GEA T.VIS E-20 Operating Instruction
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GEA T.VIS E-20 Operating Instruction

GEA T.VIS E-20 Operating Instruction

Control and feedback systems
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Control and feedback systems
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GEA T.VIS
E-20
Operating instruction (Translation from the original language)
430BAL013985EN_6
Table of Contents
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Summary of Contents for GEA T.VIS E-20

  • Page 1 Control and feedback systems ® GEA T.VIS E-20 Operating instruction (Translation from the original language) 430BAL013985EN_6...
  • Page 2 EU Machinery Directive. This document is protected by copyright. All rights reserved. The document may not, in whole or in part, be copied, reproduced, translated or reduced to an electronic medium of machine-readable form without the express permission of GEA Tuchenhagen GmbH. LEGAL NOTICE Word marks ®...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS General Information Information about this document 1.1.1 Binding Character of These Operating Instructions 1.1.2 Notes on the Illustrations 1.1.3 Symbols and Highlighting Manufacturer address Contact EU Declaration of Conformity according to ATEX 2014/34/EU Translated copy of the EU Declaration of Conformity according to ATEX 2014/34/EU EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU) Translated copy of the EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU)
  • Page 4 6.4.3 Electrical wiring Terminal strip assignment in relation to the order code Terminal strip designation and separate intrinsically safe circuits Wiring diagram T.VIS E-20 Execution and verification of the connection of internal and external circuits Visual Display 6.5.1 Illuminated dome Mounting the control top to different valves 6.6.1...
  • Page 5 Mounting cap Alarms 11.1 Malfunctions and remedies Decommissioning 12.1 Safety instructions 12.2 Disposal 12.2.1 General notes Spare parts list - control top T.VIS E-20 Dimension sheet - control top T.VIS E-20 Appendix 15.1 Lists 15.1.1 Abbreviations and terms 430BAL013985EN_6 25.04.2023...
  • Page 6 430BAL013985EN_6 25.04.2023...

  • Page 7: General Information

    The instruction manual contains all the information you need to transport, install, commission, operate and carry out maintenance for the component. These operating instructions serve to describe the control top T.VIS E-20, which fulfils the requirements of: ATEX (2014/34/EU) *: EU Declaration of Conformity •...

  • Page 8: Manufacturer Address

    Second step in a sequence of operations. ® Result of the previous operation. ® The operation is complete, the goal has been achieved. Hint! Further useful information. Manufacturer address GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Büchen Contact Tel.:+49 4155 49-0 Fax:+49 4155 49-2035 430BAL013985EN_6 25.04.2023...
  • Page 9 General Information Contact [email protected] www.gea.com 430BAL013985EN_6 25.04.2023...

  • Page 10: Eu Declaration Of Conformity According To Atex 2014/34/Eu

    The ATEX operating instructions including the intended use and safety instructions defined therein must be observed. • Electrostatic charge must be avoided. Ensure the grounding of the T.VIS E-20 and valve • Process- and media temperature higher than permissible ambient temperature must not lead to inadmissible ambient temperature •...

  • Page 11: Translated Copy Of The Eu Declaration Of Conformity According To Atex 2014/34/Eu

    Translated copy of the EU Declaration of Conformity according to ATEX 2014/34/EU Translated copy of the EU Declaration of Conformity according to ATEX 2014/34/EU Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Büchen, Germany We hereby declare that the devices named below Model: ®...

  • Page 12: Eu Declaration Of Conformity According To Emc (2014/30/Eu) And Rohs (2011/65/Eu)

    EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU) EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU) Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Buechen, Germany Hereby, we declare that the machine designated in the following Control top T.VIS®...

  • Page 13: Translated Copy Of The Eu Declaration Of Conformity According To Emc (2014/30/Eu) And Rohs (2011/65/Eu)

    Translated copy of the EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU) Translated copy of the EU Declaration of Conformity according to EMC (2014/30/EU) and RoHs (2011/65/EU) Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Buchen, Germany We hereby declare that the devices named below Model: ®...

  • Page 14: Ukex Declaration Of Conformity For Use In Potentially Explosive Atmospheres Uksi 2016:1107

    The UKEX operating instructions including the intended use and safety instructions defined therein • must be observed. Electrostatic charge must be avoided. Ensure the grounding of the T.VIS E-20 and valve • • Process- and media temperature higher than permissible ambient temperature must not lead to inadmissible ambient temperature •...

  • Page 15: Translated Copy Of The Ukex Declaration Of Conformity For Use In Potentially Explosive Atmospheres Uksi 2016:1107

    Translated copy of the UKEX Declaration of Conformity for use in potentially explosive atmospheres UKSI 2016:1107 Translated copy of the UKEX Declaration of Conformity for use in potentially explosive atmospheres UKSI 2016:1107 Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Buchen, Germany We hereby declare that the devices named below Model: ®...

  • Page 16: Declaration Of Conformity For Use In Potentially Explosive Atmospheres Uksi 2016

    UK Declaration of Conformity for use in potentially explosive atmospheres UKSI 2016 UK- Declaration of Conformity by Electromagnetic Compatibility Regulations 2016 Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Büchen, Germany Hereby, we declare that the machine designated in the following Control top T.VIS®...

  • Page 17: Translated Copy Of The Uk Declaration Of Conformity For Use In Potentially Explosive Atmospheres Uksi 2016

    Translated copy of the UK Declaration of Conformity for use in potentially explosive atmospheres UKSI 2016 1.11 Translated copy of the UK Declaration of Conformity for use in potentially explosive atmospheres UKSI 2016 Manufacturer: GEA Tuchenhagen GmbH Am Industriepark 2-10 21514 Buchen, Germany We hereby declare that the devices named below Model: ®...

  • Page 18: Safety

    To control different process valve functions, the T.VIS E-20 can be equipped with up to three solenoid valves. The T.VIS E-20 is able to control a maximum of two process valves by simultaneous actuation of a maximum of two solenoid valves.

  • Page 19: Improper Operating Conditions

    Safety Operator’s Duty of Care The prerequisite for reliable and safe operation of the component is proper transportation and storage as well as professional installation and assembly. Operating the unit within the limits of its designated use also involves adhering to the operating, inspection and maintenance instructions.

  • Page 20: Special Terms Of Use

    Safety Special terms of use The signs on the component must always be complete and easy to read. • Check, clean and replace the signs as necessary at regular intervals. Observe the Technical Data specified and the limits of use! •...

  • Page 21: Ambient And Process Temperatures

    In the case of dust explosion protection, the IP protection of the housing must not be compromised. Therefore, bear in mind: If there is a potentially explosive atmosphere, the T.VIS E-20 must not be opened. The capacitance measured at the exposed metallic screw connections is 91.8 pF. The user must determine the suitability of the unit in the end-use application.

  • Page 22: Avoidance Of Electrostatic Charge

    The T.VIS E-20 is grounded by mounting it on the appropriate valves. The conductive contact bridge to earth is established by installing the mounting surface of the T.VIS E-20 flush with the mounting surface of the valve actuator. Both components are clamped by two half rings.

  • Page 23: Subsequent Changes

    T.VIS E-20 and must be used. IP Protection classes The control top T.VIS E-20 in its standard version fulfils the requirements of protection class IP66 (DIN EN 60529). Models in protection classes IP67 or IP69k (both DIN EN 60529) are also available.

  • Page 24: Principles For Safe Operation

    Safety General safety instructions and dangers the component is not used as intended • the component is used improperly • the component is operated under impermissible conditions • 2.8.1 Principles for safe operation Dangerous situations during operation can be avoided by safety-conscious and proactive behaviour of the staff.

  • Page 25: Supplementary Regulations

    Safety Supplementary Regulations After completion of all work, check that the protective devices are fully • functional. Supplementary Regulations In addition to the instructions in this documentation the following also has to be observed: pertinent accident prevention regulations, • generally accepted safety rules, •...

  • Page 26: Safety Equipment

    Safety Safety equipment When working with the component, a distinction is made between the following user groups: User groups Staff Qualifications Operating personnel Adequate instruction and sound knowledge in the following areas: Functionality of the component • Operating sequences on the pump •...

  • Page 27: Residual Dangers

    • also take care not to touch electronic components when supply voltage is • present. Use ESD-compliant packaging when returning electronic components. (Contact GEA Tuchenhagen if you have any questions.) 430BAL013985EN_6 25.04.2023...

  • Page 28: Danger Zones

    Safety Danger zones 2.13 Danger zones Please observe the following notes: In the event of malfunctions, shut down the control top (disconnect from the • power and air supply) and secure it against being used. Before starting any service, maintenance or repair work, disconnect the •...

  • Page 29: Description

    Solenoid valves Control plate/blind plate Pneumatic block Clamp connection Sound absorber 21.1 Throttle, optional Cable gland The T.VIS E-20 control top consists of: a sensor module with 2 sensors for the detection of the two valve end • positions, 430BAL013985EN_6 25.04.2023...
  • Page 30 Description Design a maximum of three solenoid valves for the actuation of the main stroke and • the lift strokes, an exhaust air throttle (optional) for the infinitely adjustable setting of the • closing velocity of the main stroke, a supply air throttle (optional) for the infinitely adjustable setting of the •...

  • Page 31: Functional Description

    3.2.2 Control top without solenoid valves The control top T.VIS E-20 without solenoid valves works as a position indicator. Once the two sensors have been adjusted, the control top indicates the status of the process valve locally by coloured LEDs under the illuminated dome.

  • Page 32: Control Top With Cap

    Description Functional description The control signals are given by the user's process control system or by operating the solenoid valves manually. To do this, use a screwdriver to turn the screw (S) from 0 to 1, see figure. Fig.5 3.2.4 Control Top with Cap Fig.6: Control Top with Cap...

  • Page 33: Openings Of The Outer Housing To The Outside Atmosphere

    Description Fig.7: Control Top with hood This vent plug is a safety device that must be handled as such. Do not cover the vent plug. When fitting the control top note that the installation position of the vent plug (E2) must never be pointing vertically upwards. 3.2.6 Openings of the outer housing to the outside atmosphere The cable gland (24) and the silencer (26) are sealed connections to the outside...

  • Page 34: Transport And Storage

    Transport and storage Storage conditions Transport and storage Storage conditions You must first dry and preserve the control top to prevent damage if the control top is exposed to temperatures ≤ 0°C during transport or storage. Hint! We recommend that the valve should be stored at a temperature of ≥ 5 °C for a period of 24 hours prior to any handling (disassembling the housings / activation of actuators) so that any ice crystals formed by condensation water can melt.

  • Page 35: Technical Data And Operating Conditions

    Technical data and operating conditions Type plate Technical data and operating conditions Technical data and special conditions of use must be observed. Failure to observe the technical data and special operating conditions may result in severe explosions. ► Technical data and special operating conditions must be observed Type plate The type plate is used to uniquely identify the control top.
  • Page 36 Explanation of the items in the order code Item in the order code Designation Explanation Feedback location TE 20 Control top T.VIS E-20 Control top type without solenoid valve 1 solenoid valve Y1 (retrofittable: Y2, 2 solenoid valves Y1, Y2/ 2 Y1=main stroke...

  • Page 37: Technical Data

    Technical data and operating conditions Technical data Explanation of the items in the order code Item in the order code Designation Explanation Metal plate engraved Metal plate (US version) Adhesive plate Protection class IP 66 (powerful water jet) Protection class IP 67 (immersion) /69k Protection class IP 69K (high- pressure cleaner)

  • Page 38: Special Terms Of Use And Safety Instructions

    Technical data and operating conditions Technical data Technical data - IECEx designation Application Description Dust Dust Ex tb IIIC T85°C Db Ambient temperature -10°C ≤ Ta ≤ +38°C Certification no. IECEx ULD 22.0009X Technical data - CCCEx designation Application Description Gases Designation Ex ia IIC T4...T5 Gb...
  • Page 39 Technical data: Ambient and process temperatures Do not exceed the permissible ambient temperature. The T.VIS E-20 control tops mounted on valves in chapter 6.6 are mounted with a defined distance to valve process housings and piping systems. The permissible process and media temperatures for the valve process housing are defined in the valve operating instructions.

  • Page 40: Configuration And Specification Of The Electrical Wiring

    * Relevant for use in dust protection systems Please make sure that the T.VIS E-20 is installed as described in chapter 6.6. Make sure that the fitting is earthed above the piping. Make sure that the valve is earthed via the pipe system.

  • Page 41: Delivery And Input Data

    Technical data and operating conditions Technical data 5.2.4 Delivery and input data Hint! Electrical connections in chapter 6.4 must be observed. Observe terminal assignment and designation in relation to order code, see chapter 6.4 5.2.4.1 Pilot valve for pneumatic valves Intrinsically safe wiring Errors in the intrinsically safe wiring can lead to serious explosions.

  • Page 42: 5.2.4.2 Sensor Module Data

    ** Ci and Li do not include the capacitance/inductance of cables to and from T.VIS E-20. 5.2.4.2 Sensor module data Intrinsically safe wiring Errors in the intrinsically safe wiring can lead to serious explosions! ► PLEASE OBSERVE THE TERMINAL DESIGNATION IN CHAPTER 6.4.3.2 (PAGE 48) FOR INTRINSICALLY SAFE WIRING.

  • Page 43: General Technical Data

    (mW) (µH) (nF) (Resistively limited) T85°C ** Ci and Li do not include the capacitance/inductance of cables to and from T.VIS E-20. 5.2.5 General Technical Data Technical data: temperatures and compressed air supply Designation Description Control air According to ISO 8573-1:2001...

  • Page 44: Accessories

    Technical data and operating conditions Accessories Technical data: Designation Description Protection class EN 60529* Standard: IP66 – powerful water jets Optional: IP67 – Immersion Optional: IP69k– high pressure* Fitting position Any position EU-EMV - Directive 2014/30/EU Interference immunity for industrial EN ISO 61000-6-2: 2019 environments Radio frequency interference...

  • Page 45: Tool

    Technical data and operating conditions Tool Tool Hint! The tools used in the Ex-areas must comply with the ATEX directives and the Ex directives of the respective areas of application. The operator is responsible for this! List of tools Tool Material no.

  • Page 46: Equipment

    Technical data and operating conditions Equipment Equipment Technical data - equipment Equipment Material no. Item Number EU Type IECEx-Certification Number Examination Certificate Designation Designation Solenoid valve 24 V DC (+/- 10%), 0.6 W • IMQ 19 ATEX 001 X IECEx IMQ 21.0012X II 1G Ex ia IIC T6/T5/T4 Ga Ex ia IIC T6/T5/T4 Ga II 1G Ex ia IIC T6 Ga...

  • Page 47: Assembly And Installation

    Assembly and installation Safety precautions Assembly and installation Safety precautions Hazardous situations during installation can be avoided by safety-conscious and proactive behaviour of the personnel. For installation, the following principles apply: Only qualified personnel are allowed to set-up, install and commission the •...

  • Page 48: Control Top With 1 Solenoid Valve Or Without Solenoid Valve

    Before removing a sealing plug (23), make sure that the respective air connection is pressure-free! On most of the GEA Tuchenhagen valve types, solenoid valve Y1 internally guides the main control air through the switch bar into the main actuator. The external air connection Y1 is provided in addition.

  • Page 49: Control Top With 2 Solenoid Valves

    Before removing a sealing plug (23), make sure that the respective air connection is pressure-free! On most of the GEA Tuchenhagen valve types, solenoid valve Y1 internally guides the main control air through the switch bar into the main actuator. The external air connection Y1 is provided in addition.

  • Page 50: Control Top With 3 Solenoid Valves

    Assembly and installation Pneumatic connections 6.3.3 Control top with 3 solenoid valves Hint! To ensure sufficient compressed air supply to the process drives, a maximum of 2 solenoid valves are electrically controlled at the same time! It must be ensured that no simultaneous control of the drive or the lifting can take place at the same process valve! Only two solenoid valves may be operated at the same time The simultaneous operation of more than two solenoid valves will increase...

  • Page 51: Electrical Connections

    Before removing a sealing plug (23), make sure that the respective air connection is pressure-free! On most of the GEA Tuchenhagen valve types, solenoid valve Y1 internally guides the main control air through the switch bar into the main actuator. The external air connection Y1 is provided in addition.

  • Page 52: Overview

    Assembly and installation Electrical connections 6.4.1 Overview Fig.17 Danger Only allow properly qualified staff to carry out work on the electrical equipment. Prior to establishing electrical connections check the maximum permissible operating voltage. ► During work in potentially explosive areas, always follow the instructions on commissioning and maintenance.

  • Page 53: Electrical Wiring

    Assembly and installation Electrical connections Designation Description Conductor cross-section for connection up to 1.5 mm terminal strip Required cable diameter for cable gland Ø 6 mm - Ø 12 mm Hint! The electric cable must be long enough so that the control top can be removed via the switch bar! The cables must be suitable for use in the temperature range -20 °C to +60 °C!
  • Page 54 Assembly and installation Electrical connections Polarity of solenoid valves If the polarity is incorrect or reversed, the solenoid valves may be damaged and dangerous explosive situations may occur. ► DO NOT reverse the polarity. ► Always make the electrical connections carefully observing the correct +/- polarity marked on the solenoid valve coil.
  • Page 55 Assembly and installation Electrical connections Fig.18 Light-emitting diode A (LED A) Colour: green • Message: permanent light – valve in idle position (non-actuated position) Light-emitting diode B (LED B) Colour: yellow • Message: Permanent light - valve in end position (actuated position) 430BAL013985EN_6 25.04.2023...

  • Page 56: Wiring Diagram T.vis

    Control top T.VIS E-20 (Ex-area) Fig.19 Key to the wiring plan Position Description WD.1 Sensor module T.VIS E-20/Ex mat.no. 221-589.91 WD.2 Two NAMUR-sensors S1 and S2 max. three solenoid valves 12VDC/Ex mat no. 512-177 WD.3 or 24VDC/Ex mat no. 512-174 Switch isolator for the connection of one NAMUR sensor WD.4...

  • Page 57: 6.4.3.4 Execution And Verification Of The Connection Of Internal And External Circuits

    Assembly and installation Visual Display The valve control modules limit current and voltage in the event of a fault, which allows the solenoid valves to be operated "intrinsically safe" and thus guarantee separation between Ex and non-Ex areas. 6.4.3.4 Execution and verification of the connection of internal and external circuits For internal and external connections, the intrinsically safe circuits are defined by the sensor module and its designation.

  • Page 58: Illuminated Dome

    This chapter describes how the control top is installed and removed on actuators of different valve types. Observe the following notes when doing so. Notice The installation of the control top T.VIS E-20 is only permitted on valves in vertical position! Any installation other than this will void the operating license! ►...
  • Page 59 The T.VIS E-20 is earthed by mounting it on the corresponding valves. The conductive contact bridge to earth is established by installing the mounting surface of the T.VIS E-20 flush with the mounting surface of the valve actuator. Both components are clamped by two half rings.

  • Page 60: Mounting Varivent Valve Or Stericom Valve Types N_A/D, R

    Tighten the clamp connection (15) and screws (39) to a torque of 1 Nm. Align the pneumatic and electrical connections in accordance with the valve block configuration. Close air connection Y1 with a sealing plug (23), since the air is guided inside the T.VIS E-20 control top. 430BAL013985EN_6 25.04.2023...
  • Page 61 Assembly and installation Mounting the control top to different valves Fig.23 Carry out commissioning, see Chapter 7, Page 74. ® Done. 430BAL013985EN_6 25.04.2023...

  • Page 62: Mounting To A Butterfly Valve T-Smart 8000

    Assembly and installation Mounting the control top to different valves 6.6.2 Mounting to a Butterfly Valve T-smart 8000 Requirement: Pay attention not to kink the air hoses when mounting the control top. • Notice The permanent magnet on the switch bar is fragile. Damage to the permanent magnet.
  • Page 63 Align the pneumatic and electrical connections in accordance with the valve block configuration. Close the air connection Y1 with a sealing plug (23) since the control top T.VIS E-20 has an inner air duct. Fig.25 Carry out commissioning, see Chapter 7, Page 74.

  • Page 64: Mounting To A Butterfly Valve T-Smart 7 And A Mixproof Butterfly Valve T-Smart 9

    Tighten the half rings (15) and screws (39) to a torque of 1 Nm (0.7 lbft). Align the pneumatic and electrical connections in accordance with the valve block configuration. Close air connection Y1 with a sealing plug (23), since the air is guided inside the T.VIS E-20 control top. 430BAL013985EN_6 25.04.2023...
  • Page 65 Assembly and installation Mounting the control top to different valves Fig.27 Carry out commissioning, see Chapter 7, Page 74 ® Done. 430BAL013985EN_6 25.04.2023...

  • Page 66: Mounting To Ecovent Valves N_Eco And W_Eco

    Assembly and installation Mounting the control top to different valves 6.6.4 Mounting to ECOVENT Valves N_ECO and W_ECO Requirement: Pay attention not to kink the air hoses when mounting the control top. • Notice The permanent magnet on the switch bar is fragile. Damage to the permanent magnet.
  • Page 67 Assembly and installation Mounting the control top to different valves Align the pneumatic and electrical connections in accordance with the valve block configuration. ! As the air is guided inside the T.VIS control module (B), connection A.4.2 on the actuator is closed. Fig.29 Carry out commissioning, see Chapter 7, Page 74.

  • Page 68: Mounting To Vesta Valve H_A/M

    Assembly and installation Mounting the control top to different valves 6.6.5 Mounting to VESTA Valve H_A/M Requirement: Pay attention not to kink the air hoses when mounting the control top. • Notice The permanent magnet on the switch bar is fragile. Damage to the permanent magnet.
  • Page 69 Assembly and installation Mounting the control top to different valves As internal air guiding is not possible on VESTA valves, connect the air connection (Y1) on the control top to connection A4.2 on the actuator with an air hose (L). Carry out commissioning, see Chapter 7, Page 74.

  • Page 70: Mounting To Valve N_/E Or W_/E Or Stericom Valve

    Assembly and installation Mounting the control top to different valves 6.6.6 Mounting to Valve N_/E or W_/E or STERICOM Valve Requirement: Pay attention not to kink the air hoses when mounting the control top. • Notice The permanent magnet on the switch bar is fragile. Damage to the permanent magnet.
  • Page 71 Assembly and installation Mounting the control top to different valves Screw the switch bar T.VIS (1) into the adapters T.VIS E / SHO (139) and tighten with jaw wrench at (1.2), torque 2 Nm. Place the control top over the T.VIS switch bar (1) and on the actuator. Tighten the clamp connection (15) with screws (39) at a torque of 1 Nm.

  • Page 72: Fitting To An Aseptomag Valve

    Assembly and installation Mounting the control top to different valves 6.6.7 Fitting to an ASEPTOMAG Valve Requirement: Pay attention not to kink the air hoses when mounting the control top. • Notice The permanent magnet on the switch bar is fragile. Damage to the permanent magnet.

  • Page 73: Replacing Control Tops

    When a valve is used with the wrong type of switch bar, there is a risk of injury as the spring tension can suddenly be released. ► When replacing a predecessor model with a control top T.VIS E-20 the switch bar must always be replaced! 430BAL013985EN_6 25.04.2023...

  • Page 74: Start-Up

    Start-up Safety precautions Start-up Safety precautions Initial commissioning For initial commissioning, the following principles apply: Take protective measures against dangerous contact voltages in accordance • with pertinent regulations. The control top must be completely assembled and correctly adjusted. All • screw connections must be securely tightened.

  • Page 75: Service Function

    If maintenance must be conducted on a process valve that is fitted with a control top T.VIS E-20, the valve core must be pulled out of the housing. For this purpose, the valve disk pretension of the process valve must be relieved by actuating the main actuator.

  • Page 76: Adjusting Sensors On The Control Top

    Start-up Adjusting sensors on the control top Adjusting sensors on the control top Adjusting the sensors Caution! ► When actuating the valve for adjusting the sensor or for checking the switching function, make sure that no media are inside the valve. Caution! ►...

  • Page 77: Spring-Closing Valves

    Start-up Adjusting sensors on the control top Fig.37: Control top shown without pneumatic block 7.5.1 Spring-closing valves This chapter describes the adjustment of the sensor for the following valves: VARIVENT, ECOVENT, STERICOM valves except valve type U for actuator – selection "Z or NC": rest position of the valve spring-closing VARIVENT valve type U with actuator selection "A or NO": rest position of the –...
  • Page 78 Start-up Adjusting sensors on the control top Move sensor S1 into the detection range (3) of the target by turning spindle A to the right (clockwise) until the green LED A starts to light up slightly (orange line spindle in Fig. 36). To adjust tolerance depending on the valve type from the beginning of LED A illumination, complete the necessary spindle rotation by turning to the right (clockwise) in accordance with Table 1 (green line in fig.36).

  • Page 79: Spring-Opening Valves

    Start-up Adjusting sensors on the control top To adjust tolerance depending on the valve type from the beginning of LED B illumination, complete the necessary spindle rotation by turning to the left (anti-clockwise) in accordance with Table 1 to add the necessary tolerance allowance (green line in Fig.
  • Page 80 Start-up Adjusting sensors on the control top Fig.40 Assignment: Sensor *1 LED colour Spindle Green Yellow *1 see wiring diagram at the terminal strip Table 2 Description of the function of the terminal strips Intrinsically safe Terminal strip Designation Functional description circuit Sensor S1 Sensor S2+...
  • Page 81 Start-up Adjusting sensors on the control top Table 2 Description of the function of the terminal strips Intrinsically safe Terminal strip Designation Functional description circuit Solenoid valve Y2 Pilot valve Y2+ Internal connection solenoid valve L+ (red wire) Pilot valve Y2- Internal connection solenoid valve L- (black wire) Solenoid valve Y3 Pilot valve Y3+...
  • Page 82 Start-up Adjusting sensors on the control top Changing the wiring of sensor S1 and S2 in accordance with Table 2 Requirement: ® Switch off the supply voltage Carry out the following steps: Loosen both wires of sensor S1 and S2 from the terminal strip S1+/S1- and S2+/S1- using a flat-blade screwdriver.
  • Page 83 Start-up Adjusting sensors on the control top Fig.41: X = signal curve sensor / Y = current course curve (LED brightness) Move the valve to the actuated end position (see “Control top with solenoid valves” page 26)! Adjusting sensor S2 Carry out the following steps: Loosen lock nut M5 S2.1 using jaw wrench AF 8 in counter-clockwise direction.
  • Page 84 Start-up Fig.42: X = signal curve sensor / Y = current course curve (LED brightness) 430BAL013985EN_6 25.04.2023...

  • Page 85: Operation And Control

    Operation and control Safety precautions Operation and control Safety precautions Dangerous situations during operation can be avoided by safety-conscious and proactive behaviour of the personnel. For operation, the following principles apply: Monitor the component during operation. • Safety devices must not be changed, removed or taken out of service. Check •...

  • Page 86: Cleaning

    Cleaning Cleaning Cleaning Cleaning Observe the safety data sheets supplied by the detergent manufacturers. Only use detergents which are not aggressive towards synthetic materials and the sealing materials used and which are non-abrasive. Regular cleaning should be carried out to prevent the accumulation of dust on the surface when the product is used and maintained in a dusty environment! 430BAL013985EN_6 25.04.2023...

  • Page 87: Servicing

    Servicing Safety instructions Servicing Hint! Please check the components on a regular basis. Depending on the degree of contamination in the environment, inspection intervals should be carried out at corresponding regular intervals. Pay particular attention to the functionality of sealing components such as gaskets, check valves, filters, silencers and membranes.
  • Page 88 Servicing Safety instructions Check pipes are firmly secured, also check for leaks and damage. • Check that all emergency stop devices are working correctly. • Disassembly For disassembly, the following principles apply: Only qualified personnel are allowed to dismantle the component. •...

  • Page 89: Inspections

    Servicing Inspections 10.2 Inspections Checking parts are firmly secured Fig.43 Air hose connections Cable connections at the sensor module Screw connection between sensor module (43) and base (5) Clamp (15) Lock nut on the sensor Screw connection to the base (5) and in the sensor module terminal strip (43) Cap nut of the cable gland (24.1) Screw connection between cap (7) and base (5).

  • Page 90: Disassembly

    Servicing Disassembly Done ® 10.3 Disassembly 10.3.1 Removing the Control Top from the Valve Fig.44 Requirement: Make sure that the solenoid valve is not actuated. • Hint! The pneumatic and electrical connections can remain on the control top. Carry out the following steps: Release the screw connection (39) and remove the clamp ring (15).

  • Page 91: 10.3.2.2 Removing The Cap

    Servicing Disassembly 10.3.2.2 Removing the Cap Fig.45 Danger Electrical voltage Danger to life ► Switch off the , voltage supply and the control air before removing the control top. Carry out the following steps: Undo the 3 screws (25) of the cap (7) and remove the cap (7) from the base (5).

  • Page 92: 10.3.2.3 Removing The Solenoid Valves And The Valve Plate

    Servicing Disassembly 10.3.2.3 Removing the Solenoid Valves and the Valve Plate Fig.46 Requirement: Observe the assignment of cables between the solenoid valve and the sensor • module – solenoid valve Y1 to be connected to terminal Y1+/Y1-. Only use solenoid valves specified in chapter “Technical data”. •...

  • Page 93: 10.3.2.4 Removing The Sensor Module

    Servicing Disassembly Fig.47 10.3.2.4 Removing the sensor module Fig.48 Carry out the following steps: Disconnect all cables from the connection terminals of the sensor module (43). Unscrew and remove all screws (57) with washers (18). Remove the sensor module (43) from the base (5). ®...

  • Page 94: Installation

    Servicing Installation Fig.49 Pull off the pneumatic block (8). Change the 6 O-rings (42) of the base (5). Replace the O-ring (55). The pneumatic block is removed. ® Done ® 10.4 Installation Ensure that the connection is firmly seated. A tight fit of all connections is required for dust protection. ►...

  • Page 95: Install Pneumatic And External Connections

    Servicing Installation Designation Tightening torque Comments Sound absorber 2.0 Nm Sealed opening to the atmosphere Screws, pneumatic 1.5 Nm block Screws, solenoid 0.8 Nm valves 10.4.1 Install pneumatic and external connections Fig.50 Designation Tightening torques Screw-in plug connection 2.0 Nm Sound absorber 2.0 Nm Locking screw...
  • Page 96 Servicing Installation Hint! Use the following pneumatic block type on ASEPTOMAG valves: Pneumatic block T.VIS-15/ 3PV/ASG material no. 221-646.92 Fig.51 Carry out the following steps: Fit the 6 O-rings (42) into the base (5). Fit the O-ring (55). Fitting the pneumatic block (8): First tighten screw (57.1), then screw (57.2): tightening torque 1.5 Nm (1.0 lbft).

  • Page 97: Mounting The Sensor Module

    Servicing Installation 10.4.3 Mounting the sensor module Fig.52 Carry out the following steps: Insert the sensor module into the base (5) by fitting the dovetail guide in the correct position. Fit all screws (57), checking that the self-adhesive washers (18) are fitted. ®...

  • Page 98: Connect Internal Wiring

    Servicing Installation Fig.53 Carry out the following steps: Fit the solenoid valves (63) and the valve plate (65) to the pneumatic block (8) by tightening the screws (66). The solenoid valves and the valve plates are mounted. ® Done ® Fig.54 10.4.5 Connect internal wiring...
  • Page 99 Servicing Installation Execution of the connection of internal circuits. The standards for the electrical installation of intrinsically safe circuits according to EN 60079-11 must be observed. ► Check the cables for tight fit. ► Check distance between non-insulated strands of at least 3.0 mm to earthed parts.

  • Page 100: Maintenance

    Servicing Maintenance Connect the solenoid valve (solenoid valve) Y1, Y2 and Y3 to the terminal strip of the sensor module (43) according to the existing number of solenoid valves. ® The sensors and solenoid valves are connected. ® Done 10.5 Maintenance 10.5.1 Replacing the Seals on the Base...

  • Page 101: Mounting Cap

    Servicing Check that the control air can exit freely from the sound absorbers (21, 26), filter (5.1), exhaust air throttle (21.1) and non-return valve (26.1) and replace the parts if necessary. ® Done 10.5.3 Mounting cap Ensure that the base and cap is firmly seated. A tight fit of the base and cap is required for dust protection.

  • Page 102: Alarms

    Alarms Malfunctions and remedies Alarms 11.1 Malfunctions and remedies In the event of malfunctions immediately deactivate the valve and secure it against inadvertent reactivation. Malfunctions may only be remedied by qualified staff, who must observe the safety precautions. Malfunction, signalling, cause, remedy Malfunction Signalling Cause...

  • Page 103: Decommissioning

    Decommissioning Safety instructions Decommissioning 12.1 Safety instructions For shutting down, the following principles apply: Switch off the compressed air. • Switch off the component with the main switch. • Padlock the main switch (if fitted) in the off position to prevent it from being •...

  • Page 104: Spare Parts List - Control Top T.vis

    Spare parts list - control top T.VIS E-20 Spare parts list - control top T.VIS E-20 Hint! This product is designed for use in potentially explosive areas and is subject to the applicable certification. Accordingly, and especially for safety reasons, individual spare parts are only available for selected components.
  • Page 105 A-20 with cable connection and air connection with metric connections Order code TE20R...E Item Designation Material TE20N...E TE20I...E TE20L...E TE20J...E Switch bar T.VIS M-15 and T.VIS E-20 see separate spare parts list 221ELI010734DE Base T.VIS E-20 PA12 CF20/ 221-770.59 221-770.59 221-770.59 GF10 Filter 221-003869 221-003.869 221-003869 Screw-in plug connection G1/8"-6/4...
  • Page 106 E-20 with metric cable connection and air connections with inch connections Order code TE20R...N Item Designation Material TE20N...N TE20I...N TE20L...N TE20J...N Switch bar T.VIS M-15 and T.VIS E-20 see separate spare parts list 221ELI010734DE Base T.VIS E-20 PA12 CF20/ 221-770.59 221-770.59 221-770.59 GF10 Filter 221-003869 221-003.869 221-003869 Screw-in plug connection G1/8"- 6.35...
  • Page 107 Designation Material Material no. Options Pneumatic block 3PV/ASG PA12 CF20/ 221-646.92 to be used in control top T.VIS E-20 for ASEPTOMAG GF10 valves 21.1** Throttle valve G 1/8 Brass/nickel- 603-042 to reduce the closing speed main stroke (air outlet with plated sound absorber pos.

  • Page 108: Dimension Sheet - Control Top T.vis

    Dimension sheet - control top T.VIS E-20 Dimension sheet - control top T.VIS E-20 Fig.58 430BAL013985EN_6 25.04.2023...
  • Page 109 Dimension sheet - control top T.VIS E-20 Assignment of Y1, Y2, Y3, E1, E2 and P refer to the Operating Instructions Control Top T.VIS E-20 X= supply voltage, electric actuation and feedback Z = View without hood 430BAL013985EN_6 25.04.2023...

  • Page 110: Appendix Lists

    Appendix Lists Appendix 15.1 Lists 15.1.1 Abbreviations and terms Abbreviation Explanation British Standard Unit of measurement of pressure [bar] All pressure data expressed in [bar/psi] is assumed to be gauge pressure [barg/psig] unless explicitly specified otherwise. approx. approximately °C Unit of measurement of temperature [degree Celsius] Unit of measurement of volume [cubic decimetre] Standard volume (standard litre) DIN nominal width...
  • Page 111 Appendix Abbreviation Explanation Metric Unit of measurement of work [newton metre] Specification of torque 1 Nm = 0.737 lbft Pound-Force (lb) + Feet (ft) Polyamide PE-LD Low-density polyethylene Polytetrafluoroethylene America measurement for pressure [Pound-forse per square inch] All pressure data expressed in [bar/psi] is assumed to be gauge pressure [barg/psig] unless explicitly specified otherwise.

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