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Burkert 8640 Operating Instructions Manual
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Burkert 8640 Operating Instructions Manual

Burkert 8640 Operating Instructions Manual

Modular valve island for pneumatics with width per station 33 mm
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Type 8640
Modular valve island for pneumatics
with width per station 33 mm
Operating Instructions

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Summary of Contents for Burkert 8640

  • Page 1 Type 8640 Modular valve island for pneumatics with width per station 33 mm Operating Instructions...
  • Page 2 We reserve the right to make technical changes without notice. © Bürkert Werke GmbH & Co. KG, 2025 Operating Instructions 2501/16_EUen_00803150 / Original DE...
  • Page 3 Type 8640 Contents OPERATING INSTRUCTIONS ....................4 Symbols ........................4 Definition of terms ......................4 INTENDED USE ........................5 BASIC SAFETY INSTRUCTIONS ................... 6 GENERAL NOTES ........................8 Contact address ......................8 Information online ......................8 STRUCTURE AND DESCRIPTION ..................9 3/2 or 5/2-way valve .....................
  • Page 4 ▶ Failure to observe may result in moderate or minor injuries. NOTE! Warns of damage. Important tips and recommendations. Designates instructions to avoid danger. Highlights a procedure which you must carry out. Definition of terms Term Definition for these instructions Device Valve island type 8640 4 | 26...
  • Page 5 Intended use INTENDED USE The valve island type 8640 with valves types 6518 and 6519 is designed to control neutral media and compressed air. ▶ The device must only be used for its intended purpose. Non-intended use of the device may be dan- gerous to people, nearby equipment and the environment.
  • Page 6 Type 8640 Basic safety instructions BASIC SAFETY INSTRUCTIONS These safety instructions do not take into account any coincidences or events occurring during installation, operation and maintenance. The operator is responsible for observing the location-specific safety regula- tions, also with reference to personnel.
  • Page 7 Type 8640 Basic safety instructions NOTE! Electrostatically sensitive components and assemblies. The device contains electronic components that are susceptible to the effects of electrostatic discharging (ESD). Components that come into contact with electrostatically charged persons or objects are at risk.
  • Page 8 Email: info@burkert.com International Contact addresses can be found on the final pages of the printed operating instructions. They are also available online at: country.burkert.com. Information online Operating instructions and data sheets for Bürkert products can be found on the Internet at: country.burkert.com.
  • Page 9 Type 8640 Structure and description STRUCTURE AND DESCRIPTION 3/2 or 5/2-way valve Type 6518 Type 6519 Figure 1: Valve assembly 3/2 or 5/2-way valve Item Designation Item Designation Pilot control Manual override (see Chapter “5.1.2 Manual override”) Pilot pressure port Working port 5.1.1...
  • Page 10 Type 8640 Structure and description 5.1.2 Manual override → To operate the valve manually, press the manual override and turn it 90° clockwise (until it stops). The manual override is locked and does not reset automatically. → Only operate the manual override when the power is off.
  • Page 11 Type 8640 Structure and description Description The valves consist of: • 3/2-way pilot valve (type 6014) with different electrical connection variants. Pilot valve coil can be locked in 4 x 90° steps, in between it can be positioned as desired around the core guide tube.
  • Page 12 Type 8640 Structure and description Circuit functions C, 3/2-way valve (*for vacuum ), with auxiliary pilot air) 2(A) In idle position, pressure port 1 (P/NC) closed, working port 2 (A/OUT) open after 1(P) 3(R) port 3 (R/NO). 2(A) 1(P) 3(R)
  • Page 13 Type 8640 Technical data TECHNICAL DATA Conformity The device conforms to EU directives as per the EU Declaration of Conformity. Standards The applied standards which are used to demonstrate compliance with the EU Directives are listed in the EU-Type Examination Certificate and/or the EU Declaration of Conformity.
  • Page 14 Electrical data Electrical connection Cable plug type 2516 or 2518 on the plug contacts of the coil (torque for fastening: 0.5 to 0.6 Nm). Additional electrical con- Type 6014 or 8640 nection options Voltage tolerance ±10 % Degree of protection IP65...
  • Page 15 Type 8640 Installation INSTALLATION WARNING! Risk of injury due to improper installation. ▶ Only trained technicians may perform installation work. ▶ Perform installation work using suitable tools only. Risk of injury from quickly accelerating device parts and unconnected compressed air hoses flapping around.
  • Page 16 Type 8640 Installation Mounting pilot valve type 6014 WARNING! Risk of injury due to leaking valve. ▶ Make sure that the O-rings/seals are correctly seated in the valve. Overheating, risk of fire. Without a pre-installed valve, connecting the coil will cause overheating and destroy the coil.
  • Page 17 Type 8640 Installation Installing multiple blocks 1,5 Nm Figure 5: Example of a multi-block with type 6519 valves Item Designation Item Designation Left connection module Latch tab Latch hook Base modules 3-fold Supply channels 1(P), 3(S), 5(R) Right connection module (Intermediate...
  • Page 18 Type 8640 Installation Valve block installation Type 6519 Figure 6: Mounting the valve block Item Designation Item Designation Electrical connection can be rotated 180° Wall mount Standard rail 35 x 15 DIN 50022 Standard rail 75 x 25 DIN 50023 Connection module 7.3.1...
  • Page 19 Type 8640 Installation INSTALLATION WARNING! Risk of injury due to improper installation ▶ Only trained technicians may perform installation work. ▶ Only carry out installations with suitable tools. Risk of injury due to unintentional activation of the system and uncontrolled restart.
  • Page 20 Type 8640 Installation Electrical installation DANGER! Risk of injury due to electric shock. ▶ Switch off voltage before working on the device or system. Secure against reactivation. ▶ Observe any applicable accident prevention and safety regulations for electrical devices. If there is no protective conductor contact between the coil and the housing, there is a risk of electric shock! ▶...
  • Page 21 Type 8640 Start-up START-UP WARNING! Risk of injury due to improper operation. ▶ Prior to start-up, it must be ensured that the operating personnel are familiar with and fully understand the contents of the operating instructions. ▶ Only authorised technicians may start up the device or system.
  • Page 22 Type 8640 Maintenance, troubleshooting MAINTENANCE, TROUBLESHOOTING WARNING! Risk of injury if maintenance work is not carried out correctly. ▶ Only trained technicians may perform maintenance work. ▶ Perform maintenance work using suitable tools only. Risk of injury due to unintentional activation of the system and uncontrolled restart.
  • Page 23 Type 8640 Disassembly DISASSEMBLY WARNING! Risk of injury due to high pressure and escaping medium. ▶ Switch off the pressure before working on the device or system. Vent or drain the pipes. Risk of injury due to electric shock. ▶ Switch off voltage before working on the device or system. Secure against reactivation.
  • Page 24 Type 8640 Right connection module RIGHT CONNECTION MODULE Other application options: • Connection modules on the right can be used in special applications as sub-modules to build up several operating pressure stages in one block. • Makes additional feed possible for larger valve blocks (see chapter “Figure 6: Mounting the valve block”).
  • Page 25 Type 8640 Pulsed operation PULSED OPERATION Pulse-controlled solenoid valves work with two coils that are switched alternatingly. NOTE! Observe pulse data on the type label. Avoid simultaneous pulsing of both coils. Valves can be reversed with the manual override. 25 | 26...
  • Page 26 Type 8640 Transportation, storage, disposal TRANSPORTATION, STORAGE, DISPOSAL NOTE! Damage in transit due to inadequately protected devices. ▶ Protect the device against moisture and dirt in shock-resistant packaging during transportation. ▶ Observe permitted storage temperature. ▶ Protect the electrical interfaces of the coil and the pneumatic connections from damage by placing protective caps on them.