WIKA CPT-2x series Page 57 Operating Instructions Manual Download

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9 Supplement

WIKA Operating Instructions - Process pressure transmitter CPT-2x

Process conditions

Process temperature

Measuring cell seal

Sensor version

Standard

Extended temperature range

FKM

VP2/A

-20 … +130 °C (-4 … +266 °F)

-20 … +150 °C (-4 … +302 °F)

A+P 70.16

-40 … +130 °C (-40 … +266 °F)

Endura V91A

-40 … +130 °C (-40 … +266 °F)

-40 … +150 °C (-40 … +302 °F)

ET 7067

-20 … +130 °C (-4 … +266 °F)

V70SW

-10 … +150 °C (14 … +302 °F)

EPDM

A+P 70.10-02

-40 … +130 °C (-40 … +266 °F)

-40 … +150 °C (-40 … +302 °F)

ET 7056

-40 … +130 °C (-40 … +266 °F)

E70Q

-40 … +150 °C (-40 … +302 °F)

Fluoraz SD890 -5 … +130 °C (-22 … +266 °F)

FFKM

Kalrez 6375

-20 … +130 °C (-4 … +266 °F)

-20 … +150 °C (-4 … +302 °F)

Perlast G75S

-15 … +130 °C (-4 … +266 °F)

-15 … +150 °C (5 … +302 °F)

Perlast G75B

-15 … +130 °C (-4 … +266 °F)

-15 … +150 °C (5 … +302 °F)

Perlast G92E

-15 … +130 °C (-4 … +266 °F)

-15 … +150 °C (5 … +302 °F)

Chemraz 535

-30 … +130 °C (-22 … +266 °F)

Temperature derating

0 °C

(32 °F)

-40 °C

(-104 °F)

55 °C

(131 °F)

80 °C

(176 °F)

130 °C

(266 °F)

100 °C

(212 °F)

-40 °C

(-104 °F)

Fig. 33: Temperature derating CPT-2x, version up to +130 °C (+266 °F)

1 Process temperature

2 Ambient temperature

With process fitting PVDF, process temperature max. 100 °C (212 °F).

Measuring cell ø 28 mm

Summary of Contents for CPT-2x series

Page 1: ...Operating Instructions Process pressure transmitter CPT 2x Process pressure transmitter CPT 2x Slave for electronic differential pressure Ceramic sensor ...

Page 2: ...and pressure compensation 17 4 4 Combination Master Slave 19 4 5 Level measurement 20 4 6 Differential pressure measurement 21 4 7 Interface measurement 22 4 8 Density measurement 23 4 9 Density compensated level measurement 24 4 10 External housing 26 5 Connecting to power supply 27 5 1 Preparing the connection 27 5 2 Connecting 28 5 3 Single chamber housing 29 5 4 External housing with version I...

Page 3: ...l deviation 60 9 3 Practical example 61 9 4 Dimensions 64 9 5 Trademark 72 Safety instructions for Ex areas Take note of the Ex specific safety instructions for Ex applications These instructions are attached as documents to each instrument with Ex approval and are part of the operating instructions Editing status 2020 05 12 ...

Page 4: ...bols used Information note tip This symbol indicates helpful additional infor mation and tips for successful work Note This symbol indicates notes to prevent failures malfunctions damage to devices or plants Caution Non observance of the information marked with this symbol may result in personal injury Warning Non observance of the information marked with this symbol may result in serious or fatal...

Page 5: ...tions This is a state of the art instrument complying with all prevailing regulations and directives The instrument must only be operated in a technically flawless and reliable condition The operator is responsi ble for the trouble free operation of the instrument When measuring aggressive or corrosive media that can cause a dangerous situation if the instrument malfunctions the operator has to im...

Page 6: ...rective if it is operated at process pressures 200 bar 2 6 Installation and operation in the USA and Canada This information is only valid for USA and Canada Hence the follow ing text is only available in the English language Installations in the US shall comply with the relevant requirements of the National Electrical Code ANSI NFPA 70 Installations in Canada shall comply with the relevant requir...

Page 7: ...h Ex versions If necessary further certificates Information Optional instrument features are also described in this operating instructions manual The respective scope of delivery results from the order specification This operating instructions manual applies to the following instrument versions Hardware from 1 0 0 Software version from 1 0 0 Note You can find the hardware and software version of t...

Page 8: ...ent of the following pressure types Gauge pressure Absolute pressure Vacuum Measured products are gases vapours and liquids Depending on the process fitting and measurement setup measured products can be also viscous or contain abrasive substances The electronic differential pressure measurement is suitable for the measurement of the following process variables Level Flow Differential pressure Den...

Page 9: ...arried out through the master sensor Information The sensor versions Relative pressure climate compensated as well as Double chamber housing are not suitable for connection of a slave sensor You can find further information in chapter Combination Master Slave of this operating instructions Sensor element is the measuring cell with robust ceramic diaphragm The process pressure deflects the ceramic ...

Page 10: ...ending on the adjusted damping these cause only slight and brief changes in the output signal 1 Relative pressure the measuring cell is open to the atmosphere The ambient pressure is detected in the measuring cell and compen sated It thus has no influence on the measured value Absolute pressure the measuring cell contains vacuum and is encapsulated The ambient pressure is not compensated and does ...

Page 11: ...table for applications with viscous and abrasive media and in case of buildup The measuring cell seal is positioned laterally 2 3 4 1 5 Fig 5 Front flush installation of the measuring cell example thread G1 1 Seal for the process fitting 2 Measuring cell 3 Seal for the measuring cell 4 Process fitting 5 Diaphragm The completely front flush mounting is particularly suitable for ap plications in the...

Page 12: ...rocess 1 2 3 4 5 Fig 7 Front flush installation of the measuring cell with double seal example flange connection with extension 1 Measuring cell 2 Seal for the measuring cell 3 Process fitting 4 Additional front seal for measuring cell 5 Diaphragm The front flush hygienic installation of the measuring cell is particu larly suitable for food applications The sealings are installed gap free The form...

Page 13: ...e purity level the instruments are immediately packed in plastic foil after the cleaning process The purity level remains as long as the instrument is kept in the closed original packaging Caution The CPT 2x in this version may not be used in oxygen applications For this purpose instruments are available in the special version Oil grease and silicone free for oxygen applications 3 4 Packaging tran...

Page 14: ...ored only under the following conditions Not in the open Dry and dust free Not exposed to corrosive media Protected against solar radiation Avoiding mechanical shock and vibration Storage and transport temperature see chapter Supplement Technical data Ambient conditions Relative humidity 20 85 With instrument weights of more than 18 kg 39 68 lbs suitable and approved equipment must be used for lif...

Page 15: ... moisture ingress through the following measures Use a suitable connection cable see chapter Connecting to power supply Tighten the cable gland or plug connector Lead the connection cable downward in front of the cable entry or plug connector This applies mainly to outdoor installations in areas where high humidity is expected e g through cleaning processes and on cooled or heated vessels Note Mak...

Page 16: ...vice a test pressure may only exceed the specified MWP briefly by 1 5 times at reference tempera ture The pressure stage of the process fitting as well as the overload resistance of the measuring cell are taken into consideration here see chapter Technical Data In addition a temperature derating of the process fitting e g with flanges can limit the permissible process pressure range according to t...

Page 17: ...ould be avoided Danger of explosion 4 3 Ventilation and pressure compensation The filter element in the electronics housing has the following func tions Ventilation of the electronics housing Atmospheric pressure compensation with relative pressure meas uring ranges Caution The filter element causes a time delayed pressure compensation When quickly opening closing the housing cover the measured va...

Page 18: ...ruments with absolute pressure Turn the metal ring in such a way that the filter element points downward after installation of the instrument This provides better protection against buildup 1 2 Fig 12 Position of the filter element Ex d version 1 Rotatable metal ring 2 Filter element Instruments with absolute pressure have a blind plug mounted instead of the filter element The process assembly of ...

Page 19: ...e type is identical for both sensors i e relative pressure relative pressure or absolute pressure absolute pressure Master sensor measures the higher pressure Measurement setup as shown in the following chapters The measuring range of each sensor is selected such that it fits the measuring loop For this the max recommended turn down must be noted See chapter Technical data It is absolutely necessa...

Page 20: ...cation Differential pressure measurement Medium Gas Static pressure 0 8 bar Differential pressure on orifice 50 mbar 0 050 bar Total pressure 0 8 bar 0 05 bar 0 85 bar Instrument selection Nominal measuring range Master 1 bar Nominal measuring range Slave 1 bar Turn Down 1 bar 0 050 bar 20 1 The measuring result level pressure difference as well as meas ured value Slave static or superimposed pres...

Page 21: ... Measurement setup level measurement in pressurized vessel 1 CPT 2x 2 CPT 2x slave sensor 4 6 Differential pressure measurement The master slave combination is suitable for differential pressure measurement Take note of the following instructions for the measurement setup for example in gases Mount the instruments above the measuring point Possible condensation can then drain off into the process ...

Page 22: ... is suitable for interface measurement Requirements for a functioning measurement are Vessel with changing level Products with steady density Interface always between the measurement points Total level always above the upper measurement point The mounting distance h of the two sensors should be at least 10 better 20 of the final value of the sensor measuring range A bigger distance increases the a...

Page 23: ... CPT 2x 2 CPT 2x slave sensor The interface measurement is possible in open as well as in closed vessels 4 8 Density measurement The master slave combination is suitable for density measurement Requirements for a functioning measurement are Vessel with changing level Distance between the measurement points as large as possible Level always above the upper measuring point Measurement setup ...

Page 24: ...y changes cause only slight changes of the measured differential pressure The measuring range must hence be selected accordingly The density measurement is possible in open as well as in closed vessels 4 9 Density compensated level measurement The master slave combination is suitable for density compensated level measurement Keep the following in mind when setting up the measuring system Mount the...

Page 25: ...inal value of the sensor measuring range A bigger distance increases the accuracy of the density compensation The density compensated level measurement starts with the stored density 1 kg dm3 As soon as both sensors are covered this value will be replaced by the calculated density Density compensation means that the level value in height units and the adjustment values do not change in case of a f...

Page 26: ...cess pressure transmitter CPT 2x 4 10 External housing 1 2 3 4 5 Fig 20 Configuration process module external housing 1 Pipeline 2 Process module 3 Connection cable process assembly External housing 4 External housing 5 Signal cable Configuration ...

Page 27: ...nd slave sensor must be connected on both ends to ground potential In the sensor the shielding is connected directly to the internal ground terminal The ground terminal on the outside of the housing must be connected to the ground potential low impedance Metric threads In the case of instrument housings with metric thread the cable glands are screwed in at the factory They are sealed with plastic ...

Page 28: ...erminal block with a small screwdriver and pull it out When reinserting the terminal block you should hear it snap in You can find further information on the max wire cross section under Technical data Electromechanical data Proceed as follows 1 Unscrew the housing lid 2 Loosen compression nut of the cable gland and remove blind plug 3 Remove approx 10 cm 4 in of the cable mantle strip approx 1 cm...

Page 29: ...to 8 11 Screw the housing lid back on The electrical connection is finished 5 3 Single chamber housing The following illustration applies to the non Ex Ex ia and Ex d ia version 5 6 7 8 4 2 1 connect to Master Fig 22 Wiring plan CPT 2x Slave sensor 1 To the Master sensor 2 Ground terminal for connection of the cable screening2 Electronics and connec tion compartment 2 Connect shielding here Connec...

Page 30: ...T 2x in IP68 version 25 bar with axial cable outlet external housing 1 Transmitter 2 Connection cable 3 External housing 1 2 3 5 1 2 6 7 8 4 20mA Fig 24 Electronics and connection compartment 1 Electronics module 2 Cable gland for voltage supply 3 Cable gland for connection cable transmitter Overview Electronics and connec tion compartment for power supply ...

Page 31: ... 5 Shielding 6 Breather capillaries 5 6 7 8 4 2 1 connect to Master Fig 26 Wiring plan CPT 2x Slave sensor 1 To the Master sensor 2 Ground terminal for connection of the cable screening3 Terminal compartment housing socket Electronics and connec tion compartment 3 Connect shielding here Connect ground terminal on the outside of the hous ing to ground as prescribed The two terminals are galvanicall...

Page 32: ...onnection example electronic differential pressure 1 Master sensor 2 Slave sensor 3 Connection cable 4 Supply and signal circuit Master sensor Connection between master and sensor is carried out according to the table Master sensor Slave sensor Terminal 5 Terminal 5 Terminal 6 Terminal 6 Terminal 7 Terminal 7 Terminal 8 Terminal 8 Connection example electronic differential pressure ...

Page 33: ...PIN date time reset copy function Info Instrument name hardware and software version date of manu facture sensor features In the main menu item Setup the individual submenu items should be selected one after the other and provided with the correct param eter values The following submenu points are available In the following section the menu items from the menu Setup for electronic differential pre...

Page 34: ... Zero and Max adjustment Span as well as the static pressure If the level should be adjusted in a height unit the density of the me dium must also be entered later during the adjustment In addition the unit is determined in the menu item Peak value temperature Enter the requested parameters via the appropriate keys save your settings with OK and jump to the next menu item with the ESC and the key ...

Page 35: ...this purpose the function Edit and enter the requested value Save your settings with OK and move with ESC and to the next menu item After the position correction is carried out the actual measured value is corrected to 0 The corrective value appears with an inverse sign as offset value in the display The position correction can be repeated any number of times CPT 2x always measures pressure indepe...

Page 36: ...mportant because the min max adjustment is always carried out without changing the product level These settings can be made ahead of time without the instrument having to be installed Note If the adjustment ranges are exceeded the entered value will not be accepted Editing can be interrupted with ESC or corrected to a value within the adjustment ranges For the other process variables such as e g p...

Page 37: ... to the pressure value 4 Enter the pressure value for the full vessel e g 900 mbar cor responding to the percentage value 5 Save settings with OK The max adjustment is finished For an adjustment with filling simply enter the actual measured value indicated at the bottom of the display Proceed as follows 1 Select the menu item Setup with and confirm with OK Now select with the menu item Min adjustm...

Page 38: ...Setup with and confirm with OK Now select with the menu item Zero adjustment and confirm with OK 2 Edit the mbar value with OK and set the cursor to the requested position with 3 Set the requested mbar value with and store with OK 4 Change with ESC and to the span adjustment The zero adjustment is finished Information The Zero adjustment shifts the value of the span adjustment The span i e the dif...

Page 39: ...item Setup with and confirm with OK Now select with the menu item Min adjustment and confirm with OK 2 Edit the percentage value with OK and set the cursor to the requested position with 3 Set the requested percentage value with and save with OK The cursor jumps now to the density value 4 Enter the min density corresponding to the percentage value 5 Save settings with OK and move with ESC and to t...

Page 40: ...he menu item Min adjustment and confirm with OK 2 Edit the percentage value with OK and set the cursor to the requested position with 3 Set the requested percentage value with and save with OK The cursor jumps now to the height value 4 Enter the min height of the interface corresponding to the per centage value 5 Save settings with OK and move with ESC and to the max adjustment The min adjustment ...

Page 41: ... and confirm with OK 2 Edit the percentage value with OK and set the cursor to the requested position with 3 Set the requested percentage value e g 0 with and save with OK The cursor jumps now to the pressure value 4 Enter the value corresponding to the min level e g 0 m 5 Save settings with OK and move with ESC and to the max adjustment The min adjustment is finished For an adjustment with fillin...

Page 42: ... can be used for example to feed a flow computer With flow measurement and selection Extraction by root display and output percentage current are linear to Flow 4 With flow in two directions bidirectional a negative differential pres sure is also possible This must already be taken into account in menu item Min adjustment flow Caution Note the following if the respective sensor is used as part of ...

Page 43: ... measured value is displayed The default setting for the displayed value is Differential pressure In this menu item you define the number of decimal positions with which the measured value is displayed The default setting for the display format is Automatic 6 1 3 Diagnostics The respective min and max measured values for the differential pressure and static pressure are stored in the sensor In men...

Page 44: ... context of the asset management function is Maintenance Note Without manual deactivation the sensor terminates the simulation automatically after 60 minutes In this menu item you can simulate measured values This allows the signal path to be tested e g through downstream indicating instru ments or the input card of the control system Select the requested simulation variable and set the requested ...

Page 45: ...ure Static pressure Percent Scaled Percent linearized Measuring cell temperature ceramic measuring cell Electronics temperature In this menu item the units for the DP flow element are determined and the selection of mass or volume flow is carried out Furthermore the adjustment for the volume or mass flow at 0 or 100 is carried out The device automatically adds the flow in the selected unit With ap...

Page 46: ...nly cleaning methods corresponding to the housing protec tion rating 7 2 Cleaning hygienic connection with compression nut The hygienic connection with compression nut can be disassembled and the diaphragm cleaned The following graphic shows the structure 4 3 2 1 5 6 7 Fig 29 CPT 2x structure of the hygienic connection with compression nut 1 Hexagon 2 Compression nut 3 Process fitting 4 Process mo...

Page 47: ...available with a PC notebook with PACTware and the suitable DTM In many cases the reasons can be determined in this way and faults rectified Depending on the reason for the fault and the measures taken the steps described in chapter Setup must be carried out again or must be checked for plausibility and completeness 7 4 Exchange process module on version IP68 25 bar On version IP68 25 bar the user...

Page 48: ...he measuring point 5 Plug the connector back in 6 Mount the cable assembly on the process module and turn it to the desired position 7 Tighten the fixing screw with the hexagon key wrench The exchange is finished 7 5 Instrument repair You can find information for a return shipment under Service on our local website If a repair is necessary please proceed as follows Complete one form for each instr...

Page 49: ...ycled by spe cialised recycling companies We use recyclable materials and have designed the electronics to be easily separable WEEE directive The instrument does not fall in the scope of the EU WEEE directive Article 2 of this Directive exempts electrical and electronic equipment from this requirement if it is part of another instrument that does not fall in the scope of the Directive These includ...

Page 50: ... 70 10 02 FFKM Kalrez 6375 Perlast G75S Perlast G75B Seal for process fitting in the scope of delivery Ʋ Ʋ Thread G EN 837 G1 DIN 3852 A Klingersil C 4400 Ʋ Ʋ Hygienic connection with compres sion nut FKM EPDM FFKM FEPM Ʋ Ʋ M44 x 1 25 DIN 13 M30 x 1 5 FKM FFKM EPDM Materials for applications in foodstuffs Surface quality hygienic fittings typ Ʋ Ʋ Process fitting Ra 0 8 µm Ʋ Ʋ Ceramic diaphragm Ra ...

Page 51: ...ng to 3A with ex changeable sealing 20 Nm 14 75 lbf ft Ʋ Ʋ Hygienic fitting with compression nut hexagon 40 Nm 29 50 lbf ft Ʋ Ʋ G1 M30 x 1 5 50 Nm 36 88 lbf ft Ʋ Ʋ G1 for PASVE 100 Nm 73 76 lbf ft Ʋ Ʋ G1 200 Nm 147 5 lbf ft Max torque for screws Ʋ Ʋ PMC 1 PMC 1 2 Nm 1 475 lbf ft Ʋ Ʋ PMC 1 5 Nm 3 688 lbf ft Max torque for NPT cable glands and Conduit tubes Ʋ Ʋ Plastic housing 10 Nm 7 376 lbf ft Ʋ Ʋ...

Page 52: ...a 1 bar 100 kPa 1 1 5 bar 100 150 kPa 40 bar 4000 kPa 1 bar 100 kPa 1 10 bar 100 1000 kPa 90 bar 9000 kPa 1 bar 100 kPa 1 25 bar 100 2500 kPa 125 bar 12500 kPa 1 bar 100 kPa 1 60 bar 100 6000 kPa 200 bar 20000 kPa 1 bar 100 kPa 1 100 bar 100 10000 kPa only for measuring cell ø 28 mm 200 bar 20000 kPa 1 bar 100 kPa 0 025 0 025 bar 2 5 2 5 kPa 5 bar 500 kPa 0 05 bar 5 kPa 0 05 0 05 bar 5 5 kPa 15 ba...

Page 53: ... psig 14 5 0 psig 525 psig 14 51 psig 14 5 20 psig 600 psig 14 51 psig 14 5 75 psig 975 psig 14 51 psig 14 5 150 psig 1350 psig 14 51 psig 14 5 300 psig 1900 psig 14 51 psig 14 5 900 psig 2900 psig 14 51 psig 14 5 1500 psig only for measuring cell ø 28 mm 2900 psig 14 51 psig 0 7 0 7 psig 75 psig 2 901 psig 3 3 psig 225 psi 5 800 psig 7 7 psig 525 psig 14 51 psig Absolute pressure 0 1 5 psi 225 ps...

Page 54: ...adjustment Ʋ Ʋ Percentage value 10 100 Ʋ Ʋ Level value according to the measuring ranges in m Max permissible Turn Down Unlimited recommended 20 1 Dynamic behaviour output Dynamic characteristics depending on medium and temperature 90 100 10 t t T A t tS 2 1 Fig 31 Behaviour in case of sudden change of the process variable tT dead time tA rise time tS jump response time 1 Process variable 2 Output...

Page 55: ...e set span Turn down TD is the ratio nominal measuring range set span Accuracy class Non linearity hysteresis and repeata bility with TD 1 1 up to 5 1 Non linearity hysteresis and repeata bility with 5 1 0 05 0 05 0 01 x TD 0 1 0 1 0 02 x TD 0 2 0 2 0 04 x TD Influence of the product temperature Thermal change zero signal and output span through product temperature Refers to the set span Turn down...

Page 56: ... TD 5 1 TD 10 1 TD 20 1 Factor FTD 1 1 75 3 5 5 10 5 Long term stability according to DIN 16086 Applies to the respective digital signal output e g HART Profibus PA as well as to analogue cur rent output 4 20 mA under reference conditions Specifications refer to the set span Turn down TD is the ratio nominal measuring range set span Long term stability zero signal and output span Time pe riod Meas...

Page 57: ...7056 40 130 C 40 266 F E70Q 40 150 C 40 302 F Fluoraz SD890 5 130 C 22 266 F FFKM Kalrez 6375 20 130 C 4 266 F 20 150 C 4 302 F Perlast G75S 15 130 C 4 266 F 15 150 C 5 302 F Perlast G75B 15 130 C 4 266 F 15 150 C 5 302 F Perlast G92E 15 130 C 4 266 F 15 150 C 5 302 F Chemraz 535 30 130 C 22 266 F Temperature derating 1 2 0 C 32 F 40 C 104 F 55 C 131 F 80 C 176 F 130 C 266 F 100 C 212 F 40 C 104 F...

Page 58: ...0 Hz according to EN 60068 2 6 vibration with resonance Shock resistance 50 g 2 3 ms according to EN 60068 2 27 mechanical shock 11 Ambient conditions Version Ambient temperature Storage and transport temperature Standard version 40 80 C 40 176 F 60 80 C 76 176 F Version IP66 IP68 1 bar 20 80 C 4 176 F 20 80 C 4 176 F Version IP68 25 bar with connection cable PUR 20 80 C 4 176 F 20 80 C 4 176 F Ve...

Page 59: ... 590 5 ft Ʋ Ʋ Min bending radius at 25 C 77 F 25 mm 0 985 in Ʋ Ʋ Diameter approx 8 mm 0 315 in Ʋ Ʋ Material PE PUR Ʋ Ʋ Colour Black blue Connection cable transmitter external housing electrical data Ʋ Ʋ Wire cross section 0 5 mm AWG 20 Ʋ Ʋ Wire resistance 0 037 Ω m 0 012 Ω ft Interface to the Master sensor Data transmission Digital I C Bus Connection cable Slave Master mechanical data Ʋ Ʋ Configur...

Page 60: ...P68 0 2 bar Type 4x Type 6P Stainless steel Transmitter for external housing IP68 25 bar Altitude above sea level Ʋ Ʋ by default up to 2000 m 6562 ft Ʋ Ʋ with connected overvoltage protection on the master sensor up to 5000 m 16404 ft Pollution degree15 4 Protection rating IEC 61010 1 II 9 2 Calculation of the total deviation The total deviation of a pressure transmitter indicates the maximum meas...

Page 61: ...rror FKl Deviation Fa Thermal change of the current output FMZ Additional factor measuring cell version FTD Additional factor Turn down 9 3 Practical example Data Level measurement in a small vessel 500 mm height corresponds to 0 049 bar 4 9 KPa superim posed pressure 0 35 bar 35 KPa medium temperature 40 C CPT 2x Master and slave sensor each with nominal measuring range 0 4 bar 40 KPa deviation 0...

Page 62: ...ccuracy class Non linearity hysteresis and non repeatability TD 5 1 TD 5 1 0 05 0 05 0 01 x TD 0 1 0 1 0 02 x TD 0 2 0 2 0 04 x TD Tab 14 Determination of the deviation FKl from the table with accuracy class 0 1 FKl 0 02 x TD 0 02 x 8 2 0 16 Time pe riod Measuring cell ø 28 mm Measuring cell ø 17 5 mm All measuring ranges Measuring range 0 0 025 bar 0 2 5 kPa All process fittings Process fitting G...

Page 63: ...master sensors the thermal error of the analogue output is also added Ftotal Ftotal Master 2 Ftotal Slave 2 Fa 2 0 3 0 15 40 C 20 C 20 C 40 C 60 C 80 C 0 15 0 3 Fig 36 Fa through thermal change current output in this example 0 1 Ftotal 1 12 2 1 12 2 0 1 2 1 6 The total deviation of the measuring system is hence 1 6 Deviation in mm 1 6 of 500 mm 7 9 mm The example shows that the measurement error i...

Page 64: ... mm 4 61 M20x1 5 NPT 59 mm 2 32 ø 80 mm 3 15 112 mm 4 41 M20x1 5 NPT ø 84 mm 3 31 1 2 4 3 5 104 mm 4 1 M20x1 5 NPT 59 mm 2 3 ø 80 mm 3 15 Fig 37 Housing versions in protection IP66 IP67 and IP66 IP68 0 2 bar 1 Plastic single chamber IP66 IP67 2 Aluminium single chamber 3 Stainless steel single chamber electropolished 4 Stainless steel single chamber precision casting 5 Stainless steel single chamb...

Page 65: ...15 108 mm 4 25 41 6 mm 1 64 66 mm 2 60 59 mm 2 32 110 mm x 90 mm 4 33 x 3 54 110 mm x 90 mm 4 33 x 3 54 51 mm 2 01 41 6 mm 1 64 90 mm 3 54 R 3 5 mm 0 14 3mm 0 12 70 mm 2 76 8 mm 0 32 93 mm 3 66 110 mm 4 33 Fig 38 IP68 version with external housing 1 Lateral cable outlet 2 Cable outlet axial 3 Plastic housing 4 Stainless steel housing electropolished ...

Page 66: ...12 20 mm 0 79 3 mm 0 12 20 mm 0 79 2 mm 0 08 ø 3 mm 0 12 ø 6 mm 0 24 ø 17 5 mm 0 69 ø 17 5 mm 0 69 G NPT M20x1 5 15 mm 0 59 25 mm 0 98 75 mm 2 95 5 mm 0 20 ø 3 mm 0 12 ø 6 mm 0 24 25 mm 0 98 75 mm 2 95 NPT 23 mm 0 91 73 mm 2 87 3 mm 0 12 ø 3 mm 0 12 ø 6 mm 0 24 Fig 39 CPT 2x threaded fitting not front flush 1 G manometer connection EN 837 2 G A inside G ISO 228 1 3 G A inside G A PVDF ISO 228 1 4 ...

Page 67: ... 1 97 55 mm 2 17 22 mm 0 87 25 mm 0 87 ø 55 mm 2 17 ø 60 mm 2 36 1 NPT 50 mm 1 97 22 mm 0 87 ø 55 mm 2 17 SW 46 mm 1 81 SW 55 mm 2 17 SW 46 mm 1 81 1 2 3 6 5 4 Fig 40 CPT 2x threaded fitting front flush 1 G ISO 228 1 2 G DIN 3852 E 3 G1 A ISO 228 1 4 G1 DIN 3852 A 5 G1 A PVDF DIN 3852 A B 6 1 NPT ASME B1 20 1 For the version with temperature range up to 150 C 302 F the measure of length increases ...

Page 68: ...2 60 ø 105 mm 4 13 1 2 3 4 6 5 7 Fig 41 CPT 2x hygienic fitting 1 Clamp 2 2 Hygienic connection with compression nut F40 3 DRD 4 Tuchenhagen Varivent DN 32 5 Slotted nut DN 40 according to DIN 11851 6 Slotted nut DN 50 according to DIN 11851 7 Slotted nut DN 50 according to DIN 11864 1 For the version with temperature range up to 150 C 302 F the measure of length increases by 28 mm 1 1 in For the ...

Page 69: ...1 152 4 190 5 23 9 152 4 8xø19 1 127 3 2 DN inch PN D k b 40 40 50 40 d2 d4 f 80 40 3 62 0 13 4xø 0 75 4 75 0 75 6 3 2 150 lbs 150 lbs 150 lbs 150 lbs 1 97 1 97 2 01 2 01 H 2 01 H 50 50 51 51 51 1 2 1 2 d4 k d2 D f b H ø 32 90 mm 1 26 3 54 1 300 mm 0 04 11 81 Fig 42 CPT 2x flange connection 1 Flange connection according to DIN 2501 2 Flange connection according to ASME B16 5 For the version with t...

Page 70: ... 1 42 30 mm 1 18 106 mm 4 17 G1 SW 36 mm 1 42 ø 24 7 mm 0 97 M8 Fig 43 CPT 2x extension fitting 1 M30 x 1 5 DIN 13 completely front flush 2 M30 x 1 5 DIN 13 for headbox 3 M44 x 1 25 DIN 13 pressure screw Aluminium 4 M44 x 1 25 DIN 13 pressure screw 316L 5 G1 ISO 228 1 suitable for PASVE 6 PMC 1 front flush PN 6 7 DN 48 with tension flange For the version with temperature range up to 150 C 302 F th...

Page 71: ...6 70 mm 2 76 45 mm 1 77 75 mm 2 95 65 mm 2 56 41 mm 1 63 7 16 20 UNF 1 4 18 NPT 40 mm 1 57 Fig 44 CPT 2x connection acc to IEC 61518 1 Oval flange adapter 2 Top flange For the version with temperature range up to 150 C 302 F the measure of length increases by 28 mm 1 1 in For the version with Second Line of Defense the measure of length increases by 17 mm 0 67 in ...

Page 72: ...72 9 Supplement WIKA Operating Instructions Process pressure transmitter CPT 2x 9 5 Trademark All the brands as well as trade and company names used are property of their lawful proprietor originator ...

Page 73: ...ction 27 F Fault Rectification 47 Fault rectification 47 G Gas tight leadthrough Second Line of Defense 18 L Linearisation 42 M Maintenance 46 Measurement setup Density measurement 23 Differential pressure measurement 21 Interface measurement 22 Level measurement 20 24 O Oxygen applications 17 P Parameterization example 35 Peak value indicator 43 Position correction 34 Pressure compensation 19 Ex ...

Page 74: ...74 Notes WIKA Operating Instructions Process pressure transmitter CPT 2x ...

Page 75: ...75 Notes WIKA Operating Instructions Process pressure transmitter CPT 2x ...

Page 76: ... 9372 132 0 Fax 49 9372 132 406 E mail info wika de www wika de 55738 EN 200529 All statements concerning scope of delivery application practi cal use and operating conditions of the sensors and processing systems correspond to the information available at the time of printing Process pressure transmitter CPT 2x ...

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