Banner Through Beam Photoelectric Sensor Block Style 30 m Detection Range NPN/PNP Output IP67

Banner SM31ELQD Through Beam Photoelectric Sensor is a block style sensor designed for industrial automation, control, and material handling applications requiring reliable and precise object detection over distances up to 30 meters. This model belongs to the renowned Mini-Beam SM312 series known for its compact size and high performance.

The sensor features a robust thermoplastic polyester housing with an 18 mm threaded lens front, allowing easy secure screw mounting in diverse machine and factory environments. Equipped with an LED light source and capable of bipolar output configurations (NPN/PNP) with selectable light-on or dark-on modes, this sensor offers flexible integration with a wide range of control systems.

Engineered for durability and versatility, it operates effectively within an ambient temperature range of -20°C to 70°C and offers IP67 ingress protection to withstand dust and water splash, making it suitable for industrial, laboratory, HVAC, manufacturing, and commercial automation uses.

Its rapid 1 ms response time ensures quick detection ideal for high-speed conveyor systems, registration mark detection, bottle conveying, and baggage handling. The sensor also includes multi-function indicator LEDs facilitating straightforward setup and operational monitoring. Electrical protection and compliance with IEC standards enhance reliability in challenging industrial environments.

Package contents include the Banner SM31ELQD sensor module, typically supplied with mounting bracket; retro-reflective models additionally come with a reflector (please verify model specifics when ordering).

Compact Mini-Beam SM312 Series design suitable for various applications. Offers both NPN and PNP bipolar output with light-on and dark-on functions. Thermoplastic Polyester housing ensures durable and robust operation. Mounts easily using screw fixing with an 18 mm threaded lens.

Operates reliably within -20°C to 70°C temperature range. LED light source provides consistent and accurate detection. Responds rapidly with a response time of 1 ms. Maximum detection distance up to 30 meters through beam sensing.

Equipped with multi-function LEDs for easy setup and monitoring. Fully IEC standard compliant with electrical protection and IP67 environmental protection.

This Banner Photoelectric Sensor is ideal for industrial automation, manufacturing process control, laboratory instrumentation, and HVAC system monitoring where reliable, fast, and precise object sensing is critical. It supports a wide variety of applications including assembly lines, packaging, quality control, and material transport systems.

Explore more sensors and automation solutions within the well-established Banner product range for enhanced performance and reliability in your industrial and commercial projects.