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Cylindrical metal sensor with M12 connector and potentiometer adjustment

Sick

Sick VL18-4N3340 Photoelectric retro-reflective sensor NPN

SKU CH-PKNV-MVVTY

Photoelectric retro-reflective sensor with 0.05 m to 3.7 m range, NPN output, M12 connector, IP67 metal housing, 10–30 V DC supply

  • Detects objects up to 3.7 m away
  • Red LED light source for visible alignment
  • NPN output with selectable light/dark switching
  • IP67 rated brass housing resists dust and water
  • Operates from –25 °C to +70 °C

Sick VL18-4N3340 Retro-Reflective Sensor

The Sick VL18-4N3340 is a photoelectric retro-reflective sensor designed for industrial automation and object detection tasks. It operates on a 10 V DC to 30 V DC supply and provides an NPN switching output suitable for PLC inputs and control systems.

Cylindrical Metal Housing with M12 Connector

The sensor features a cylindrical straight housing made of nickel-plated brass and plastic measuring 78 mm. An M12 4-pin male connector ensures a secure, quick-disconnect wiring method while the IP67 enclosure rating protects against dust and temporary immersion in harsh environments.

Sensing Range Up to 3.7 Metres

The maximum sensing range reaches 3.7 metres with a practical range of 3 metres using visible red LED light. A potentiometer allows sensitivity adjustment and the L/D control cable selects light or dark switching to match the application logic.

Highlights

  • Detects objects up to 3.7 m away
  • Red LED light source for visible alignment
  • NPN output with selectable light/dark switching
  • IP67 rated brass housing resists dust and water
  • Operates from –25 °C to +70 °C

Specifications

BrandSick
ModelSICK VL18-4N3340

Questions about this item

What sensing range does the retro-reflective sensor achieve?

The sensor detects objects from 0.05 m up to 3.7 m maximum, with a practical sensing range of 0.05 m to 3 m using visible red LED light.

What are the housing dimensions and mounting style?

The cylindrical straight housing measures 78 mm and features an M12 male connector for secure mounting in industrial environments.

How is the light/dark switching configured during installation?

Switching mode is selected via the L/D control cable; connect it to choose light or dark switching before powering the 10–30 V DC supply.

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