Standard version

Ex position switch

ExM 14 WPH 1Ö/1S - 5m / -40°C

Article no.: 1338176

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Product features

Ex
  • Cold-resistant down to -40 °C

  • Ex zone 1 and 21

  • Thermoplastic enclosure with cable

  • Mounting details to EN 50047

  • Suitable for in-line mounting

  • Actuator: Parallel roller lever with collar WPH

  • Actuating speed max. 0.5 m/s with a vertical actuating angle of 30°

  • Wear-resistant plastic roller

  • Watertight collar for protection against penetration of dirt

  • Attention: Please state required international approvals with your order!

    Technical data

    Applied standards

    EN 60947-5-1, EN IEC 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1, EN ISO 14119

    Enclosure

    thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0

    Degree of protection

    IP65 (EN IEC 60079-0 + IEC/EN 60529)
    IP66 (IEC/EN 60529)

    Contact material

    silver

    Switching system

    snap action

    Switching elements

    1 NC/1 NO contact, type Za

    Connection

    cable BETAflam 145 flex

    Cable cross-section

    4 x 0.75 mm² (incl. conductor ferrules)

    Cable length

    5 m

    Rated impulse withstand voltage Uimp

    4 kV

    Rated insulation voltage Ui

    250 V

    Conventional thermal current Ithe

    5 A

    Rated operating current/voltage Ie/Ue

    5 A/250 VAC; 0.25 A/230 VDC

    Utilisation category

    AC-1; DC-1

    Short-circuit protection

    5 A gG/gN fuse

    Safety class

    II

    Ambient temperature

    –40 °C … +60 °C

    Mechanical life

    > 1 million operations

    Operation cycles

    max. 1800/h

    Repeat accuracy of switching points

    ± 0.1 mm

    Contact opening

    max. 2 x 4 mm

    Ex marking

    L II 2G   Ex db IIC T6 Gb,
    L II 2D   Ex tb IIIC T80 °C Db

    Approvals

    PTB 00 ATEX 1006 X
    IECEx PTB 13.0019X

    Weight

    420 g

    Downloads

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    Mounting and wiring instructions – Ex 14 / ExM 14

    German, English, French, Italian, Portuguese

    PDF5 MB 13.11.2025

    Variants / Options

    The following variants / options are available on request:

    • Cable entry on side

    • Gold-plated contacts

    • Contact overlapping (only slow action)

    • Latching element (On-/Off principle)

    • Cold-resistant version down to -40 °C

    • Special version only for dust Ex zone 22

    to your contact persons
    Standard version

    Ex position switch

    ExM 14 WPH 1Ö/1S - 5m / -40°C

    Article no.: 1338176

    contact us