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www.mysick.com Photoelectric sensors W18-3, Photoelectric retro-reflective sensor, autocollimation WLF18-3K430

Photoelectric sensorsAAAAAAAAAAAAA© SICK AG. Subject to change without notice.AAAAAAAAAAAAA3/8/2016 3:49:26 AM Photoelectric sensors W18-3, Photoelectric retro-reflective sensor, autocollimation 1) 2) PL80A 3) Average service life of 100,000 h at TA = +25 °C Type > WLF18-3K430 Part No. > 1028428 At a glance Sender LED with visible red light• Autocollimation optics with polarizing filter• Immune to ambient light• Optional alarm output provides a pre-warning in case of contamination• Rugged plastic housing• Your benefits Quick installation due to highly visible red light and preset sensitivity• Reliable detection of objects without blind zones due to autocollimation optics and a polarizing filter Crosstalk and ambient light immunity reduce false readings and downtime• High availability in the field, optional alarm output provides quick diagnostics information Illustration may differ

Features

Sensor/detection principle: Photoelectric retro-reflective sensor, autocollimation Dimensions (W x H x D): 17.6 mm x 75.5 mm x 33.5 mm Housing design (light emission): Rectangular Sensing range max.: 0 m ... 7 m 1) Sensing range: 0 m ... 5 m 2) Type of light: Visible red light Light source: LED 3) Alarm output: - Health output: - Angle of dispersion: 1.8 ° Light spot size (distance): Ø 40 mm (2 m) Continuous threshold adaption: - Mechanics/electronics Supply voltage: 10 V DC ... 30 V DC 1) Ripple: < 5 Vpp 2) Power consumption: 40 mA 3) Output type: PNP Output function: Complementary

Photoelectric sensorsAAAAAAAAAAAAA© SICK AG. Subject to change without notice.AAAAAAAAAAAAA3/8/2016 3:49:26 AM 1) Limit values, operation in short-circuit protected network max. 8 A 2) May not exceed or fall short of VS tolerances 3) Without load 4) Signal transit time with resistive load 5) With light/dark ratio 1:1 6) A = VS connections reverse-polarity protected 7) C = interference suppression 8) D = outputs overcurrent and short-circuit protected Switching mode: Light/dark switching Output current Imax.: 100 mA Response time: < 500 µs 4) Switching frequency: 1,000 Hz 5) Connection type: M12, 4-pin male connector Circuit protection::: A, C, D 6) 7) 8) Weight: 40 g Polarisation filter: - Special device: - Housing material: ABS, Plastic Optics material: PMMA Enclosure rating: IP 67 Ambient operating temperature: -40 °C ... +60 °C Ambient storage temperature: -40 °C ... +75 °C UL File No.: NRKH.E181493 & NRKH7.E181493 Dimensional drawing

Photoelectric sensorsAAAAAAAAAAAAA© SICK AG. Subject to change without notice.AAAAAAAAAAAAA3/8/2016 3:49:26 AM Connection diagram Characteristic curve

Photoelectric sensorsAAAAAAAAAAAAA© SICK AG. Subject to change without notice.AAAAAAAAAAAAA3/8/2016 3:49:26 AM Sensing range diagram Connection type

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