Pfeiffer Vacuum EVB 160 PA Operating Instructions Manual
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Pfeiffer Vacuum EVB 160 PA Operating Instructions Manual

Angle valve
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Operating Instructions
Angle Valve
pneumatically actuated
bellows sealed
with non-contact position indicator
with pilot valve
EVB 160 PA
1
BP 5291 BE
(2008-06)

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Summary of Contents for Pfeiffer Vacuum EVB 160 PA

  • Page 1 Operating Instructions Angle Valve pneumatically actuated bellows sealed with non-contact position indicator with pilot valve EVB 160 PA BP 5291 BE (2008-06)

  • Page 2: Product Identification

    Product Identification In all communications with Pfeiffer Vacuum, please specify the information on the product nameplate. For convenient reference copy that information into the space provided below. Pfeiffer Vacuum, D-35614 Asslar Typ: F-No: Validity This document applies to products with the part number PF B38 201A The part number (No) can be taken from the product nameplate.

  • Page 3: Functional Principle

    The visual position indicator is no longer visible, and the electrical position indicator "valve closed" is activated. Visual position indicator not visible Pilot valve deactivated Position indicator "valve closed" activated Compressed air outlet Valve closed Pressure spring BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 4: Table Of Contents

    6.4 Installing the Cover 6.5 Functional Check 6.5.1 Leak Detection at the Bellows 7 Spare Parts 8 Returning the Product 9 Disposal Declaration of Contamination For cross-references within this document, the symbol (→ XY) is used. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 5: Safety

    Communicate the safety instructions to all other users. 1.4 Liability and Warranty Pfeiffer Vacuum assumes no liability and the warranty becomes null and void if end-user or third parties • disregard the information in this document •...

  • Page 6: Technical Data

    In a vacuum, pressure difference Δp = 0, and compressed air = 6 bar (overpressure) Cycles without expendable parts (seals) and under clean operating conditions Compressed air = 4 bar (overpressure) Recommended mounting orientation: valve seat toward vacuum chamber BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 7 Dimensions DN 160 ISO-K DN 160 ISO-K Protective lid Visual position indicator Valve seat site Compressed air inlet Electrical connection for Leak detection opening position indicator (below the collar seal) BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 8: Installation

    Remove the protective lids and install the valve to the vacuum system. 4 clamps (for all nominal diameters) Protective lid Centering ring with O-ring ISO-K connection flange Keep the protective lids. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 9: Compressed Air Connection

    Compressed air inlet Push the tube into the instant push-in fitting until the mechanical stop is reached. Check that it is correctly mounted by slightly pulling. Instant push-in fitting Plastic tube OD 6 mm BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 10: Electrical Connection

    The pilot valve can get destroyed if a wrong mains voltage is applied. The local mains power rating must correspond with the nominal volt- age of the pilot valve (→ 2). If they do not correspond, exchange the pilot valve (→ 27 ff.). BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 11 The polarity of the pilot valve (solenoid coil) need not be taken into consideration. Slide the insulating sleeves over the soldered connections. Position indicator "valve closed" Position indicator "valve open" Protective conductor Pilot valve Guide cam (solenoid coil) BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 12 Tighten the strain relief and insert it (it will catch). Reassemble the connector and tighten the screw fitting with an open-end wrench, AF 17. Hold stationary Plug in the connector and secure it with the union nut. Union nut BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 13: Operation

    The product is ready for operation as soon as it has been installed. Valve position Valve position Compressed air Pilot valve Position indicator closed admitted deactivated activated admitted deactivated admitted open admitted activated BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 14: Deinstallation

    DANGER Connection DANGER: compressed air Physical injury can result if a pressurized compressed air line is disconnected. Before doing any work, turn off the compressed air supply and relieve the compressed air lines. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 15: Vacuum Connection

    Caution Caution: dirt sensitive area Touching the product or parts thereof with bare hands increases the desorption rate. Always wear clean, lint-free gloves and use clean tools when working in this area. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 16 Disassemble the clamp flange connections and place the protective lids. Centering ring with O-ring Clamp ISO-K connection flange Protective lid BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 17: Maintenance / Repair

    • Cleaning the housing • Cleaning the housing • Cleaning the bellows • Cleaning the bellows • Disassembling and cleaning the pneumatic actuator Reinstalling the cover Functional check • Switching cycles • Leak detection BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 18: Removing The Cover

    6.1 Removing the Cover Remove the screws. Protective lids must be installed Carefully remove the cover. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 19: Minor Maintenance

    Spring force = 4100 N Uncontrolled release of the pressure spring can cause injuries. Loosen the housing screws by max. two turns. Loosen by max. 2 turns ! Protective lids must be installed BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 20 Remove the seal of the housing. Remove the two short, silvery housing screws. Note the position of the vacuum connection Short, silvery screws Long, black screws Remove the short, silvery screws only! BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 21 Uniformly loosen the long, black housing screws until the pressure spring is relieved. Note the position of the vacuum conntection Uniformly unfasten the screws. The pressure spring is relieved after ≈ 80 turns. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 22 ≈50 °C in an oven or with an industrial blower. • Carefully clean the sealing surfaces with a lint-free cloth moistened with alcohol. Allow them to dry. • The O-rings should preferably be replaced. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 23 Insert the primary and secondary seal. Pneumatic actuator Housing Be careful to insert the O-rings level into the grooves without twisting them. Install the seal of the housing. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 24 Uniformly turn in the two long, black housing screws until the screw heads touch the cylinder. Note the position of the vacuum connection 2 hex socket cap screws M10×120 Lubricate the long, black screws! BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 25 Note the position of the vacuum connection 2 hex socket cap screws M10×30 Lubricate the short, silvery screws! Check that the seal of the housing is correctly positioned and correct its position if necessary. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 26 Uniformly tighten all four housing screws using a torque wrench. Uniformly tighten the screws with a torque of 10 Nm Install the cover ( "Installing the Cover", 45). → BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 27: Major Maintenance

    Deinstall the compressed air tubes (pull out the compressed air tubes while depressing the thrust rings). At compressed air outlet The protective lids must be installed At cylinder At compressed air inlet Thrust ring Tube Unplug the cables from the pilot valve. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 28 Unplug the cables from the electrical position indicator. Disconnect the ground conductor. AF 3 Remove the cable clamp. AF 3 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 29 Remove the pilot valve. AF 3 Remove the cover of the cylinder. AF 5 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 30 Remove the signal bolt an hex. nut. Hold stationary AF 8 Loosen nut AF 20 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 31 Spring force = 4100 N Uncontrolled release of the pressure spring can cause injuries. Loosen the housing screws by max. two turns. Loosen by max. 2 turns ! Remove the seal of the housing. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 32 Remove the two short, silvery housing screws. Note the position of the vacuum connection Short, silvery screws Long, black screws Remove the short, silvery screws only! BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 33 Uniformly loosen the long, black housing screws until the pressure spring is relieved. Note the position of the vacuum connection Uniformly unfasten the screws. The pressure spring is relieved after ≈ 80 turns. Carefully remove the cylinder from the housing. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 34 Remove the piston from the cylinder using a rod. Remove the pressure spring. Remove the bellows. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 35 ≈50 °C in an oven or with an industrial blower. • Carefully clean the sealing surfaces with a lint-free cloth moistened with alcohol. Allow them to dry. • The O-rings should preferably be replaced. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 36 Be careful to insert the O-rings level into the grooves without twisting them. Place the bellows in the housing. Carefully position the pressure spring in the bellows. Insert the pressure spring into the center hole. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 37 Uniformly turn in the two long, black housing screws until the screw heads touch the cylinder. Note the position of the vacuum connection 2 Hex socket cap screws M10×120 Lubricate the screws! BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 38 Uniformly turn in the two short, silvery housing screws until the screw heads touch the cylinder. Note the position of the vacuum connection 2 Hex socket cap screws M10×30 Lubricate the screws! Install the seal of the housing. BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 39 Uniformly tighten all four housing screws using a torque wrench. Uniformely tighten the screws with a torque of 10 Nm Lubricate the piston and walls of the cylinder. Lubricate the surfaces! BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 40 Insert the piston into the cylinder. Mount the hex. nut, … Hold stationary Tigthen firmly AF 8 without overstressing AF 20 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 41 Signal bold Thrust piece O-ring 9.25×1.78 AF 6 Ring magnet Signal cap Magnet Install the cover of the cylinder and turn in the screws without tightening. 6 Hex socket cap screws M6×16 AF 5 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 42 Push the mounting sleeve in until the stop position is reached. Fasten the screws and …. AF 5 … remove the mounting sleeve. Mounting sleeve BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 43 Push the cables in until the stop position is reached and tighten the screws. Push in until the stop position is reached. Install the cable clamp and fasten it with the screw. AF 3 Connect the ground conductor. AF 3 BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 44 Install the pilot valve and the compressed air tubes. AF 3 Connect the cables to the electrical position indicator. Install the cover ( "Installing the Cover", 45). → BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 45: Installing The Cover

    Using a blunt object, bring the seal of the housing into the correct position. Tighten the screws. 6.5 Functional Check Perform a functional test before putting the valve into operation after maintenance work. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 46: Leak Detection At The Bellows

    Spray helium to the leak detection bore hole and measure the helium concentration at the vacuum connection or in the vacuum chamber using a helium leak detector. O U T H E LIU M Helium leak detector BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 47: Spare Parts

    Bellows cpl. PT 130 061-T Mounting sleeve Hex. nut M15×1 O-ring, FPM75 ø12.42×1.78 Seal kit Quantity Scope of delivery Ordering number O-ringe FPM75 ø140.00×5.00 PT 130 050-T O-ringe FPM75 ø202.78×3.53 Gaskets PU ø20/25×4.6 BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 48: Returning The Product

    Contaminated products (e.g. radioactive, toxic, caustic or biological hazard) can be detrimental to health and environment. Products returned to Pfeiffer Vacuum should preferably be free of harmful substances. Adhere to the forwarding regulations of all involved countries and forwarding companies and enclose a duly completed declaration of contamination (→...

  • Page 49: Disposal

    Contaminated components (radioactive, toxic, caustic, or biological hazard etc.) must be decontaminated in accordance with the relevant national regulations, separated according to their materials, and disposed of. Other components Such components must be separated according to their materials and recycled. BP 5291 BE (2008-06) EVB 160 PA.oi...

  • Page 50: Declaration Of Contamination

    Name Date and legally binding signature Company stamp This form can be downloaded Copies: from our website. Original for addresee - 1 copy for accompanying documents - 1 copy for file of sender BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 51 Notes BP 5291 BE (2008-06) EVB 160 PA.oi...
  • Page 52 Berliner Strasse 43 D–35614 Asslar Deutschland Tel +49 (0) 6441 802-0 Fax +49 (0) 6441 802-202 info@pfeiffer-vacuum.de Original: German BP 5291 BD (2008-06) www.pfeiffer-vacuum.net bp5291be...

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