SICK WT34-V210 high performance compact photoelectric sensor

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December 17, 2025
Category Connection: SICK Instruments
Brief: Step into our short showcase to explore the SICK WTB9-3N1161 photoelectric sensor's standout capabilities. In this video, you'll see a detailed demonstration of its high-precision diffuse reflection with background suppression, learn how the visible PinPoint LED ensures reliable detection, and discover its robust IP69K-rated construction for harsh industrial environments.
Related Product Features:
  • Features diffuse reflection with background suppression for precise object detection.
  • Utilizes a 650nm visible red PinPoint LED with a 100,000-hour lifespan.
  • Offers a detection range of 20-350mm for white targets and 20-200mm for dark targets.
  • Provides a compact light spot size of Ø4.5mm at 75mm distance for accurate sensing.
  • Operates on a 10-30V DC supply voltage with low current consumption of ≤30mA.
  • Includes NPN output with selectable light/dark switching and up to 100mA output current.
  • Delivers fast response time of <0.333ms and a high switching frequency of 1,500Hz.
  • Rated IP69K for reliable performance in demanding and harsh industrial conditions.
Faqs:
  • What is the detection range of the SICK WTB9-3N1161 sensor?
    The sensor has a detection range of 20-350mm for a white target with 90% reflectivity and 20-200mm for a dark target with 6% reflectivity.
  • What type of output does this photoelectric sensor provide?
    It features an NPN output type with selectable light or dark switching and a maximum output current of 100mA (50mA when temperature exceeds 50°C).
  • Is the SICK WTB9-3N1161 suitable for harsh industrial environments?
    Yes, it is built with an IP69K protection rating, making it highly resistant to dust, moisture, and high-pressure water jets, ideal for demanding applications.
  • What is the lifespan of the light source used in this sensor?
    The sensor uses a 650nm visible red PinPoint LED with an exceptionally long lifespan of 100,000 hours.