62 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 18 APPENDIX F MELT SENSORS WITH CANopen OUTPUT In addition to the versions with non amplified analog output with 2 5 or 3 33 mV V signal and amplified 4 20mA 0 10V signal there are now the series MD and WD which dialog digitally via DP404 CANOpen protocol Among the main technical characteristics is the ability to select the engineering unit for pressure Bar Kg cm Psi Kpa calculation of autozero value to compensate the influence of temperature on the process fluid generation of a value equal to 80 of full scale for transducer calibration plus a function for automatic compensation of Zero and Span drift to correct any error generated by a change of temperature in which the device works The transducer software lets you set two alarm setpoints to guarantee highly practical management of the extrusion process By defining Melt pressure ranges you achieve extrusion of a product with high constant quality An alternate method with two alarm setpoints is that of working in threshold mode which transmits the signal only within a defined pressure range The Melt sensor with digital output has another essential function recording of the maximum pressure peak reached by the system In case of sy
52. m 250 gr M_1 W_1 K_1 SONGS METRE 350 gr M 2 W 2 K 2 Series 430 gr M 3 W 37 3 Seles 200 gr 4 2 Specific filling liquid MERCURY Maximum temperature range 400 C Mercury filling volume for M series model M30 MEO MNO MX0 MDO MPO 30mm M31 ME1 MN1 MX1 MD1 MF1 40mm M32 ME2 MN2 MX2 MD2 MF2 c 40mm M33 ME3 MN3 MX3 MD3 MF3 oon 40mm OIL Oil certified FDA CFR 178 3620 and CFR 172 878 Maximum temperature range 315 Oil filling volume for W series model W30 WEO WNO WX0 WDO WFO0 30mm W31 WE1 WN1 WX1 WD1 WF1 en 40mm W32 WE2 WN2 WX2 WD2 WF2 40mm W33 WE3 WN3 WX3 WD3 WF3 40mm NaK Sodium and potassium alloy GRAS Maximum temperature range 538 C NaK volume for K series model K30 KEO KNO KDO eenen 30mm K31 KE1 KN1 KD1 eenen 40mm K32 KE2 KN2 KD2 eee 40mm K33 KE3 KN3 KD3 eene 40mm 4 3 Mechanical dimensions See the individual product data sheets for mechanical dimensions 24 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 5 INSTALLATION MOUNTING AND MAINTENANCE Correct installation of the sensor is essential for good operation and long life The Melt sensor s special location and the type of material in which it works demand extreme care when mounting it in
53. mperature DICHIARAZIONE DI CONFORMIT C C CONFORMITY DECLARATION In accordo alla guida 22 ISO IEC e norma ISO 17050 1 According to guide 22 ISO IEC and standard ISO 17050 1 Gefran S p a Stabilimento Sensori The manufacturer Via Cave 11 25050 Provaglio d Iseo BS Italy dichiara sotto la sua esclusiva responsabilit che i prodotti declare under his own responsibility that the products H Costruttore Trasmettitori di pressione di Melt serie Melt pressure transmitters series ME MN MD MJ WN WD ai quali questa dichiarazione si riferisce sono conformi alle seguenti Direttive fo which this declaration relates complies with the following Directives EMC Directive 2004 108 CE PED Directive 97 23 CE solo per trasmettitori con pressioni di fondo scala superiori a 500 bar con riferimento alla linea guida 1 5 only for transmitters with pressure range above 500 bar with reference to guideline 1 5 tU La conformit stata verificata sulla base dei requisiti delle norme o dei documenti normativi riportati nel seguito comprese le successive modifiche The conformity are under observance of the following standards or standards documents including the last modifications EN 61000 6 3 EN 61000 6 2 Date i Quality Manager 12 01 2009 Alessandro Bagini Gefran spa Sede Legale Stabilimento Sensori Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 0
54. mperatures up to 538 1000 F 15 5PH diaphragm with GTP coating for temperatures up to 400 750 F Hastelloy C276 diaphragm for temperatures up to 300 C 570 t 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi Stem material 17 4PH Accuracy 1 H 0 25 FSO 100 1000 bar M 0 5 FSO 35 1000 bar Resolution Measurement range from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Maximum overpressure 2xFS 1 5 x FS over 1000bar 15000psi Measurement principle Power supply 6 12Vdc 10Vac typical Bridge resistance 350 Ohm 550 Ohm below 100bar 1500psi Insulation resistance at 50Vdc Output signal Full Scale FSO 2 5mV V option 2 tollerance 0 5 FSO 3 33 mV V option 3 Zero balance Calibration signal Compensated temperature range Maximum temperature range Thermal drift in compensated range 0 02 FSO C Zero Calibration Sensibility lt 0 01 FSO F Diaphragm maximum temperature 538 T 1000 F Zero drift due to change in process temperature zero lt 3 5 bar 100T lt 28 psi 100F Thermocouple K32 model STD type J isolated junction with 6 pole female connector Electrical connections 6 pin connector VPTO7RA10 6PT PT02A 10 6P 8 pin connector PC02E 12 8P FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability 20 GEFRANI 85184C User s Manual P
55. mprese le successive modifiche The conformity are under observance of the following standards or standards documents evens the last modifications EN 61000 6 3 EN 61000 6 2 Date Quality Manager Chief Executive Officer 12 01 2009 Alessandro Bagini Gefran spa Sede Legale Stabilimento Sensori Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 Via Cave 11 25050 Provaglio d Iseo Fax 39 030 9339063 Reg Imprese Brescia C F 03032420170 25050 Provaglio d Iseo BS Italy BS www geiran com 03032420170 P IVA Tva VAT MWS Tel 39 030 9291411 Italy info gefran com REA 313074 BS 1703032420170 Fax 39 030 9823201 46 GEFRANI 85184C User s Manual Pressure Sensors for high temperature DICHIARAZIONE DI CONFORMIT C C CONFORMITY DECLARATION In accordo alla guida 22 ISO IEC e norma ISO 17050 1 According to guide 22 ISO IEC and standard ISO 17050 1 Gefran S p a Stabilimento Sensori Via Cave 11 25050 Provaglio d Iseo c italy dichiara sotto la sua esclusiva responsabilit che i prodotti declare under his own responsibility that the products ll Costruttore The manufacturer Trasmettitori di pressione di Melt serie Melt pressure transmitters series MXO MX1 MX2 MX3 MX4 WXO WX1 WX2 WX3 WX4 ai quali questa dichiarazione si riferisce sono conformi alle seguenti Direttive to which this declaration relates complies with the follo
56. nce of gases vapors or mists CE mark mo Intrinsically safe protection mode Number of authority notified Gas group for ATEX CESI Temperature surveillance class 61 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 17 3 North America Factory Mutual APPROVED The American equivalent of European Atex Factory Mutual also regulates the use of devices in hazardous areas It likewise provides various methods to protect against explosion and as in Europe the most commonly used are Intrinsically Safe and Explosionproof Just as for the European IEC CENELEC EUROPE there is an American equivalent called NEC National Electric Code which classifies areas gas dust groups and temperature classes in which the devices work Classification of areas at risk NEC National Electric Code State of flammable material Continuous presence Discontinuous presence Anomalous presence gt 1000 h year gt 10 lt 1000 h year lt 10 h year NECSOSGAS NECSOSGAS GAS ZONEO ZONEO ZONES 1 ZONED 2 NEC 505 GAS and DIVISION 1 ZONE 22 DUST Gas group NEC National Electric Code Most common North America NEC Minimum ignition energy Explosives gases Article 500 CLASS um ACETYLENE HYDROGEN ee E PROPANE 939 How to read the plate data on a FACTORY MUTUAL sensor Presence of gases Acetylene Hydrogen Ethylene Propane vapors mists Explosionproof Gas group EXP C
57. nto an electrical signal Four different designs are available rigid rod flexible sheathing flexible plus thermocouple and exposed tip Gefran Melt sensors satisfy all installation and field requirements The sensors can read an extremely wide range of pressures from a version with minimum range of 0 17 bar up to a version with a scale of 0 2000 bar All models in the catalog can be supplied in two different classes of accuracy class M with accuracy of 0 5 FSO and class H with accuracy of 0 25 FSO mV V 4 20mA 0 10V 0 5V and CANopen output signals and Atex and Factory Mutual versions complete the packet of solutions available for all architectures now utilized for plastics processing machines GEFRANI 85184C User s Manual Pressure Sensors for high temperature 2 2 Models 3 33mV V OUTPUT Rigid stem Flexible stem Flexible stem Thermocouple Exposed tip M30 mercury M31 mercury M32 mercury M33 mercury W30 oil W31 oil W32 oil W833 oil K30 Nak K31 Nak K32 Nak K33 Nak tun prm Ec un tie 4 i ltr si f eo ws S EE tities S RES a RE Rap SN tipe Re ap SAR 3 e Le Sha iu l 1 tg Hie t m ttt f rs SS Higgs MN Ne bow 2 itu LL ms 4 20mA CURRENT OUTPUT Rigid stem Flexible stem Flexible stem Thermocouple Exposed tip MEO mercury ME1 mercury ME2 mercury MES mercury WEO oil WEI oil WE2 oil WES oil KEO Nak KE1 Nak KE2 Nak KE3 Nak EXC AT
58. oblems the transmitter can be recalibrated to the initial value by activating the partial reset function The Calibration function is not allowed for external Autozero version 38 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 7 4 Autospan The Autospan function is activated in The whole Zero unbalancement in The transmitter will be calibrated at the three steps as explained in the comparison to the zero done by the new Zero and Span values within the following manufacturer has to be 10 FS accuracy class of the sensor phase 1 pressure 0 bar 1 Autozero The whole span unbalancement which The Autozero function doesn t work Activate the Autozero function can be obtained must be within 5 outside the defined limits phase 2 pressure FS of the FS of the transmitter Short circuit pin E F Maintain the E F short circuit after a minimum time of 1 sec start the Autozero function the magnet has to be maintained in contact for a period of 1 10sec Than release the E F shortcircuit Wait a minimum time of 1sec before releasing the E F short circuit phase 3 pressure 0 bar 2 Autozero Activate the Autozero function NOTE This value has to be considered typical Higher limits value will be allowed for different range It is possible improve the calibration precision by doing several calibration Autospan function The FS
59. onnector IP65 Electrical connections 6 pin connector VPTO7RA10 6PT PT02A 10 6P 8 pin connector PCO2E 12 8P FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability According to the European Directive 97 23 CE PED for range above 500bar the M3 M2 series declare the CE mark GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSDUCERS MEO ME1 ME2 MES series Main features Pressure ranges from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M A Fluid filled system for temperature stability Mercury filled volume MEO series 30mm ME1 ME2 ME3 series 40mm 1 2 20UNF M18x1 5 standard threads other types availbale on request Other diaphragms available on request A Autozero function on board external option Drift Autocompensation function SP version Standard diaphragm is 15 5PH stainless steel with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi M 0 5 FSO 35 2000 bar Infinite from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Maximum overpressure 2xFS 1 5 x FS above 1000bar 15000psi Extensimetric 10 30Vdc 32mA 1000 MOhm 20mA Zero balance tollerance 0 25 FSO Autozero function See Manual See diagram 1ms lt 0 025 FSO 80 FSO Output short ci
60. or high temperature OIL FILLED MELT PRESSURE TRANSDUCERS W30 W31 W32 W33 series Main features Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M A Fluid filled system for temperature stability Oil filling meets FDA requirements CFR 178 3620 and CFR 172 878 Oil filling volume W30 series 30mm W31 W32 W33 series 40mm 1 2 20UNF M18x1 5 standard threads other types available on request Standard diaphragm is a 17 7PH stainless steel GTP coating corrugated diaphragm M 0 5 FSO 35 2000 bar from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Maximum overpressure 2xFS 1 5 x FS above 500bar 7500psi Measurement principle Power supply 6 12Vdc 10Vdc typical Strain gauge bridge resistance 350 Ohm 550 Ohm below 100bar 1500psi Full Scale Output 2 5mV V option 2 tollerance 0 5 FSO 3 33 mV V option 3 0 5 80 FSO 0 100 32 212F Zero Calibration Sensibility lt 0 01 FSO t Zero drift due to change in process temperature 0 04bar C 15psi 100 F Standard material in contact with process medium Diaphragm 17 7PH corrugated diaphragm with GTP coating Stem 17 4PH Thermocouple W32 model STD type J isolated junction Protection degree 6 pole connector IP65 Electrical connections 6 pin connector VPTO7RA10 6PT PT02A 10 6P 8 pin connector PC02E 12 8P FSO Full Scale Output 1 BFSL method Best Fi
61. ovaglio d Iseo BRESCIA ITALIA Sede operativa Factory address Via Sebina 74 25050 Provaglio di Iseo BS ITALIA Via Cave 11 25050 Provaglio di Iseo BS ITALIA Via Carducci 24 21040 Gerenzano VA ITALIA Dichiara qui di seguito che Declares hereby that All the Gefran products components for the automation sensors drives motion control are compliant with the requirements imposed by the European Directive 2002 95 EC of the European Parliament and of the Council of 27 January 2003 and updated by the European Court of Justice on 1 April 2008 on the restriction of the use of certain hazardous substances in electrical and electronic equipment and specifically that the component does not contain lead mercury cadmium hexavalent chromium polybrominated biphenyls PBB polybrominated diphenyl ethers PBDE or deca bromodiphenyl ether other than applications listed in the Annex to the Directive Sono conformi ai requisiti definiti dalla Direttiva Europea 2002 95 EC modificata dalla sentenza della corte di giustizia europea del 1 Aprile 2008 riguardante la restrizione all uso di sostanze dannose nelle apparecchiature elettriche ed elettroniche in particolare tutti i componenti utilizzati non contengono piombo mercurio cadmio cromo esavalente PBB PBDE DECA BDE Data Quality Manager Chief Executive Officer Date A Bagini A Sala 15 Sept 2008 Gefran spa Via Sebina 74 Tel 39 0
62. pplicable Danger of explosion product not explosive Vapor voltage a 20C 0 00163 hPa Density a 20C 13 54 g cm Solubility in Mixability with water slightly and or not mixable Organic solvents insoluble 10 Stability and reactivity Thermal decomposition conditions to be avoided the product does not decompose if correctly used Substances to be avoided acetylene Hazardous reactions Reactions with peroxides and other substances forming radicals Decomposition of hydrogen peroxide Hazardous products of decomposition No hazardous products of decomposition are known 11 Toxicological information 9 Acute toxicity Significant LD LC50 values for classification Mercury For inhalation LCLo 30h 0 03 mg l rabbit 9 Primary irritability on the skin has no irritating effects in the eyes not particularly irritating Sensitization no sensitizing effects are known Subacute to chronic toxicity Cumulative effects in case of repeated exposure 12 Ecological information Behavior in ecological context Mobility and potential of bioaccumulation possible biomethylation Toxic effects on environment Aquatic toxicity Mercury LC50 aq Hg 96h 0 06 mg l daphnia Additional information Hazard for class 3 waters WGK German Classif on lists very hazardous Do not put in groundwater rivers or sewers even in small doses Hazard for drinking water even in case of minimum l
63. psi Calibration Nominal pressure 5 FSO Room pressure min 10bar 150psi Protection against output signal circuit and suppl voltage inverted polarity Protection against output voltage spikes YES accordino to 89 336 EEC Compensated temperature range of strain Gauge Housing from OT to 76 C from 32F to 170F Housing temperature range 30 85 22 185F Thermal drift in compensated range Sensitivity 2 096 100 1 0 100 F Maximum Zero drift due to ch ange in process lt 0 02 bar 15 psi 100 F temperature Material in contact with process medium 17 7PH SS corrugated Titanium Nitride coated FSO Full Scale Output signal at rated pressure For ranges below 70bar 1000psi zero and sensitivity shift are 6 0 100 3 096 100 F GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSDUCERS K30 K31 K32 K33 series Main features Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Hydraulic transmission system for pressure signal guarantees stability at working temperature Nak Liquid conforming to RoHS Directive NaK is defined as a safe substance GRAS Quantity of NaK contained K30 series 30mm 0 00183 in K31 K32 K33 series 40mm 0 00244 in 1 2 20UNF M18x1 5 standard threads other types available on request nconel 718 diaphragm with GTP coating for te
64. rature range 20 500 inclusive t he 0 0022 FS p 500 bar drift temperature of the housing STD type J isolated junction Protection degree 6 pole female connector FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability Output noise RMS 10 400Hz lt 0 025 FSO 21 GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSDUCERS KNO KN1 KN2 KN3 series Main features Pressure range from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Hydraulic transmission system for pressure signal guarantees stability at working temperature Nak Liquid conforming to RoHS Directive Nak is defined as a safe substance GRAS Quantity of NaK contained KNO series 30mm 0 00183 in KN1 KN2 KN3 series 40mm 0 00244 in 1 2 20UNF M18x1 5 standard threads other types available on request Autozero function on board external option Stem drift Autocompensation function SP version nconel 718 diaphragm with GTP coating for temperatures up to 538 1000 F 15 5PH diaphragm with GTP coating for temperatures up to 400 C 750 F Hastelloy C276 diaphragm for temperatures up to 300 C 570 t Stem material 17 4PH Accuracy 1 H 0 25 FSO 100 1000 bar M 0 5 FSO 35 1000 bar from 0 35 to 0 1000 bar from 0 500
65. rcuit ingress and reverse YES polarity protection Compensated temperature range 0 485T Operating temperature range 30 4105 Storage temperature range 40 4125 Zero Calibration Sensibility 400 750F lt 0 02 bar Zero drift temperature for Autocompensated version SP lt 0 003 bar 100 lt p lt 500 bar within the temperature range 20 C 400 inclusive t he 0 001496 FS C p 500 bar drift temperature of the housing Standard materialin contact with process medium Diaphragm 15 5PH with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges 100bar 1500psi iN 3 gt O Stem 17 4PH Thermocouple ME2 model STD type J isolated junction Protection degree 6 pole female connector IP65 FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability GEFRANI 85184C User s Manual Pressure Sensors for high temperature MELT PRESSURE TRANSDUCERS MNO MN1 MN2 MN3 series Main features Pressure ranges from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Fluid filled system for temperature stability Mercury filling volume MNO series 30mm MN1 MN2 MN3 series 40mm 1 2 20UNF M18x1 5 standard threads other types available on request Other diaphragms available on request Autozero function on board external option Drift Autocompens
66. rcury WF2 oil WF3 oil GEFRANI 85184C User s Manual Pressure Sensors for high temperature 3 TECHNICAL DATA MELT PRESSURE TRANSDUCERS M30 M31 M32 M33 series Main features Pressure range from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M A Fluid filled system for temperature stability Mercury filling volume M30 series 30mm M31 M32 M33 series 40mm 1 2 20UNF M18x1 5 standard threads other types available on request Standard diaphragm is 15 5PH stainless steel with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi M 0 5 FSO 35 2000 bar from 0 35 to 0 2000 bar from 0 500 to 0 30000 psi Maximum overpressure 2xFS 1 5 x FS above 1000bar 15000psi Measurement principle Power supply 6 12Vdc 10Vac typical Strain gauge bridge resistance 350 Ohm 550 Ohm below 100bar 1500psi Full Scale Output FSO 2 5mV V option 2 tollerance 0 5 FSO 3 33 mV V option 3 0 5 FSO 80 FSO 0 100 32 212F Zero Calibration Sensibility lt 0 01 FSO F Zero drift due to change in process temperature 0 02bar C 15psi 100 F Standard material in contact with process medium Diaphragm 15 5PH with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges 100bar 1500psi Stem 17 4PH Thermocouple M32 model STD type J isolated junction Protection degree 6 pole c
67. ressure Sensors for high temperature MELT PRESSURE TRANSDUCERS KEO KE1 KE2 KE3 series Main features A Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Hydraulic transmission system for pressure signal guarantees stability at working temperature NaK Liquid conforming to RoHS Directive NaK is defined as a safe substance GRAS Quantity of NaK contained KEO series 30mm 0 00183 in KE1 KE2 KE3 series 40mm 0 00244 in 1 2 20UNF M18x1 5 standard threads other types available on request A Autozero function on board external option Stem drift Autocompensation function SP version nconel 718 diaphragm with GTP coating for temperatures up to 538 1000 t 15 5PH diaphragm with GTP coating for temperatures up to 400 750 F Hastelloy C276 diaphragm for temperatures up to 300 C 570 t 17 7PH corrugated diaphragm with GTP coating for ranges below 100bar 1500psi Stem material 17 4PH M 0 5 FSO 35 1000 bar from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi 1 5 x FS over 1000bar 15000psi Zero signals adjustment tollerance 0 25 FSO Autozero function Electronic response time 10 90 FSO Zero Calibration Sensibility 538 1000 F Zero drift zero lt 3 5 bar 100 lt 28 psi 100 F Zero drift temperature for Autocompensated version SP lt 0 005 bar 100 lt p lt 500 bar within the tempe
68. rmal drift coefficient bar 100 C 100 250 400 550 700 850 1000 1150 1300 1450 1600 1750 1900 FS bar 40 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 9 MAINTENANCE 9 1 Maintenance Melt pressure sensors must be installed and electrically connected by trained people following all applicable recommendations with zero pressure and voltage and with the machine switched off The sensor must be removed with the plastic in Melt state and the machine in hot conditions Always remove the sensor before cleaning the machine using steel brushes or similar tools Always wear protective gloves and always take adequate ESD precautions to prevent electrostatic discharges that could damage the sensor Always use the wrench for the hexagonal nut when installing and removing the sensor DO NOT force the electronics housing Once the sensor is removed clean it gently with a soft cloth while the material is still malleable 9 2 Transport storage and disposal Melt sensors are made with Filled technology and contain a pressure transmission fluid Low compression fluids such as diathermic oil FDA and USDA approved NaK GRAS substance for food or medical applications or mercury are used Fluid volumes depend on the mechanical structure of the sensor and leaks can occur only if the contact diaphragm is broken Any other type of break will not cause emissions to the environment Never transport or store the s
69. ronment Recommendations of prudence S phrases 7 Keepcontainer completely closed 45 Incase of accident or malaise call a doctor immediately if possible show him her the label 60 This material and its container must be disposed of as hazardous waste 61 Dispose of properly See the special instructions data sheet on safety National regulations Classification according to VbF Not applicable Class of hazardousness for waters Hazard for class 3 waters WGK3 Classif on lists very hazardous Additional regulations limitations and prohibitive decrees Maximum concentration in waste water DPR 319 76 Merli Law 0 005 mg l 16 Other information The above data are based on our current knowledge Nevertheless they do not represent any guarantee of product characteristics and are not the basis for any legal and or contractual relationship Data sheet issued by E S amp Q A Contact Emergency Ph 0039 2 95231 Bibliographic references ECDIN Environmental Chem Data and Information Network IUCLID International Uniform Chemical Information Database NIOSH Registri of Toxic Effects of Chemical Substances Roth Wassergef hrdende Stoffe Verschueren Handbook of Environmental Data on Organic Chemicals ChemDAT Safety Data Sheets from E Merck on CD ROM Merian Metals and their compounds in the environment 43 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 11
70. rt of the body with large surface such as a hand protection does not include solid objects larger intentional access than 90mm Solid objects with diameter exceeding 50mm 2 solid objects larger Solid objects with diameter exceeding 12mm than 12mm solid objects larger Solid objects with diameter exceeding 2 5mm than 2 5mm Protection against Wires or strips with thickness exceeding 1 0mm 4 solid objects larger Solid objects with diameter exceeding 1 0mm than 1 0mm Protection against Dust is not completely blocked but does not enter in amounts sufficient to 5 dust prevent good operation of the device High protection No entry of dust against dust Protection against liquids Description Definition o 0 No protection No special protection BH I ERECTO DOMINAE Ld dripping water must not have harmful effects drops of water Protection against haana dripping water must not have harmful effects when the device is rotated ERT niii angle up to 15 Protection against Sprays of vapor that fall at an angle up to 60 from vertical must not have harmful water vapor effects Protection against Water sprayed on the housing from any direction must not have harmful effects sprays of water E Protection against Tools wires etc with diameter or thickness exceeding 2 5mm Protection against A jet of water pumped from any direction must not have harmful effects 5 jets of water Protection against Water from sea waves or a strong je
71. s 5 1 Instruction and maintenance Installation hole Drilling kit A drilling kit with shaped tools for drilling reaming and tapping is available to facilitate correct preparation of the assembly housing The assembly housing must be perfect to assure proper transducer function and long life Drilling kits are available in the following versions KF12 KF18 Drilling procedure Drill hole d4 up to a distance from the hole equal to the sum of a b c tool 3 Drill hole d2 passing with the tip too 1 Create the seal housing at a distance from the hole equal to dimension a tool 4 With a roughing tap create threading 1 2 20UNF 2B recognizable from the greater number of threads beveled at the mouth tool 5 With a finishing tap go over threading 1 2 20UNF 2B up to a distance from the bottom equal to the sum of a b tool 6 Ream hole d2 with reamer tool 2 25 85184C User s Manual Pressure Sensors for high temperature Check the dimensions of the assembly housing The dimensions of the assembly housing have to be checked after preparation and before the transducer is installed To do this use closing rod SC12 SC18 as follows 1 Coat the end of the rod with the appropriate ink 2 Lubricate the threaded part to prevent friction 3 Insert the closing rod and screw it fully down 4 Remove the rod and examine it With the exception of 45 surfaces the ink should be intact on the entire surface
72. si Calibration Rated pressure 5 FSO Room pressure min 10bar 150psi lt 0 05 FSO Calibration signal 80 FSO Protection against overvoltages and power supply polarity reverse Temperature range of strain Gauge Housing 20 4 70 4 158 F ZerolCalbraton Sensiniy cone SOIC lt 00 FSO OOOO Zero Calibration Sensitivity lt 0 02 FSO T lt 0 01 FSO F Standard material in contact with process medium Diaphragm 15 5PH with GTP coating 17 7PH corrugated diaphragm with GTP coating for ranges lt 100bar 1500psi Stem 17 4PH STD type J isolated junction with 6 pin female connector installed VPTO7RA10 6PT PTO2A 10 6P 6 pin connector PCO2E 12 8P 8 pin connector FSO Full Scale Output signal at rated pressure GEFRANI 85184C User s Manual Pressure Sensors for high temperature FLANGE STEM MOUNT MELT PRESSURE TRANSMITTERS FOR APPLICATIONS IN POTENTIALLY EXPLOSIVE MX4 series Main features Pressure ranges from 0 25 to 0 2000 bar from 0 360 to 0 30000 psi Extensimetric measurement principle with Wheatstone bridge Accuracy lt 0 25 FSO H lt 0 5 FSO M A Calibration signal 80 FSO internally generated Completely interchangeable with all existing products Protection level IP65 6 pin connector Flange mounting Stainless steel diaphragm 15 5PH with GTP coating For ranges below 100bar 1500psi corrugated stainless steel diaphragm with GTP coating Other diap
73. stem breakdown or malfunction this lets you check what the actual process conditions were With regard to monitoring correct transducer operation the heart beat function conducts continuous diagnosis of the device guaranteeing that the field bus works under predictive diagnostic conditions To complete the range of possibilities both the frequency of data transmission which can vary from 10Kbaud to 1Mbaud and the ID node identification node can be selected via software or hardware by means of dip switches 16 bit signal resolution provides pressure reading at every 0 01bar of variation Of course all the choices provided by the digital output model are added to the standard characteristics of Melt transducers already in the Gefran catalog various process connections models with rigid or flexible rod simultaneous reading of pressure and temperature range from 35 to 2000 bar and working temperature up to 400 C The digital series also offers a version for mercury free applications with WD KD IJ D versions 63 GEFRANI 85184C User s Manual Pressure Sensors for high temperature GEFRAN spa Via Sebina 74 25050 Provaglio d lseo BS ITALY Tel 39 030 9888 1 Fax 39 030 9839063 http www gefran com info gefran com 64
74. t Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability 14 GEFRANI 85184C User s Manual Pressure Sensors for high temperature OIL FILLED MELT PRESSURE TRANSDUCERS WEO WE1 WE2 WE3 series Main features Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M A Fluid filled system for temperature stability Oil filling meets FDA requirements CFR 178 3620 and CFR 172 878 Oil filling volume WEO series 30mm WE1 WE2 WE3 series 40mm 1 2 20UNF M18x1 5 standard threads other types available on request Other diaphragms available on request A Autozero function on board external option Drift Autocompensation function SP version 17 7PH corrugated diaphragm with GTP coating Accuracy 1 H 0 25 FSO 100 1000 bar M 0 5 FSO 35 1000 bar Infinite from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi n resi Maximum overpressure 2xFS 1 5 x FS above 500bar 7500psi Measurement principle Extensimetric 10 30Vdc 32mA 1000 MOhm 20mA Zero balance tollerance 0 25 FSO Autozero function See Manual See diagram 1ms lt 0 025 FSO iN 3 gt O Calibration signal 80 FSO Output short circuit ingress and reverse YES polarity protection Compensated temperature range 0 485T Operating temperature range 30 4105 Storage temperature range 40 4125 Zero Calibra
75. t of water from any direction must not have harmful waves effects Protection against Entry of water in an amount sufficient to damage the device must not be possible when immersion the device is immersed in water for a defined length of time under defined pressure conditions Protection against The device may be immersed in water for an extended length of time under conditions continuous specified by the manufacturer immersion 54 85184C User s Manual Pressure Sensors for high temperature 15 APPENDIX C GUIDE TO SELECTION OF THE DIAPHRAGM IN CONTACT WITH EXTRUDED POLYMER SECTOR MATERIAL OF USE WORKED Heat insulation panels Plexiglas plastics for injection PMMA high viscosity plexiglass TEMPERATURE AND PROCESS PRESSURE 190 230 Standard diaphragm SPECIAL NOTES VERSION Hydraulic tubes Ei inis 180 200 Standard diaphragm 026 109 drains sewers etc high viscosity Hydraulic tubes for heating high pressure tubes tubes for the chimica industry PP Polypropilene 200 230 Standard diaphragm Rugs and carpets moquettes PP Polypropilene 200 230 Standard diaphragm NEM Plastic bags wrapping films and tapes low cost laminates Bags for potato chips reclosable bags W K l series Plastic bottles and other food applications W K l series Nylon films and tapes for packaging covers with high mechanical strength and resi stance to high temper
76. tep by The Fine Autozero function doesn t step work outside the defined limits Stop adjustment touch the Autozero area with the magnet to stop the signal variation NOTE this value has to be considered typical Higher limits value will be allowed for different range The step duration time is 1 sec During the Autozero phase the current output for the ME WE transmitter series will increase to around 7mA Furthermore between the step variations it will be possible to have short overcurrent up to 7mA That s an immediate variation only visible during the Autozero phase it won t have any effects on the final signal 7 3 Calibration function Start cal The whole Zero unbalancement in During the Calibration phase the signal The Calibration function is activated by comparison to the zero done by the will be unbalanced to the 80 FS short circuiting the pin E F fora manufacturer has to be 20 FS The calibration effect is visible 2 sec minimum time of 1 sec after short circuiting E F Stop cal The Calibration function doesn t work Release the E F short circuit outside the defined limits NOTE During the Calibration phase the current output for the transmitter will increase around 7mA That s an immediate variation only visible during the Calibration phase it won t have any effects on the final signal Switching off the supply while the calibration function is activated could be cause of calibration pr
77. tervention or system reset occurs Example In the case o fan interruption in the mains longer than the specified buffer time the power suppli unito f the equipment is switched off The switch on may be automatic or carried out by the operator Copy of the conformity declaration is available dor download on the Gefran web site www gefran com 35 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 6 7 EMC and RoHS Requisites Gefran Melt transducers and transmitters are built in conformity with the following EMC directives EMC 2004 108 CE and RoHS 2002 95 CE It is important to note that the above results refer to tests run under the working conditions stated in the catalog The types of connections used for the power cable sheathing are particularly important For transducers with non amplified output the cable sheathing must be connected to the instrument side for transmitters with 4 20mA 0 10V amplified output the cable sheathing must be connected to the connector side 36 GEFRANI 85184C User s Manual Pressure Sensors for high temperature 7 ON BOARD FUNCTION 7 1 Autozero function AUTOZERO All signal variations in the absence of pressure can be eliminated by using the Autozero function The function is activated by closing a magnetic contact located in the transmitter housing function cannot be activated when machine is in operation The device used for the reset control is a magnet located on th
78. tion Sensibility 315 600F lt 0 04 bar Zero drift temperature for Autocompensated version SP lt 0 005 bar 100 lt p 500 bar within the temperature range 20 315T inclusive t he 0 0022 FS p 500 bar drift temperature of the housing Standard material in contact with process medium Diaphragm 17 7PH corrugated diaphragm with GTP coating Stem 17 4PH Thermocouple WE2 model STD type J isolated junction Protection degree 6 pole female connector IP65 FSO Full Scale Output 1 BFSL method Best Fit Straight Line includes combined effects of Non Linearity Hysteresis and Repeatability GEFRANI 85184C User s Manual Pressure Sensors for high temperature OIL FILLED MELT PRESSURE TRANSDUCERS WNO WN1 WN2 WNS3 series Main features Pressure ranges from 0 35 to 0 1000 bar from 0 500 to 0 15000 psi Accuracy lt 0 25 FSO H lt 0 5 FSO M Fluid filled system for temperature stability Oil filling meets FDA requirements CFR 178 3620 and CFR 172 878 Oil filling volume WNO series 30mm WN1 WN2 WN8 series 40mm 1 2 20UNF M18x1 5 standard threads other types available on request Other diaphragms available on request Autozero function on board external option Drift Autocompensation function SP version 17 7PH corrugated diaphragm with GTP coating Accuracy 1 H 0 25 FSO 100 1000 bar M 0 5 FSO 35 1000 bar Infinite from 0 35 to 0 1000 b
79. to 40mm on the average can last few seconds maximum of 5 41 GEFRANI 85184C User s Manual Pressure Sensors for high temperature Hg TOXICOLOGICAL SHEET 1 Elements identifying substance or preparation and company 5 Fire prevention measures Approved fire extinguishers Product data CO powder or nebulized water Extinguish large fires with nebulized water or alcohol resistant foam Molecular formula Hg 9 Specific risks due to the substances its combustion products or released gases Commercial name Mercury If heated or in case of fire the product may generate toxic fumes SDS No CH0349 Fumes contain metal oxides Structura formula Hg 9 Specific means of protection Information supplied by E S amp Q A PP y Wear an all service mask in closed rooms 2 Composition information on ingredients 6 Measures in case of accidental spill Chemical characteristics Measures to protect people CAS number In case of vapors dust aerosol use respiratory protections 7439 97 6 Measures to protect environment e In case of infiltration in bodies of water or sewers notify the competent Identification number s authorities EINECS number 2311067 Prevent filtration in sewers surface waters groundwater e i i CEE number 080 001 00 0 Cleaning absorption methods Aspirate liquid in suitable container and absorb the rest with porous material tripoli acid binder universal binder
80. tric measurement principle with Wheatstone bridge Hydraulic transmission system to guarantee temperature stability Filling with certifyd oil FDA CFR 178 3620 and CFR 172 878 Quantity of Oil contained for model series WDO 30mm WD1 WD2 WD3 40mm Standard threading 1 2 20UNF M18x1 5 other versions on request A Autozero function on board external option Drift Autocompensation function SP version Stainless steel 17 7PH diaphragm with GTP coating Rated precision including effects of Linearity H 0 25 FSO 350 1000 bar from 0 35 to 0 1000bar from 0 500 to 0 15000psi Signalatambientpresure O OSOS Signal protocol DP404 CANopen with baud rate selectable Response time 10 90 FSO Calibration signal Protection against overvoltage and reverse polarity of power supply Compensated temperature range of strain Gauge Housing 0 76 32 170F Maximum temperature range of strain Gauge Housing 30 85 C 22 4185 F Thermal drift in compensated range Zero lt 0 02 FSO C Calibration lt 0 01 FSO F Sensitivity lt 0 01 FSO F Standard material in contact with process medium Diaphragm 17 7PH corrugated diaphragm with GTP Stem 17 4PH Thermocouple WD2 model STD type J isolated coupling Protection level IP65 Electrical connections M12 DIN EN 50044 5 pin connector FSO Full Scale Output signal at rated pressure 1 Resolution 0 01b
81. wing Directives ATEX Directive 94 9 CE EMC Directive 2004 108 CE PED Directive 97 23 CE o C solo per trasmettitori con pressioni di fondo scala superiori a 500 bar con riferimento alla linea guida 1 5 Q only for transmitters with pressure range above 500 bar with reference to guideline 1 5 La conformit stata verificata sulla base dei requisiti delle norme o dei documenti normativi Span nel seguito The conformity are under observance of the deli standards or standards documents EN 60079 0 EN 60079 11 EN 60079 26 EN 61000 6 3 EN 61000 6 2 Modo di protezione Temperatura Ambiente Type of protection Ambient temperature il 1G Ex ia IIC T4 T5 20T 550 70C Certificato CE di tipo Organismo Notificato ATEX Q EC type certificate Notified body CESI 02 ATEX 107 0722 CESI Date Quality Manager Chief Executive Officer 12 01 2009 Alessandro Bagini Gefran spa Sede Legale Stabilimento Sensori Via Sebina 74 Tel 39 030 9888 1 Cap Soc 14 400 000 i v N Mecc BS 016227 Via Cave 11 25050 Provaglio d iseo Fax 39030 9839063 Reg Imprese Brescia C F 03032420170 25050 Provaglio d lseo BS Italy BS www gefran com 03032420170 P IVA Tva VAT MWS Tel 39 030 9201411 Italy info gefran com R E A 313074 BS T03032420170 Fax 39 030 9823201 47 GEFRANI 85184C User s Manual Pressure Sensors for high temperature DICHIARAZIONE DI CONFORMIT C C CONFORMITY DECL
82. ximum temperature for the strain gauge housing as stated on the technical sheet for the transducer Extruder Start up Bring the system to work temperature with the transducer installed and without any pressure applied Wait until all the material is at the same temperature to prevent any parts that are still solid from damaging the transducer Transducer hole cleaning Cleaning tool As mentioned in the notes the hole must be cleaned before the transducer installation The cleaning tool is a hard metal cutting tool specially designed to remove residual working materials Recommended procedure fig 3 The procedure must be conducted with the material in fluid state 1 Insert the tool in the housing and screw down the cutting rod normally a 1 4 turn at a time 2 Turn the pilot cutter clockwise until there is no resistance to cutting 3 Repeat the procedure until the housing is completely clean For constructive reasons the maximum torque applicable to the cutter is 5 Nm 1 5 Kgm If the hole blockage requires higher torque for removal use the drilling kit and follow the recommended procedure The cleaning tool is available in the following versions CT12 1 2 20UNF housing CT18 M18x1 5 housing fig 1 fig 2 fig 3 2 85184C User s Manual Pressure Sensors for high temperature 5 3 Instruction and maintenance Mechanical dimensions of transducer drilling DI 1 220UNF Mi0x1 0 M14x15 M18x1 5 7 80 7 7
83. yright Any re production of this document even partial or for internal use requires Gefran s approval 1 3 Correct use Gefran Melt pressure sensors with amplified or non amplified electrical output are designed and built to measure the pressure and temperature variable of melted plastic at different temperatures according to the filling fluid used The correct temperature range is e Up to 315 for W sensors series e Upto 400 for M sensors series e Up to 538 for K sensors series If the sensors are used as a safety component in accordante with the Machinery Directive the equipment builder must take all necessary precautions to ensure that any malfunctions of the Melt pressure sensor do not injury to people and or damage to property 2 MELT SENSOR AND THE MODELS 2 1 Melt Sensor Gefran Melt sensors are pressure temperature transducers and transmitters designed for use in high temperature environments They read media pressure up to a temperature of 538 and resist such high temperatures thanks to their special mechanical construction in which the measurement element is isolated from the Melt The constructive principle is based on hydraulic transmission of pressure mechanical strain is transferred by means of a non compressible transmission liquid The liquid used in these sensors may be mercury series M FDA approved oil series W or Nak series K Strain gauge technology translates the physical quantity pressure i

PRESSURE SENSORS FOR HIGH TEMPERATURE

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