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PM 3X digital Pressure Transmitter Operating Instructions 9499-040
Contents
1. PM 3X digital Reset 6 3 Reset By entering a specific code entries to the matrix can be reset either partially or fully Matri Moving through Entry X the menus Main group Transmitter Info 1 V2H Factory e g 2380 9 values The PM 3X digital differentiates between four types of reset with various re sponses Which parameter is affected by which reset is given in the table be low HO H1 H2 H3 H4 H5 H6 H7 H8 H9 VO Sets Sets 4 mA 20 mA Sets bias Bias Dampens Selects Pressure 4mA 20 mA automat automat pressure pressure output fail safe unit autom 5140 0 0 V7H7 deleted deleted 0 0 deleted 0 0 max bar 2380 0 0 V7H7 deleted 0 0 0 0 max 131 0 0 V7H7 deleted 0 0 0 0 max 2509 V2 Diagnos tic code 5140 0 2380 0 2509 0 731 V3 V6 V7 Simulation Simulates Current Low and high sensor off current min 4mA calibration 5140 deleted off The pressure delivered 2380 off by the equation system 2509 off is not corrected 731 V8 V9 Locking 5140 130 2380 2509 731 VA Measure Descriptor User Serial ment text number point deleted 5140 deleted deleted deleted deleted 2380 deleted 2509 731 9499 040 64311 25 Repair 26 A Caution Y Note PM 3X digital 7 Maintenance and Repair 7 1 Repair If the PM 3X digital is to be sent to PMA GmbH Kassel for repair then a note should b
2. Changing the gasket e Loosen the screws on the retaining ring of the process connection e Remove the retaining ring and process connec tion e Replace gasket The surfaces each side Gast lt _ gt of the gasket and the Replaceable gasket itself must be process free from fibres and dirt connection e Secure the process con nection with the retal Holdingin gt ning ring and screws Figure 6 3 with screws CD Changing the gasket amp 9499 040 64311 Technical Data General information Application Operation and system design 9499 040 6431 1 8 Technical Data PM 3X digital Manufacturer PMA Instrument Pressure transmitter Designation PM STPM 32 PM 33 PM 34 PM 35 PM 36 Technical documentation Technical data 9499 040 6431 1 PM 31 9498 737 38813 PM 32 9498 737 38913 PM 33 9498 737 39013 PM 34 9498 737 39113 PM 35 9498 737 39213 PM 36 9498 737 39313 Measurement of absolute and gauge pressure in g ases vapours liquids Measuring principle PM 31 PM 32 with ceramic sensor The pressure causes a slight deflection of the ceramic diaphragm of the sensor The change in the Capacitance is proportional to the pressure and is measured by the electrodes of the ceramic sensor Volume of chamber approx 2 mm 0 078 in PM 33 PM 34 PM 35 PM 36 with metal sensor The process pressure acting on the met
3. 1 Setting the display to zero by entering a known bias pressure pressure dependent on position VOH Setting e g 5 psi 5 bias pressure Enter alternatively 2 Setting the display to zero A bias pressure acting pressure dependent on position is adopted as zero pressure VOH Confirming 6 bias pressure automatically Enter The current signal is set to 3 8 20 5 mA as standard when operating correctly selecting the 4 mA level ensures that a minimum current signal does not fall below 4 mA Matri Moving through Entry x the menus Main group Sensor data 1 V7H Off 3 Current output e g On min 4 mA Enter 9499 040 64311 Lower and upper range value calibration wit hout reference pressure Lower and upper range value calibration with reference pressure Bias adjustment 4 mA level current output min 4 mA 21 Commissioning Output on error 22 PM 3X digital To indicate an error an error code is transmitted with the measured value At the same time the bargraph in the digital display assumes the value selected by the operator The following values can be selected e MIN 3 6 mA e MAX 22 mA e CONTINUE measurement continued Matri Moving through Entry X the menus Main group Basic settings 1 Selecting output on error VOH gt Selecting e g MAX 8
4. 14 9499 040 64311 PM 3X digital Access to the operating elements 4 Operation This section describes e Mounting the digital display e Function of the digital display e Position and function of the operating elements on the electronic insert e Operating via Commuwin e Operating via the universal HART Communicator DXR 275 4 1 Access to the operating elements Lift display for operating The digital display is delivered already mounted when it is ordered with the in strument In this case the digital display with the retaining ring must be remo ved before operating If you want to order an digital display at a later date then please observe the in structions in Section 6 3 Mounting the digital display Removing the display e Push up the latch with the arrow until the grip of the retaining ring on the electronic insert is heard to click e Loosen the retainer ring and lift off carefully to prevent the display cable from brea king e For reading the display during operation plug the display onto the edge of the hou sing or let it hang down loosely by Its cable next to the housing To loosen the holder from the electronic insert Lifting off the display with retaining ring for push latch with arrow upwards operation 9499 040 64311 Contents Figure 3 2 left Loosing the holder right Lifting off the display with retaining ring
5. PM 3X digital p 4 20 mA Non Ex area 11 5 45 Voc 7 Ex i area 11 5 30 Vpc Process 9499 040 64311 Mounting instructions without diaphragm seal 3 Installation This section describes e the mechanical installation of PM 3X digital with and without diaphragm seal e the electrical connection 3 1 Mounting instructions without diaphragm seal The PM 3X digital without diaphragm seal is mounted in the same way as a ma nometer The use of shut off valves and pigtails is recommended The position depends upon the application e Measurement in gases Mount the shut off valve above the tapping point so that condensate can run back into the process Figure 2 1 Mounting on a shut off valve for measuring gases e Measurement in steam Mount with a pigtail above the tapping point The pigtail reduces the temperature in front of the diaphragm to almost ambient temperature Before start up the pigtail must be filled with water 9499 040 64311 Installation PM 3X digital without diaphragm seal PM 31 32 PM 33 34 Figure 2 2 left Mounting with U shaped pigtail for measuring steam right Mounting with circular pigtail for measuring steam Mounting instructions without diaphragm seal PM 3X digital e Measurement in liquids Mount on the shut off valve below the tapping point or at the same height Figure 2 3 Mounting on a shut off valve for measuring l
6. Matrix Moving through Entry the menus Main group Transmitter information 1 Resetting to factory settings Reset V2H9 gt Default e g 2380 values Enter Damping The damping t affects the speed with which the output signal and the digital display react to changes in pressure For setting the damping using the handheld terminal the damping switch must be set to on Values for damping between 0 and 40 s can be selected using the handheld terminal Damping switch Matrix Moving through Entry the menus 1 Set the damping switch to on Main group Basic setting 2 Suppressing variations in the measured value VOH7 3 gt Damping output T 0 40 s e g 20s Enter Selecting the pressure units Selecting the pressure units determines in which units the pressure specific parame ters are to be shown The pressure units available are given in the table below After selecting new pressure units all information on the pressure are converted into the new units e g 0 1 bar 0 14 5 psi Matri Moving through Entry X the menus Main group Basic setting 1 Selecting pressure units VOH Selecting e g psi 9 pressure units Enter Units Units Units Units Units mbar kPa in H20 kg cm Torr bar MPa ft H20 kgf cm mm Hg Pa mm H20 psi atm in Hg hPa m H2
7. aa is shown press twice The acting pressure for the measuring span ass is adopted OS Key for calibrating the zero press once simultaneously point and key for calibrating The acting pressure is shown as the bias pressure the measuring point press twice simultaneously The acting pressure is adopted as the bias pressure 9499 040 64311 PM 3X digital Operation using Commuwin ll 4 4 Operation using Commuwin Il When operating using the Commuwin ll display and operating program the PM 3X digital is calibrated and operated e via an operating matrix or e via the graphics operating mode The appropriate server e g HART must be activated A description of the Commuwin ll operating program is found in the operating manual of commuwin Operating matrix The advanced functions of the PM 3X digital can be accessed in this operating mode in the menu e Each row is assigned to a function group e Every field displays a parameter The calibrating parameters are entered in the appropriate fields Datentr ger Ger t Dienste Optionen Zuriick Hilfe MAGHAR Einheit Position Wert p H Position P _komoimieren o VA BENUTZER INFORMATION Figure 3 5 PStart Me Lotus Notes Desktop FF Commuwin i keine BY Explorer Apm CowDRAW KEINNAME S amp Corel PHOTO PAINT DIES 1456 Com m uwi n Graphics operation In this operating mode the calibration parameters for speci
8. aoa a a a a a 6 R reference pressure 21 Removing the display 15 RODA dere 26 Reset 2 chee aa wee hae he Phe eS HO 20 25 Resetting to factory settings 20 S Short operating instructions 2 Signaltransmission 4 29 Software history 0 00000 2 2 SNA ados ss SEER a ee a 19 T Technical data a ce ee we wee awe we ES 29 Troubleshooting 2 004 24 W WANING e wok ema oS we a be ee ew Owe a 24 Z Zero point adjustment 19 31 Subject to alterations without notice Internet www pma online de PMA Proze und Maschinen Automation GmbH PO BOX 310 229 D 34058 Kassel Printed in Germany 9499 040 64311 0606 c BA 2010 94 EN 06 06 71029853 CCS
9. Internal protection circuits against reverse polarity HF interference and overvoltage peaks see TI 241F EMC Guidelines A test signal can be measured using the terminal plugs for this purpose without inter rupting measurement e Unscrew the cover e f present remove the retainer ring with analogue display In addition Push up the latch with the arrow until the grip of the retaining ring Is audibly released Loosen the retainer ring carefully to prevent the display cable from breaking The plug of the display can remain plugged in e Insert the cable through the cable entry e Connect the cable wires as shown in the connection diagram e Where appropriate replace the retainer ring with analogue display The grip of the retainer ring clips in with an audible click e Screw down the cover To loosen the holder from the electronic insert push latch with arrow upwards Observe all local regulations for applications in the Eex area 9499 040 64311 Electrical connection Note Terminal 3 on the electronic insert is for grounding and is already wired internal ly If the connection cable has a screening or ground cable within it then this may only be connected to the grounding terminal of the housing and not to Ter minal 3 see connecting diagrams Always connect the screening or ground cable if present to the internal grou
10. the display and removing the display push latch with arrow upwards e Insert the plug of the display in the jack in the electronic insert provided for this pur pose and clip in 1 e Insert the pin on the retaining ring into the hole in the electronic insert provided for this purpose e Firmly press down the retaining ring with the display onto the electronic insert The stop makes an audible click Maintenance and Repair Removing the display Figure 6 1 left Loosening the retaining ring right Removing the display Mounting the display Figure 6 2 Mounting the display Changing the gasket 28 Upper temperature limit according to specifications of PM 3X digital 7 3 Changing the gasket The gasket in contact with the medium and inside the process connection of the PM 3X digital can be replaced Except for the PTFE gasket Structure D all gaskets can thus be interchanged as required The different temperature limits should therefore be observed for individual materials Gasket Temperature limits 1 FPM Viton 20 C 4 F 6 FPM Viton grease free 10 C 14 F A FPM Viton oil and grease free for oxygen 10 C 60 C 14 F 140 F 2 NBR 20 C 4 F 7 FFKM Kalrez compound 4079 5 C 41 F 4 EPDM 40 C 40 F
11. 0 g cm Ib ft 9499 040 64311 PM 3X digital Commissioning and operation using communication The pressure required for zero point and span is calibrated using the handheld terminal without entering a reference pressure Enter zero point and measuring span Matri Moving through Entry X the menus Main group Basic setting 1 Entering known pressure for zero point VOH gt Setting4 mA eg 0psi Qe bY ea 1 Enter 2 Entering known pressure for span VOH Setting 20 mA e g 14 5 psi 2 Enter Im reference pressure A reference pressure is available that corresponds exactly to the zero point and span required Confirm zero point and Matri Moving through Entry measuring span x the menus Main group Basic settings 1 Adopting the acting pressure for the zero BOM A O A rs VOH gt Confirming e g 0 psi 423 y 4 mA Enter automatically 2 Adopting the acting pressure for the span H VOH Confirming T Reference pressure 4 20 mA e g 14 5 psi automatically Enter If the display does not show zero after zero point adjustment due to position then this can be corrected to zero by entering a bias pressure or by adopting the bias pressure acting depending on position Matri Moving through Entry X the menus Main group Basic setting
12. PMA Proze und Maschinen Automation GmbH PMA PM 3X digital Pressure Transmitter Operating instructions PM 3X digital with Smart electronics HART Operating Instructions 9499 040 64311 Valid from 8385 Short Operating Instructions PM 3X digital Short Operating Instructions Local operation with digital display Remote operation via HART protocol Operation Commissioning Operation Commissioning on site with Commuwin Il with remote Function of the display Sect 5 Sect 4 4 communication Sect 4 2 with Universal HART Sect 5 1 Position and function Communicator of the operating DXR 275 elements Sect 4 5 on the electronic insert Sect 4 1 Software History Software version Valid operating Device and Software Changes in instructions Software No revision operating BA instructions 1 0 05 99 8010 9499 040 6431 1 PM 3X digital Table of Contents Table of Contents 1 1 3 1 BES 3 4 9 Notes on Safety Safety conventions Introduction Installation Mounting instructions without diaphragm seal Mounting instructions with diaphragm seal Mounting accessories Electrical connection Operation Access to the operating elements Function of the display Position and function of the operating elements on the electronic insert Operation
13. aan 24 D DAONG i sao tee eR ae RR Rea 19 Damping SWITCH s e a se xa 4 va wd ewe 16 digitaldisplay s s sw sia saai aam 27 digital with diaphragm seal 9 ds e e a een eee eee RS 15 E Electric symbols 0 5 electrical connection 7 Electrical connection 12 14 0 an enRee E 24 or si ou 24s fo 2 bo ede wee SO 24 Explosion hazardous are 4 F Function of the display 16 G gasket 0 ER ME 28 Graphics operation 8 17 H HART Communicator DXR 271 18 I Installations s a s ss saa Se aamu 7 11 13 L Locking Unlocking operation 22 9499 040 6431 1 Index M Maintenance 26 27 Measurement in Gases 7 Measurement inliguids 8 Measurement in steam 7 Measuring principle 29 Metalsensor 0 00000 6 Mounting accessories 11 Mounting instructions 7 8 Mounting the display 27 Mounting with capillary tubing 10 Mounting with temperature Spacers 10 N Notes onsafety 0 2 0048 5 O On site commissioning 19 operating elements 0 15 Operating matrix 17 Operating principle 6 Operation 20000000 15 18 Outoputonerror 0 200834 22 P power supply
14. allic separating diaphragm of the sensor is transmitted via a filling fluid to a resistance bridge The change in the output voltage of the bridge is proportional to the pressure and is then measured Volume of chamber smaller than 1 mm 0 039 in Measuring system PM 3X digital and power supply e g via transmitter power pack and operation via two keys on the instrument and a plug in display module DXR 275 handheld terminal PC with the Commuwin II operating program via Commubox FXA Construction Aluminium housing PM31 PM33 PM36 Standard SS housing PM32 PM34 PM35 for process connections see page 8 Signal transmission 4 20 mA signal with superposed HART communications signal 2 wire detailed technical data see datasheet over internet http www pma online de observably and or to be downloaded can 29 30 Page for notes PM 3X digital 9499 040 64311 PM 3X digital 9 Index INDEX 4 M level current output 21 A Actual dampened pressure without blas correction23 Adjusting the measuring span 19 B Bias adjustment so a o wae rnesa ss roai 21 Blas pressure 25 C Cable connection oaoa a a a a aa 12 CAUDO e s sarrar MR ERR RER AN ETa 26 Ceramic Senso 6 Changing the gasket 28 Commissioning 19 22 23 Connecting the handheld terminal 14 Current simulation we wt eww
15. e enclosed contining the following information e An exact description of the application e The chemical and physical characteristics of the product e A brief description of the error Before sending in the PM 3X digital to PMA GmbH Kassel for repair please take the following protective measures e Remove all traces of the product Thi is particularly important if the product is dangerous to health e g corrosive poi sonous carcinogenic radioactive etc e We do request that no instrument should be returned to us without all dangerous material being completely removed first as It can e g penetrate into fissures or dif fuse through plastic Caution Instruments with certificates of conformity or design approval must be sent in for re pair as complete units only Note In case of malfunction do not hesitate to contact our PMA service 9499 040 64311 9499 040 64311 7 2 Mounting the digital display The digital display is delivered already mounted when it is ordered with the in strument In cases of damage accessories can be ordered e Push up the latch with the arrow until the grip of the retaining ring on the electronic insert is heard to click e Loosen the retainer ring and lift off carefully to prevent the display cable from brea king e Remove the plug of the display from the electronic insert To loosen the holder from the electronic insert Lifting off
16. fail safe Enter 5 3 Locking Unlocking operation After calibrating or entering all parameters the operation can be locked by entering a three figure code other than 130 This blocks all fields and functions except V9IH9 Locking Locking is released by entering 130 Matri Moving through Entry X the menus Main group Service 1 Locking operation V9H gt Locking e g 131 9 Enter 2 Releasing locking V9H gt Locking 130 9 Enter 9499 040 64311 PM 3X digital 5 4 Information on the measuring point The following information on the measuring point can be called up with the handheld terminal Matrix field Display or entry Measured values VOHO Main measured value for pressure V7HO Current display Actual current in mA V7H8 Sensor pressure units in VOH9 selectable V9H7 Actual dampened pressure without bias correction Sensor data V7H4 Lower calibration pressure V7H5 Upper calibration pressure V7H6 Lower measurement limit of sensor units in VOH9 selectable V7H7 Upper measurement limit of sensor units in VOH9 selectable Information on transmitter V2H2 8010 Software number V2H7 Sensor data No Number of entry in the sensor table 1 10 Please remove from sensor pass V2H8 Sensor data value Entry in sensor table contains all sensor specific data Please remove
17. fic configuration pro cedures are entered in the appropriate box SOFTWARE NR Pi ims 5010 i eet z DIAGNOSE CODE po Y MESSTELLE MESSIWERT 0 000 bar Figure 3 6 Menu of instrument data in Commuwin Il 9499 040 64311 17 Operation Figure 3 7 left Menu operation with the DXR 275 right Universal HART Communicator DXR 275 handheld terminal PM 3X digital 4 5 Operating with the HART protocol via Universal HART Com municator DXR 271 When operating with the HART protocol an interactive menu operation derived from the matrix is used see also the appropriate operating manual for the handheld termi nal e The menu Group Select calls up the matrix e The bar lines display the menu headings e Parameters are set using submenus LC display with menu text Function keys HART Communicator Keys for 45 selecting pga Fasc perpen Keys for entering parameters Connecting the handheld terminal is described in Section 2 page 12 The procedure for commissioning the measuring point with the Universal HART Communicator DXR 275 handheld terminal is described in Section 4 Pressure Measurement 9499 040 64311 PM 3X digital On site commissioning 5 Commissioning This section contains the following information Contents e On site commissioning using keys on the electronic insert e Commissioning and o
18. for operation Function of the display Figure 3 3 Function of the display Figure 3 4 Position of the operating ele ments Position of the Operating Elements 16 PM 3X digital 4 2 Function of the display The digital display has two types of display e Display in measurement mode This is shown as standard e Display in calibration mode This is shown after pressing the Zero or Span key once It returns automatically to measurement mode after 2 seconds Display in measurement mode N pe 0 753 0 753 TTT Display in calibration mode TTT TTT Ut a 70 250 4 3 Position and function of the operating elements on the electro nic insert O Damping switch D Key for zero point calibration Key for measuring span calibration Connection terminals for measuring the signal current No Operating element Function O Damping switch Switch position off Damping O s Switch position on Damping 2 s This switch position also enables any damping to be entered between 0 40 s by remote communication e g with the handheld terminal 2 Key for calibrating the zero press once The acting pressure for the zero point is Dont I 000 28 Ge ae ie eg shown press twice The acting pressure for the zero point is a 8 E eS adopted Key for calibrating the press once The acting pressure for the measuring span measuring span 0000
19. from sensor pass Error response V2H0 Actual diagnostic code V2H1 Last diagnostic code Matrix field Display VAHO Measuring point tag The measuring point can be identified here with a max of 8 characters VAH1 Descriptor A max of 16 characters can be entered here for the Descriptor VAH2 User text A max of 8 characters can be entered here VAH3 Serial number of the transmitter VAH3 Serial number of the sensor 9499 040 64311 Commissioning Communication level 23 Diagnosis and Troubleshooting PM 3X digital Error Warning Error codes in V2HO and V2H1 24 6 Diagnosis and Troubleshooting 6 1 Diagnosis of errors and warnings If the PM 3X digital identifies an error E e an error code is given and flashes on the digital display e when a digital display is plugged in the bargraph assumes the value selected for an error message MIN MAX CONTINUE e if the value displayed and the bargraph are flashing e transmitter Information can be read off in the main group or error codes read off in the matrix fields V2HO and V2H1 If the PM 3X digital identifies a warning VV e an error code is given the PM 3X digital continues to measure e if the digital display is plugged in and the scale is flashing e transmitter information can be read off in the main group or error codes read off in the matrix fields V2HO and V2H1 If several codes occur simultaneou
20. iquids The PM 33 with metal sensor Is available in the following versions Mounting the PM 33 e with flush mounted diaphragm or e with adapter and Internal diaphragm The adapter can be screwed on or welded in A gasket is enclosed according to the material used and version Dimensions 1 in 25 4 mm G external with O ring Welded nozzle 1mm 0 039 in g NEO Viton seal O ring 14 x 1 78 Viton or NBR G Y external Screwed plug Threaded hole Version 1F DIN 3852 E G Y DIN 3852 X G Y Teflon Figure 2 4 PM 33 with flush mounted diaphragm above G external with O ring Viton seal PTFE seal below G Y external Teflon back up 8 9499 040 64311 Mounting instructions with diaphragm seal Process connection flush mounted diaphragm Welded Seal supplied With adapter interna elec bc Figure 2 6 max torque a i 80 Nm i NN PM 3X digital PM 33 with screwed or welded adap nm ter With screw adapter max tor que 80 Nm 3 2 Mounting instructions with diaphragm seal The PM 3X digital with diaphragm seal is screwed in flanged or clamped de PM 3X digital pending on the type of diaphragm seal with diaphragm seal PM 35 PM 3X with screw cap PM 3X with flange PM 3X with clamp PM 36 Figure 2 5 Diaphragm seal versions e The protective cap of the diaphragm seal should only be removed just before m
21. lication Operating principle Figure 1 1 Sensor construction Measuring system Figure 1 2 The measurement system 9499 040 64311 2 Introduction The PM 3X digital pressure transmitter measures the pressure of gases vapours and liquids and is used in all areas of chemical and process engineering Ceramic sensor The system pressure acts directly on the rugged ceramic diaphragm of the pressure sensor deflecting it by a maximum of 0 025 mm 0 0098 in A pressure proportional change In the capacitance is measured by the electrodes on the ceramic substrate and diaphragm The measuring range is determined by the thickness of the ceramic diaphragm Metal sensor The process pressure deflects the separating diaphragm with a filling liquid transmit ting the pressure to a resistance bridge The bridge output voltage which Is proportio nal to pressure is then measured and processed Ceramic sensor Metal sensor Ceramic Resistan substrate esislange bridge Diaphrag Electrode Filling fluid The complete measuring system consists of e PM 3X digital pressure transmitter with 4 20 mA signal output with superposed dli gital signal HART communication and e power supply 11 5 45 VDC in Ex area 11 5 30 VDC Operation can be carried out via e a digital display for operating and calling up measured values locally e the universal handheld HART Communicator DXR 275 e the Commuwin Il operating program
22. nd terminal of the housing not to Terminal 3 Plug Plug assignment Terminal Function Wire colour code Harting plug 1 Blue BL 2 Brown BN oOo 8 PE Green Yellow GNYE O Oo O O Plug M 12x1 Red RD Black BK PE Green GN 9499 040 6431 1 D Note Figure 2 13 Connection Installation 15 Electrical connection PM 3X digital Connecting the handheld terminal e Do not replace the battery of the handheld terminal in the explosion hazardous area e For a PM 3X digital with FM or CSA certificate Electrical connection according to Installation drawing enclosed in the packing of the PM 3X digital e For correct transmission of the communication signal a minimum resistance of 250 W must be present between the connection points and the power supply any device Figure 2 14 The handheld terminal can be connected anywhere along the 4 20 mA line Connecting the Commubox FXA for operating with Commuwin Il The Commubox FXA connects the PM 3X digital with a HART protocol to the RS 232 C serial interface of a personal computer This enables the PM 3X digital to be remotely operated with the operating program The Commubox FXA is used for intrinsically safe signal circuits Figure 2 15 PC with Commuwin Il Ms SN Commu Minimum box BCA Total resistance alas Nw AN
23. oun ting in order to protect the diaphragm e The diaphragm of the diaphragm seal of the PM 3X digital must not be dented or cleaned with pointed or hard objects e he diaphragm seal and the pressure sensor together form a closed and calibrated system which is filled with filling fluid through a hole in the upper part of the sensor The following rules should be observed This hole is sealed and is not to be opened The instrument should only be turned by the diaphragm seal at the point provided and not by the housing 9499 040 64311 Mounting instructions with diaphragm seal Mounting with temperature spacers Mounting with capillary tubing Dimensions 1 in 25 4 mm 1mm 0 039 in Figure 2 7 Mounting with capillary tubing and bracket away from the measuring point Values in brackets apply to in struments with a raised cover 10 The use of temperature spacers is recom mended for constant extreme product temperatures that can cause the maximum permissible ambient temperature of 85 C 185 F to be exceeded e Note when mounting that the temperatu re spacer increases the maximum height by 100 mm 3 94 in e Due to the water column in the tempera ture spacer the increased height also causes a zero point shift of approx 10 mbar 0 15 psi PM 3X digital Figure 2 8 Mounting with temperature spacers To protect from high temperature moisture or vibration or where the mounting poin
24. peration using remote communication Universal HART Com municator DXR 275 handheld terminal or Commuwin II e Locking and unlocking the measuring point e Information on the measuring point 5 1 On site commissioning e Wire up the PM 3X digital see Sect 2 4 Electrical connection Preparatory work e Connect a multimeter 4 20 mA to the connection terminals provided e Ensure that a pressure can be generated within the required measuring range The damping t affects the speed with which the output signal and the digital dis Damping play react to changes In pressure A switch on the electronic insert is used for setting the damping e Switch position off Damping O s e Switch position on Damping 2 s Damping switch Figure 4 1 Position of the damping switch Key for setting the measuring span Figure 4 2 Position of keys for adjust zero point and measuring span Adjustment of Zero is carried out by means of the pushbutton identified with Zero Adjustment of Zero Carry out the procedure as follows e Provide the exact pressure for span start Zero at the pressure port e Push Zero button Option digital display the presently stored Zero reference value is shown by the display e Release Zero button press again within 2 seconds and hold on pushing for 4 seconds Option digital display the Z symbol stops blinking The pressure ap plied at the pressure port is
25. rdous area must comply with all exi sting national standards The instrument can be supplied with the following certifica tes as listed in the table The certificates are designated by the first letter of the order code on the nameplate see table below Ensure that technical personnel are sufficiently trained All measurement and safety regulations which apply to the measuring points are to be observed PM3X Order No P m 3 x AU Certificate for applications in explosion hazardous areas Code Certificate Protection 0 2 4 6 Standard none 1 3 5 7 ATEX 100 ATEX II 1 2 G EEX ia IIC T6 9499 040 6431 1 PM 3X digital 1 1 Safety conventions In order to highlight safety relevant or alternative operating procedures in the manual the following conventions have been used each indicated by a corre sponding icon in the margin Notes on safety Symbol Meaning Note A note highlights actions or procedures which if not performed correctly may indirectly affect operation or may lead to an instrument response which is not planned Caution Caution highlights actions or procedures which if not performed correctly may lead to personal injury or incorrect functioning of the instrument Caution Warning A warning highlights actions or procedures which if not performed correctly will lead to personal injury a safety hazard or destruction of the instrument Warning De
26. sly the sequence in which they are displayed corre sponds to their order of priority Code Type Source and remedy E 10 Error Sensor Table check sum error is shown e g when sensor parameters are being entered The error message disappears when the sensor parameters are entered correctly and in full E103 Error Initialisation is being carried out Wait until the procedure has been completed W 104 Warning Sensor calibration error calibration points lie too near each other Recalibrate sensor E 106 Error Up download active Wait until the procedure has been completed E115 Error Sensor overpressure Remains until the overpressure disappears E116 Error Download error Restart download E 120 Error Sensor underpressure Remains until the underpressure disappears W 613 Error Current simulation active Remains until the simulation is completed see also page 26 E 620 Warning Measured value outside initial value final value 6 2 Current simulation If the function or certain reactions to connected evaluation instruments are to be che cked then a signal current can be simulated independently of the system pressure Matri Moving through Entry X the menus Main group Additional functions 1 V7H Simulation ON 1 2 V H gt Simulates 2 current e g 22 mA 9499 040 64311
27. t is not easily accessible the housing of the PM 3X digital can be mounted with a capil lary tube to one side of the measuring point A bracket for mounting on a wall or pipe is available for this Measuring point very moist hot strongly vibrating difficult to access Mounting point away from the measuring point 9499 040 64311 Installation 3 3 Mounting accessories o 9499 040 6431 1 a ala i Mounting accessories PM 31 wall and pipe mounting with bracket Figure 2 9 Mounting with bracket left on a vertical pipe right on a wall Values in brackets apply to in struments with a raised cover PM 33 wall and pipe mounting with bracket Dimensions 1 in 25 4 mm 1mm 0 039 in Figure 2 10 Mounting with bracket left on a vertical pipe right on a wall Values in brackets apply to in struments with a raised cover 11 2 Installation Cable connection Figure 2 11 Lifting off the display and removing the retaining ring Figure 2 12 Graph showing load 9499 040 64311 3 4 Electrical connection Transposed screened two wire cabling is recommended for the connecting cable Max wire diameter 2 5 mm2 permanently attached cable The power supply voltage is e Non Ex 11 5 45 VDC e Ex i area 11 5 30 VDC
28. taken as span start Zero 4 mA Adjustment of measuring span is carried out by means of the pushbutton identi Adjustment of Measu fied with Span ring Span Carry out the procedure as follows e Provide the exact pressure for span end 20 mA at the pressure port e Push Span button Option digital display the presently stored Span end reference value is shown by the display The acting pressure for the measuring span Is adopted e Release Span button press again within 2 seconds and hold on pushing for 4 se conds Option digital display the S symbol stops blinking The pressure provided at the pressure port is taken as span end Span 20 mA By pressing Zero or Span pushbutton once the presently stored reference values will be read accordingly 9499 040 64311 19 Commissioning and operation using communication PM 3X digital 5 2 Commissioning and operation using communication Preparatory work e Wire up the PM 3X digital see Sect 2 4 Electrical Connection e Decide which tool is to operate the PM 3X digital and wire It up accordingly Functi on Commuwin Il see Sect 3 4 Function Universal HART Communicator DXR 275 see Sect 3 5 Resetting to factory settings Reset By entering a code the entries in the matrix are reset partially or completely to factory settings Further information on the various types of reset and their effects are given in Section 5 3 Reset
29. using Commuwin Operating with the HART protocol via Universal HART Communicator DXR 271 Commissioning On site commissioning Commissioning and operation using communication Locking Unlocking operation Information on the measuring point Diagnosis and Troubleshooting Diagnosis of errors and warnings Current simulation Reset Maintenance and Repair Repair Mounting the digital display Changing the gasket Technical Data Index 9499 040 64311 3 Notes on Safety Approved usage Mounting commissioning operation Explosion hazardous area PM 3X digital 1 Notes on Safety The PM 3X digital is a pressure transmitter for measuring gauge or absolute pressure depending on the version The PM 3X digital has been designed to operate safely in accordance with current technical safety and EU standards If installed incorrectly or used for applications for which it is not intended however It is possible that application related dangers may arise e g B product overspill by incorrect installation or adjustment For this reason the Instrument must be installed connected operated and maintained by personnel that are authorised by the user of the facility and who are suitably qualified The manu al must have been read and understood and the Instructions followed Modifications and repairs to the device are permissible only when they are expressly approved in the manual The measuring system used in the explosion haza
30. vice certified for use in explosion hazardous area If the device has this symbol embossed on its name plate it can be installed in an explosion hazardous area Explosion hazardous area Symbol used in drawings to indicate explosion hazardous areas Devices located in and wiring entering areas with the designation explosion hazardous areas must conform with the stated type of protection Safe area non explosion hazardous area Symbol used in drawings to indicate if necessary non explosion hazardous areas Devices located in safe areas still require a certificate if their outputs run into explosion hazardous areas Electric symbols Direct voltage A terminal to which or from which a direct current or voltage may be applied or supplied Alternating voltage A terminal to which or from which an alternating sine wave current or voltage may be applied or supplied Grounded terminal A grounded terminal which as far as the operator is concerned is already grounded by means of an earth grounding system Protective grounding earth terminal A terminal which must be connected to earth ground prior to making any other connection to the equipment GIDE Equipotential connection earth bonding A connection made to the plant grounding system which may be of type e g neutral star or equipotential line according to national or company practice 9499 040 64311 1 Introduction App
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