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Burkert 2301 Series Operating Instructions Manual Download Page 38

38

Maintenance, cleaning

Remove control cone

Spindle

Spring-type 

straight pin

Control cone

Seal

Fig.25:

Replacing the control cone set

NOTE! 

Important for impeccable and stable device function! 

The seal surface of the control cone must not be damaged.

Procedure:

 

→

Knock out spring-type straight pin using a suitable pin punch.

 

Pin punch ø 4 mm

, for spindle diameter 10 mm.

 

Pin punch ø 5 mm,

 for spindle diameter 14 mm.

 

→

Remove control cone.

Replacing packing gland

PEEK spindle guide (series-production status until April 2012):

 

→

Unscrew spindle guide using the installation wrench

14)

and an 

open-end wrench.

VA spindle guide SP10/SP14 (series-production status as of 

April 2012):

 

→

Unscrew spindle guide using a modified socket wrench

14)

.

VA spindle guide SP22:

 

→

Unscrew VA spindle guide using an open-end wrench.

Installation wrench

Packing gland

PEEK spindle 

guide

Spindle

Packing gland tube

Series-pr

oduction status up t

o 

April 2012

Fig.26: Replacingthepackinggland(PEEKspindleguide)

8) Theassemblywrenchormodifiedsocketwrenchareavailablefrom

yourBürkertsalesdepartment.

Type 2301

English

Summary of Contents for 2301 Series

Page 1: ...Operating Instructions Bedienungsanleitung Manuel d utilisation Type 2301 2 2 way globe control valve 2 2 Wege Geradsitzregelventil Vanne de réglage à siège droit 2 2 voies ...

Page 2: ... right to make technical changes without notice Technische Änderungen vorbehalten Sous réserve de modifications techniques Bürkert Werke GmbH Co KG 2008 2020 Operating Instructions 2008 15_EU ML_00805835 Original DE ...

Page 3: ...unction 10 7 TECHNICAL DATA 12 7 1 Conformity 12 7 2 Standards 12 7 3 Type label 12 7 4 Operating conditions 13 7 5 Flow values and characteristics 17 7 6 General technical data 21 8 INSTALLATION 22 8 1 Safety instructions 22 8 2 Before installation 22 8 3 Installation 24 8 4 Pneumatic connection 27 8 5 Start up 28 8 6 Disassembly 28 9 ELECTRICAL CONTROL UNIT 29 10 MAINTENANCE CLEANING 29 10 1 Saf...

Page 4: ...n Ex used in these instructions always stands for explosion proof In these instructions the unit bar stands for relative pressure The absolute pressure is stated separately in bar abs 1 2 Symbols DANGER Warns of an immediate danger Failure to observe these instructions will result in death or serious injuries WARNING Warns of a potentially hazardous situation Failure to observe these instructions ...

Page 5: ...e relevant sales department Prerequisites for safe and trouble free operation are correct transportation correct storage installation start up opera tion and maintenance Use the device only in conjunction with third party devices and components recommended or approved by Bürkert Use the device only as intended 3 BASIC SAFETY INSTRUCTIONS These safety instructions do not take into account any unfor...

Page 6: ...tallation and main tenance work Perform installation work and maintenance work using suit able tools only Following interruption of the process ensure that the process is restarted in a controlled manner Observe the sequence 1 Apply electrical or pneumatic supply 2 Charge with medium Use the device only when it is in perfect condition and in accordance with the operating instructions For applicati...

Page 7: ...description The 2 2 way globe control valve Type 2301 is suitable for liquid and gaseous media Using neutral gases or air control media it controls the flow of water alcohol oil fuel hydraulic fluid salt solution lye organic solvents and vapour flow media The Type 2301 globe control valve can only be used in combi nation with a control unit Possible control units are Positioner Type 8692 8694 and ...

Page 8: ...n Simple and quick replacement of the control cone and the screwed in valve seat Actuator can be seamlessly rotated by 360 Maintenance free under normal conditions 5 4 Technical characteristics DN DN10 DN100 valve seat size 3 100 PN body PN25 Body ports Flange connection threaded connection welded connection clamp connection Valve body 316L The globe series is distinctive for its screwed in valve ...

Page 9: ...TRUCTURE AND FUNCTION The Type 2301 globe control valve can only be used in combination with a control unit Possible control units are Positioner Type 8692 8694 and 8696 Process controller Type 8693 6 1 Structure The globe control valve consists of a pneumatically operated piston actuator a control cone and a 2 2 way globe body The control cone is modularly connected to the actuator spindle via a ...

Page 10: ...against the medium flow Spring force CFA or pneumatic pilot pressure CFB and CFI gen erate the closing force on the control cone A spindle connected to the actuator piston transmits the force 6 2 1 Control functions CF WARNING For control function I risk of pilot pressure failure With control function I the control unit and reset are pneumatic No defined position is reached during a pressure failu...

Page 11: ...ssure is below the control cone it helps open the valve WARNING Valve seat leak if there is too little minimum pilot pressure or high medium pressure Minimum pilot pressure for CFB and CFI that is too low or failing to meet the permitted medium pressure can cause a leak in the valve seat Adhere to minimum pilot pressure Do not exceed the medium pressure See chapter 7 4 4 Pressure ranges Flow direc...

Page 12: ...ximum pressure for compressible fluids of Group 1 dangerous gases and vapours according to Art 3 No 1 3 letter a first dash DN65 15 bar DN80 12 5 bar DN100 10 bar 7 3 Type label 00297969 2301 B PTFE Kvs4 3 lin PS 16bar Tmed 10 130 C Flow 1 2 W17AL see manual for derating CE marking Permitted medium temperature Control character istic form linear Type Control function CF Seal material 1 Identificat...

Page 13: ... 7 4 2 Valve seat seal temperature range Recommendation for the valve seat seal of leak class III and IV Steel Valve seat seal for leak class VI For medium temperatures up to max 130 C PTFE For medium temperature over 130 C PEEK Derating pressure and temperature ranges Usage limits of the valve derating medium pressure Temperature Medium pressure 10 50 C 25 bar 100 C 24 5 bar 150 C 22 4 bar 200 C ...

Page 14: ...n with pneumatic control units positioner or process controller pilot air as per DIN ISO 8573 1 must be used Class 3 for water content Class 5 for dust and oil content The exact specification is described in the operating instructions for the respective positioner process con troller in the chapter Technical data 7 4 4 Pressure ranges Maximum pilot pressure for valves without a pneumatic control u...

Page 15: ... fluids of Group 1 dangerous gases and vapours according to Art 3 No 1 3 letter a first dash Tab 7 Medium pressure for CFA 6 The control functions are described in chapter 6 2 1 Control functions CF Variants with lower pilot pressure reduced spring force are available on request Contact your Bürkert sales department or the Bürkert Sales Center e mail info burkert com Required minimum pilot pressur...

Page 16: ... 70 mm control function B 0HGLXP SUHVVXUH EDU 3LORW SUHVVXUH EDU DN50 DN20 DN25 ø 90 SFB SFI DN40 DN32 Fig 6 Pressure diagram actuator ø 90 mm control function B 0HGLXP SUHVVXUH EDU 3LORW SUHVVXUH EDU DN65 DN32 DN40 Ø130 SFB SFI DN50 DN80 DN100 Fig 7 Pressure diagram actuator ø 130 mm control function B Type 2301 English ...

Page 17: ...8 to 100 valve seat size 6 optional with cone of equal per cent Flow characteristic as per DIN EN 60534 2 4 Theoretical rangeability KVS KVO for actuator size 70 90 130 50 1 for valve sizes 8 to 100 25 1 for valve seat size 6 10 1 for valve sizes 3 and 4 KVR value at 5 of the stroke for valve seat sizes 10 KVR value at 10 of the stroke for valve seat sizes 10 KVR value lowest KV value at which the...

Page 18: ... 10 50 70 0 10 0 50 1 2 2 0 2 7 15 50 70 0 10 0 50 1 2 2 1 3 1 4 3 20 50 70 3 2 5 2 7 1 25 50 90 5 3 7 2 12 0 32 90 5 5 9 9 13 4 130 8 0 13 0 17 8 40 90 10 3 14 4 17 5 130 13 6 20 0 24 0 50 90 15 3 18 0 28 0 130 21 0 25 0 37 0 65 130 29 0 45 0 65 80 130 45 0 73 100 100 130 77 110 140 Tab 8 KVS values Type 2301 English ...

Page 19: ... 0 11 0 15 0 19 0 31 0 49 0 75 1 1 1 7 2 5 3 1 15 1 2 0 14 0 17 0 22 0 35 0 52 0 80 1 2 1 8 2 7 3 7 4 3 20 3 4 10 3 8 50 90 0 11 0 12 0 16 0 20 0 33 0 52 0 77 1 2 1 8 2 6 3 2 15 1 2 0 14 0 17 0 22 0 35 0 52 0 80 1 2 1 8 2 9 4 0 5 2 20 3 4 0 20 0 25 0 30 0 45 0 70 1 1 1 6 2 4 3 5 5 2 7 1 25 1 15 1 2 50 90 0 14 0 17 0 22 0 35 0 52 0 80 1 2 1 8 2 9 4 1 5 3 20 3 4 0 20 0 25 0 31 0 47 0 70 1 1 1 6 2 5 ...

Page 20: ...57 0 68 0 90 1 5 2 1 3 2 4 5 6 4 9 5 13 8 18 0 130 0 60 0 70 1 00 1 7 2 6 4 0 5 9 9 2 14 0 18 9 24 5 50 2 90 0 85 1 1 1 7 2 6 3 8 5 4 7 7 11 4 16 0 21 7 28 0 130 0 90 1 1 1 9 2 9 4 5 6 8 10 5 15 5 22 0 29 3 37 0 65 2 1 2 40 1 1 2 130 0 65 0 75 1 1 1 8 2 8 4 3 6 5 10 4 16 0 22 0 29 0 50 2 130 1 0 1 2 2 0 3 1 4 8 6 7 9 7 16 0 24 0 35 0 45 0 65 2 1 2 130 1 6 2 0 3 0 5 0 8 0 13 5 22 0 33 0 45 0 56 65 ...

Page 21: ...with PTFE seal PEEK seal or steel steel seal Spindle 1 4401 1 4404 Spindle guide 1 4401 1 4404 316L Ports Pilot air port prepared for direct coupling Body ports Flange DIN EN 1092 1 ANSI B 16 5 JIS 10K Thread G RC NPT EN ISO 228 1 ISO 7 1 DIN EN 10226 2 ASME B 1 20 1 Welded connection EN ISO 1127 row 1 ISO 4200 DIN 11866 row B DIN 11850 row 2 DIN 11866 row A DIN EN 10357 row A ASME BPE DIN 11866 r...

Page 22: ...ate the medium Risk of injury due to moving parts in the device Do not reach into openings CAUTION Risk of injury due to heavy device During transportation or installation work a heavy device may fall down and cause injuries Transport install and remove heavy device with the aid of a second person only Use suitable tools 8 2 Before installation Any installation position of the globe control valve ...

Page 23: ... in the open position For control function A pressurise the pilot air port 1 with com pressed air 5 bar Valve opens Place a suitable open end wrench on the wrench flat of the nipple Unscrew actuator from the valve body Actuator Nipple Valve body Wrench flat for open end wrench Pilot air port CFA CFB CFI Exhaust port CFA CFB Pilot air port CFI 2 1 Install collet Fig 10 Installation Other device var...

Page 24: ... system Other body variants Connect valve body to pipeline 8 3 2 Installing the actuator welded connection Seal Fig 11 Seal Check seal and replace if required WARNING Risk due to incorrect lubricants Unsuitable lubricant may contaminate the medium There is a risk of explosion in oxygen applications For specific applications e g oxygen or analysis applica tions use approved lubricants only Before r...

Page 25: ...ator Remove the collet from pilot air port 1 Check the correct position of the O rings in the pilot air ports Align the puck and control unit such that 1 the puck enters into the guide rail of the control unit and 2 the connection pieces of the control unit enter into the pilot air connections of the actuator see Fig 14 NOTE Damage to the printed circuit board or functional failure Make sure that ...

Page 26: ...he ports can be smoothly aligned by turning the actuator 360 Only the actuator can be rotated It is not possible to rotate the control unit against the actuator NOTE Damage to the valve seat seal or seat contour When turning the actuator the valve must be in the open position Procedure Clamp valve body in a holding device only for valves which have not yet been installed For control function A Wit...

Page 27: ...injury due to unsuitable connection hoses Hoses that cannot withstand the pressure and temperature range can cause hazardous situations Only use hoses that are permitted for the specified pressure and temperature range Note the data sheet information from the hose manufacturers For control function I risk of pilot pressure failure With control function I the control unit and reset are pneumatic No...

Page 28: ... system for high air flow rate actuator size ø 130 1 3 3 1 Fig 16 Pneumatic connection Pilot air hose Pilot air hoses of sizes 6 4 mm or can be used Optionally a pilot air port via G thread is possible 8 5 Start up Perform the X TUNE after installing the device This function presets the control parameters See control unit operating instructions for a description 8 6 Disassembly DANGER Risk of inju...

Page 29: ...n off the pressure and vent the lines Risk of injury due to electric shock Before reaching into the system switch off the power supply and secure against reactivation Observe the applicable accident prevention and safety regu lations for electrical devices WARNING Risk of injury due to improper maintenance work Maintenance may be carried out by authorised technicians only Use an open end wrench ne...

Page 30: ...lobe control valve Parts which are subject to natural wear are Valve seat Control cone Seals If there is a leak replace the respective wearing part with a corresponding spare part For spare part sets and assembly tools see chapter 12 Spare parts Replacement of the wearing parts is described in chapter 10 3 Replacing wearing parts Visual inspection According to the usage conditions perform regular ...

Page 31: ...z ardous due to possible damage to the device To remove the actuator from the valve body use an open end wrench never a pipe wrench Remove the actuator from the valve body Actuator Nipple Valve body Wrench flat for open end wrench Pilot air port Pilot air port 2 1 Fig 18 Valve Clamp valve body in a collet only for valves which have not yet been installed NOTE Damage to the valve seat seal or seat ...

Page 32: ...fully hammer it in Centre the spring type straight pin with the spindle axis Install actuator with control unit on the valve body Replace the seal if necessary WARNING Risk due to incorrect lubricants Unsuitable lubricant may contaminate the medium There is a risk of explosion in oxygen applications For specific applications e g oxygen or analysis applica tions use approved lubricants only Before ...

Page 33: ...e is described in chapter 8 3 4 Turning actuator 10 3 2 Replacing the valve seat set The actuator must be uninstalled when replacing the valve seat The necessary steps are described in chapter 10 3 1 Replacing the control cone set When installing a valve seat with another DN the identi fication number of the globe control valve changes The valve seat set consists of Valve seat Graphite seal O ring...

Page 34: ...the actuator is removed Replacing valve seat Use the assembly tool with suitable tool attachment and a wrench to unscrew the old valve seat Clean the body thread and seal surface with compressed air If necessary replace the tool attachment in the assembly tool depending on the DN of the new valve seat Attach a new valve seat to the assembly tool Assembly tool Tool insert Valve seat Fig 21 Replacin...

Page 35: ...NING Risk due to incorrect lubricants Unsuitable lubricant may contaminate the medium There is a risk of explosion in oxygen applications For specific applications e g oxygen or analysis applica tions use approved lubricants only Before re installation grease nipple thread of the actuator e g using Klüberpaste UH1 96 402 from Klüber NOTE Damage to the valve seat seal or seat contour When installin...

Page 36: ...the hoses these can be seamlessly aligned by rotating the actuator by 360 The procedure is described in chapter 8 3 4 Turning actuator 10 3 3 Replacing the packing gland The seal set for the packing gland includes SP10 SP14 SP10 SP14 1 support ring 5 chevron seals 2 or 3 thrust collars13 1 compression spring 1 seal Lubricant SP22 1 support ring 7 chevron seals 2 thrust collars 1 compression spring...

Page 37: ...nch Observe tightening torques To replace the packing gland first remove the actuator from the valve body and remove the control cone Remove the actuator from the valve body Clamp valve body in a collet only for valves which have not yet been installed NOTE Damage to the valve seat seal or seat contour When turning the actuator the valve must be in the open position For control function A Without ...

Page 38: ...packing gland PEEK spindle guide series production status until April 2012 Unscrew spindle guide using the installation wrench14 and an open end wrench VA spindle guide SP10 SP14 series production status as of April 2012 Unscrew spindle guide using a modified socket wrench14 VA spindle guide SP22 Unscrew VA spindle guide using an open end wrench Installation wrench Packing gland PEEK spindle guide...

Page 39: ...fined speed when the pilot air port is pressurised Before pressurising with pilot air safeguard the area around the outlet e g place spindle on a firm surface 1 2 Pilot air port Pilot air port Fig 29 Ports Push the packing gland out For control function A and I pressurise the pilot air port 1 with 6 8 bar of compressed air For control function B pressurise the pilot air port 2 with 6 8 bar of comp...

Page 40: ...ning torque see Tab 15 Tightening torques spindle guide Insertion direction for packing gland parts Support ring Upper chevron seals Upper thrust collar s Compression spring Lower thrust collar Lower chevron seals Spindle diameter 10 mm Spindle diameter 14 mm Fig 30 Seal set for packing gland Support ring Upper chevron seals Upper thrust collar Compression spring Lower thrust collar Lower chevron ...

Page 41: ...with control unit on the valve body Replace the seal if necessary WARNING Risk due to incorrect lubricants Unsuitable lubricant may contaminate the medium There is a risk of explosion in oxygen applications For specific applications e g oxygen or analysis applica tions use approved lubricants only Before re installation grease nipple thread of the actuator e g using Klüberpaste UH1 96 402 from Klü...

Page 42: ...ator by 360 The procedure is described in chapter 8 3 4 Turning actuator 11 FAULTS Fault Elimination Actuator does not switch Pilot air port interchanged15 CFA Connect pilot air port 1 CFB Connect pilot air port 1 CFI Pilot air port 1 Opening pilot air port 2 Closing Pilot pressure too low Observe pressure specifications on the type label Medium pressure too high Observe pressure specifications on...

Page 43: ...ejects when the actuator opens may cause injuries The actuator must not be opened CAUTION Risk of injury and or damage due to incorrect parts Incorrect accessories and unsuitable spare parts may cause injuries and damage to the device and the area around it Use only original accessories and original spare parts from Bürkert 12 1 Replacement part set The following replacement part sets are availabl...

Page 44: ...ement part set Control cone set contains Control cone spring type straight pin seal Valve seat size mm DN mm Order number Steel steel PTFE steel PEEK steel 3 10 15 4 10 15 149 934 6 10 15 152 696 8 10 15 149 935 149 962 271233 10 10 15 149 912 149 963 20 149 914 149 965 15 15 149 915 149 943 231726 20 149 916 149 944 301312 25 149 917 149 945 301314 20 20 149 918 149 946 231732 25 149 951 149 947 ...

Page 45: ...39 923 301568 Tab 20 Control cone set DN40 100 Valve seat set contains Valve seat O ring depending on variant seal Valve seat size mm DN mm Order no Valve seat size mm DN mm Order no 4 10 15 262 143 40 40 262 177 6 10 15 262 146 50 262 178 8 10 15 262 147 65 262 202 10 10 15 262 149 50 50 262 179 20 262 151 65 262 203 15 15 262 152 80 262 205 20 262 153 65 65 262 204 25 262 155 80 262 206 20 20 26...

Page 46: ... 6579 32 90 130 0024 6583 40 90 130 0024 6593 50 90 130 0024 6593 22 65 100 130 0025 2543 Tab 23 VA spindle guide for packing gland 12 2 Assembly tools Only for PEEK spindle guide Installation wrench for packing gland Series production status up to January 2013 Installation wrench Order number Spindle diameter 10 mm 665 700 Spindle diameter 14 mm 665 701 Tab 24 Installation wrench for PEEK spindle...

Page 47: ...sport damage Inadequately protected devices may be damaged during transport Protect the device against moisture and dirt in shock re sistant packaging during transport Avoid exceeding or dropping below the permitted storage temperature Incorrect storage may damage the device Store the device in a dry and dust free location Storage temperature 20 65 C Damage to the environment caused by device part...

Page 48: ...www burkert com ...

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