SICK WL34-B440 Compact photoelectric sensor

  • Features
    Functional principle Photoelectric retro-reflective sensor
    Functional principle detail Dual lens
    Dimensions (W x H x D) 27 mm x 92 mm x 70 mm
    Housing design (light emission) Rectangular
    Sensing range max. 0.03 m … 22 m 1)
    Sensing range 0.03 m … 22 m 1)
    Type of light Visible red light
    Light source LED 2)
    Light spot size (distance) Ø 250 mm (15 m)
    Wave length 660 nm
    Adjustment Potentiometer
    • 1) Reflector PL80A.
    • 2) Average service life: 100,000 h at TU = +25 °C.
  • Mechanics/electronics
    Supply voltage 10 V DC … 30 V DC 1)
    Ripple < 5 Vpp 2)
    Current consumption 50 mA
    Switching output NPN

    PNP

    Switching mode Light switching

    Dark switching

    Switching mode selector Selectable via PNP/NPN selector, selectable via light/dark selector
    Output current Imax. ≤ 100 mA
    Response time ≤ 500 µs 3)
    Switching frequency 1,000 Hz 4)
    Time functions Off delay

    On delay

    Adjustable

    Delay time Adjustable via time delay selector switch, 0.5 s … 10 s
    Connection type Male connector M12, 4-pin
    Circuit protection 5)

    6)

    7)

    Protection class II 8)
    Weight 140 g
    Polarisation filter
    Housing material Plastic, ABS
    Enclosure rating IP67
    Test input sender off TE to 0 V
    Ambient operating temperature –40 °C … +60 °C
    Ambient temperature, storage –40 °C … +75 °C

    Datasheet

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