Stahl 8074/2 Series Manual
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Stahl 8074/2 Series Manual

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Position Switches
Series 8074/2
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Summary of Contents for Stahl 8074/2 Series

  • Page 1 Manual Additional languages www.r-stahl.com Position Switches Series 8074/2...

  • Page 2: Table Of Contents

    Contents General Information ....................3 Manufacturer .......................3 Information about the Manual ................3 Further Documents .....................3 Conformity with Standards and Regulations ............3 Explanation of the Symbols ................4 Symbols used in this Manual ................4 Warning Notes ....................4 Symbols on the Device ..................5 Safety Notes .......................5 Storage of the Manual ..................5 Personnel Qualification ..................5 Safe Use ......................6...

  • Page 3: En En En

    • Operating instructions For documents in further languages, see www.r-stahl.com. Conformity with Standards and Regulations See certificates and EU Declaration of Conformity: www.r-stahl.com. The device has IECEx approval. For certificate please refer to the IECEx homepage: http://iecex.iec.ch/ Further national certificates can be downloaded via the following link: https://r-stahl.com/en/global/products/support/downloads/.

  • Page 4: Explanation Of The Symbols

    Explanation of the Symbols Explanation of the Symbols Symbols used in this Manual Symbol Meaning Tips and recommendations on the use of the device Danger due to explosive atmosphere Danger due to live components Warning Notes Warnings must be observed under all circumstances, in order to minimize the risk due to construction and operation.

  • Page 5: Symbols On The Device

    Specialists who perform these tasks must have a level of knowledge that meets applicable national standards and regulations. Additional knowledge is required for tasks in hazardous areas! R. STAHL recommends having a level of knowledge equal to that described in the following standards: •...

  • Page 6: En 3.3 Safe Use

    • Use the device in accordance with its intended and approved purpose only. • Always consult with R. STAHL Schaltgeräte GmbH if using the device under operating conditions not covered by the technical data. • Make sure that the device is not damaged.

  • Page 7: Function And Device Design

    Function and Device Design Function and Device Design DANGER Explosion hazard due to improper use! Non-compliance results in severe or fatal injuries. • The device may only be used according to the operating conditions described in this manual. • Use the device only for the intended purpose specified in this manual.

  • Page 8: En 5 Technical Data

    Technical Data Technical Data Explosion Protection Global (IECEx) Gas and dust IECEx BVS 16.0085 Ex d e IIC T6 ... T5 Gb Ex tb IIIC T80°C Db Europe (ATEX) Gas and dust BVS 05 ATEX E 007 E II 2 G Ex d e IIC T6 ... T5 Gb E II 2 D Ex tb IIIC T80°C Db Certifications and certificates Certificates...
  • Page 9 Technical Data Technical Data Version 8074/2-.-AZ-20 Electrical data Rated operational 8074/2-.-AZ-20 voltage U Alternating voltage: 250 V AC Direct voltage: 230 V DC Rated operational max. 6 A: -20 °C < Ta < +60 °C, 250 V AC; current I max.
  • Page 10 Technical Data Technical Data Contact Version Slow-action Snap-action Slow-action contact, contact contact overlapping 08667E00 08668E00 08675E00 8074/2-1 8074/2-2 8074/2-5 Caution: The positive opening operation ¯ function depends on 08669E00 8074/2-3 the actuator Contact arrangement 2-pole, galvanically separated with double break Contact opening ) 1.5 mm (isolating distance ) 3 mm) Material...
  • Page 11 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 12 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 13 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 14 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 15 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 16 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 17 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 18 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 19 Technical Data Technical data Operation, operating speed, switching travel or switching angle Actuator type Actuation Schematic Nominal switching travel or Mini- switching angle force/ torque Type 8074/2 V = Max. operating ¯ = Positive ■ Closed contact speed opening Open contact á...
  • Page 20 17 N 8074/2-.-AZ-20 19010E00 07695E00 8074/2-3: 19011E00 07697E00 Note: Depiction of the switching travel when the actuator is engaged. The actuators must be ordered separately. 18815E00 For further technical data, see www.r-stahl.com. Position Switches 257036 / 807460300070 Series 8074/2 2018-07-04·HB00·III·en·03...

  • Page 21: Transport And Storage

    Transport and Storage Transport and Storage • Transport and store the device only in the original packaging. • Store the device in a dry place (no condensation) and vibration-free. • Do not drop the device. Mounting and Installation The device is approved for use in gas explosion hazardous areas of Zones 1 and 2 and dust explosion hazardous area of Zones 21 and 22 and in safe areas.

  • Page 22: Dimensions / Fastening Dimensions

    Mounting and Installation Dimensions / Fastening Dimensions Dimensional drawings (all dimensions in mm [inches]) – Subject to modifications 19088E00 18928E00 Position switch 8074/2 Straight actuator for safety switch 18930E00 18929E00 Bent actuator for safety switch Movable actuator for safety switch Position Switches 257036 / 807460300070 Series 8074/2...

  • Page 23: Mounting / Dismounting, Operating Position

    Mounting and Installation Mounting / Dismounting, Operating Position 7.2.1 Actuator Overview 18920E00 18917E00 18918E00 18915E00 18921E00 Plunger Roller plunger Misalignment Long rotary lever Roller lever 8074/2-.-W-40 8074/2-.-R-40 switch 8074/2-.-DL-40 8074/2-.-WH-40 8074/2-.-SR-40 18922E00 18913E00 18916E00 18914E00 18912E00 Parallel roller lever Rotary lever Adjustable Rod lever Safety switch...
  • Page 24 Mounting and Installation 7.2.2 Actuator Assembly • Place the actuator in the desired position on the end switch. Can be rotated 90° in 4 different ways. • Tighten the actuator using 4 screws and with a torque of 1 to 1.5 Nm. 19086E00 7.2.3 Wall Mounting •...

  • Page 25: Installation

    Mounting and Installation Installation DANGER Explosion hazard due to improper installation or operation! Non-compliance results in severe or fatal injuries. • Do not use position switch as a mechanical stop. • Protect it from changing position when used with a safety function. Operation under difficult conditions, such as, in particular, on ships, requires additional measures to be taken for correct installation, depending on the place of use.
  • Page 26 Mounting and Installation 7.3.3 Snap Switch Connection (for 8074/2-2-...) • Loosen the enclosure cover screw. • Remove the enclosure cover. 19021E00 • Remove insert (e.g. using a screwdriver). 19022E00 • Strip the 6 mm connection line. • Do not damage the conductor when removing the insulation.
  • Page 27 Mounting and Installation • Close the enclosure using the enclosure cover. • Fasten the enclosure cover with a torque of 1.5 to 2 Nm. 19016E00 7.3.4 Slow-Action Circuit Connection • Loosen the enclosure cover screw. • Remove the enclosure cover. 19021E00 •...
  • Page 28 Mounting and Installation • Remove the contact block. 19018E00 • Strip the 6 mm connection line. • Do not damage the conductor when removing the insulation. 18599E00 • Connect the connection line to the terminal on the contact block using a torque of 0.4 Nm.

  • Page 29: Commissioning

    Commissioning 7.3.5 Cable Entry Assembly Cable entry assembly, see Brief Instructions attached. Commissioning DANGER Explosion hazard due to incorrect installation! Non-compliance results in severe or fatal injuries. • Check the device for proper installation before commissioning. • Comply with national regulations. Before commissioning, ensure the following: •...

  • Page 30: En 9.2 Overhaul

    • Only return or package the devices after consulting R. STAHL! Contact the responsible representative from R. STAHL. R. STAHL's customer service is available to handle returns if repair or service is required. • Contact customer service personally. • Go to the www.r-stahl.com website.

  • Page 31: Cleaning

    Malfunction or damage to the device due to the use of non-original components. Non-compliance can result in material damage. • Use only original accessories and spare parts from R. STAHL Schaltgeräte GmbH. For accessories and spare parts, see data sheet on our homepage www.r-stahl.com.

This manual is also suitable for:

8074/2-w8074/2-r8074/2-sr8074/2-dl8074/2-wh8074/2-wph ... Show all

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