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Operating Instructions

Bedienungsanleitung
Manuel d‘utilisation

Type 2012

Globe control valve, pneumatically operated
Actuator sizes 40 mm - 125 mm, Nominal diameter DN10 - 65
Kolbengesteuertes Geradsitzventil
Antriebsgrößen 40 mm - 125 mm, Nennweiten DN10 - 65
Vanne à siège droit commandée par piston
Tailles d'actionneur 40 mm - 125 mm, Diamètre nominal DN10 - 65

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Содержание Type2012

Страница 1: ...Globe control valve pneumatically operated Actuator sizes 40 mm 125 mm Nominal diameter DN10 65 Kolbengesteuertes Geradsitzventil Antriebsgrößen 40 mm 125 mm Nennweiten DN10 65 Vanne à siège droit commandée par piston Tailles d actionneur 40 mm 125 mm Diamètre nominal DN10 65 ...

Страница 2: ... right to make technical changes without notice Technische Änderungen vorbehalten Sous réserve de modifications techniques 2000 2017 Bürkert Werke GmbH Co KG Operating Instructions 1705 20_EU ML_00804072 Original DE ...

Страница 3: ... 9 7 1 Conformity 9 7 2 Standards 9 7 3 Type label 9 7 4 Operating conditions 10 7 5 Control functions 14 7 6 Mechanical data 14 8 Installation 15 8 1 Safety instructions 15 8 2 Before installation 15 8 3 Installation 16 8 4 Pneumatic connection 18 8 5 Removal 18 9 Maintenance Cleaning 19 9 1 Safety instructions 19 9 2 Maintenance work 19 9 3 Replacing the valve seat 20 10 Malfunctions 21 11 Repla...

Страница 4: ...arning may result in a fatal or serious injury Warning Warns of a potentially dangerous situation Failure to observe the warning may result in serious injuries or death Caution Warns of a possible danger Failure to observe this warning may result in a moderate or minor injury Note Warns of damage to property Failure to observe the warning may result in damage to the device or the equipment Indicat...

Страница 5: ...ents recommended and authorized by Bürkert Correct transportation correct storage and installation and care ful use and maintenance are essential for reliable and faultless operation Use the device only as intended 3 Basic safety instructions These safety instructions do not make allowance for any contingencies and events which may arise during the installation operation and maintenance of the dev...

Страница 6: ...Supply the media connections only with those media which are specified as flow media in the chapter entitled 7 Technical Data Do not put any loads on the valve e g by placing objects on it or standing on it Do not make any external modifications to the valves Do not paint the body parts or screws 4 General Information 4 1 Contact address Germany Bürkert Fluid Control Systems Sales Center Christian...

Страница 7: ...hammer valves with a flow direction above seat must not be used for liquid media Consider the type of flow direction and the type of medium for operation of the device 6 Structure and Function 6 1 Structure The globe control valve consists of a pneumatically actuated piston actuator and a 2 2 way globe control valve body The actuator is manufactured from PA or for special operating con ditions fro...

Страница 8: ... CFA P A Normally closed by spring action B CFB P B Normally open by spring action I CFI P A Actuating function via reciprocal pressurisation 6 2 2 Flow direction below seat Depending on the version the valve is closed against the medium flow with spring force control function A CFA or with pilot pressure control function B or I CFB or CFI As the medium pressure is under the swivel plate this pres...

Страница 9: ...tion and the type of medium for operation of the device To ensure complete opening the minimum pilot pressure must be applied Fig 3 Flow direction above seat closing with medium 7 Technical Data 7 1 Conformity The globe control valve Type 2012 conforms with the EU Directives according to the EU Declaration of Conformity 7 2 Standards The applied standards which verify conformity with the EU Direct...

Страница 10: ...0 60 50 40 30 20 63 50 40 Fig 5 Temperature range of the maximum medium and ambient temperature for PA actuators 7 4 2 Pressure ranges Actuator material Actuator size mm Max pilot pressure bar PA 40 100 10 125 7 PPS 40 100 10 125 7 Tab 2 Maximum pilot pressure Medium and pilot pressure for control function A flow direction below the seat standard Ori fice Maximum medium pressure Minimum pilot pres...

Страница 11: ... I Control function A flow direction above seat Pilot pressure bar Medium pressure bar Fig 6 Pressure graph actuator ø 40 mm control function A flow direction above seat Pilot pressure bar Medium pressure bar Fig 7 Pressure graph actuator ø 50 mm control function A flow direction above seat Pilot pressure bar Medium pressure bar Fig 8 Pressure graph actuator ø 63 mm control function A flow directi...

Страница 12: ...essure graph actuator ø 100 mm control function A flow direction above seat Medium pressure bar Pilot pressure bar Fig 11 Pressure graph actuator ø 125 mm control function A flow direction above seat Medium pressure max 15 bar acc to Pressure Equipment Directive 2014 68 EU for compressible fluids in Group 1 hazardous gases and vapors in accordance with Article 4 paragraph 1 c i first dash english ...

Страница 13: ...w seat Medium pressure bar Pilot pressure bar Fig 13 Pressure graph actuator ø 50 mm control functions B and I flow direction below seat Medium pressure bar Pilot pressure bar Fig 14 Pressure graph actuator ø 63 mm control functions B and I flow direction below seat Medium pressure bar Pilot pressure bar Fig 15 Pressure graph actuator ø 80 mm control functions B and I flow direction below seat eng...

Страница 14: ... 7 4 3 Media Control medium neutral gases air Flow medium water alcohol fuel hydraulic liquids saline solutions lye organic solvents 7 5 Control functions Control function A Normally closed by spring action Control function B Normally open by spring action Control function I Actuating function via reciprocal pressurization 7 6 Mechanical data Materials Valve body Stainless steel 316L Actuator PA P...

Страница 15: ...tion is reached To ensure a controlled restart first pressurize the device with pilot pressure then switch on the medium Risk of injury from moving parts in the device Do not reach into openings 8 2 Before installation Installation position any preferably with the actuator face up Before connecting the valve ensure the lines are flush Observe direction of flow 8 2 1 Preparatory work Clean pipeline...

Страница 16: ...n front of the globe control valve 8 3 1 Installation of the valve body Welded bodies Weld valve body in pipeline system Other body versions Connect body to pipeline 8 3 2 Install actuator welded body Seal Fig 18 Seal Check the seal and if required replace it Warning Danger if incorrect lubricants used Unsuitable lubricant may contaminate the medium In oxygen applications there is a risk of an exp...

Страница 17: ...he valve body in a holding device applies only to valves which have not yet been installed Control function A pressurize the lower control air connection with compressed air 6 bar valve opens Counter on the flats of the nipple with a suitable open end wrench Place suitable open end wrench on the hexagon of the actuator Warning Risk of injury from discharge of medium and pressure If the direction o...

Страница 18: ...n of the pilot air ports for installation of the hoses is unfavorable these can be aligned steplessly by rotating the actuator through 360 Control function A Connect the control medium to the lower control air connection of the actuator Control function B Connect the control medium to the upper control air connection of the actuator Control function I Connect the control medium to the lower and up...

Страница 19: ...stem from unintentional activation Following maintenance ensure a controlled restart Warning For control function I Danger if pilot pressure fails For control function I control and resetting occur pneumatically If the pressure fails no defined position is reached To ensure a controlled restart first pressurize the device with pilot pressure then switch on the medium Risk of injury from moving par...

Страница 20: ...seal or the seat contour When removing the actuator ensure that the valve is in open position Control function A pressurize the lower control air connection with compressed air 6 bar valve opens Using a suitable open end wrench place the wrench flat on the tube Unscrew the actuator from the valve body Replacing valve seat Unscrew old valve seat using the installation tool and open end wrench Clean...

Страница 21: ... 220 220 10 Tab 5 Tightening torque for installation of seat 10 Malfunctions Malfunction Reason Remedial action Actuator does not switch Pilot air port interchanged Connect lower CFA CFI or upper CFB CFI control air connection Pilot pressure too low Observe pressure specifications on the type label Medium pressure too high Flow direction reversed Observe direction arrow on the body Valve is not se...

Страница 22: ...nal replacement parts from Bürkert 11 1 Replacement part sets The following spare part sets are available for the globe control valve Type 2012 Seal set Valve set Valve fittings valve set seat The order numbers of the spare parts and the installation instructions can be found in the spare parts operating instructions on our website www burkert com Type 2012 11 2 Overview of spare parts 2 3 1 Seal ...

Страница 23: ...id 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 components contaminated with media Dispose of the device and packaging in an environmentally friendly manner Observe applicable regulations on disposal and the environment Not...

Страница 24: ...24 Type 2012 english ...

Страница 25: ......

Страница 26: ...www burkert com ...

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