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Banner Engineering SM31ELQD photoelectric sensor

The SM31ELQD is a self-contained photoelectric sensor with an opposed-mode configuration, featuring one NPN and one PNP bipolar output. It belongs to the MINI-BEAM® DC-voltage sensor series 26952, designed for reliable performance when properly aligned and securely mounted. The sensor provides protection against false pulses during power-up, as well as overloads or short circuits on the outputs. Its robust housing is made of reinforced thermoplastic polyester, fully encapsulated with O-ring sealing, equipped with acrylic lenses and stainless steel screws. It includes a quick-disconnect connector, an 880 nm infrared LED, and has an IP67 protection rating, making it suitable for sensing and instrumentation applications, including medical devices.

Authorized Distributors
Source:Newark
Part No:SM31ELQD
Stock:8
Inv Date:06-08-2026
Price: Unit price: $97.02
Buy/RFQ:
Source:DigiKey
Part No:SM31ELQD
Stock:14
Inv Date:06-08-2026
Price: Unit price: $99
Buy/RFQ:
Part No:SM31ELQD
Stock:14
Inv Date:06-09-2026
Price: Unit price: $99
Buy/RFQ:
Part No:SM31ELQD
Stock:25
Inv Date:06-08-2026
Price: Unit price: $99.56
Buy/RFQ:

Banner Engineering SM31ELQD photoelectric sensor Specifications:

  • Supply Voltage: 10 to 30 V DC with less than 25 mA current
  • Output: Bipolar NPN/PNP, 150 mA max. each, open-collector transistor
  • Response Time: 1 millisecond, with optional 0.3 millisecond setting (reduces range)
  • Housing: Reinforced thermoplastic polyester, fully encapsulated, IP67
  • Connections: 4-conductor cables (2 m or 9 m) or Euro-Style quick disconnect
  • Operating Temperature: -20°C to +70°C
  • Protection: Reverse polarity and transient voltage protected
  • LED Indicators: Red LED for operational status, supervised by AID™ system
  • Construction: Acrylic lenses, stainless steel mounting hardware, gasketed seal
  • Environmental Rating: NEMA 1, 2, 3, 3S, 4, 4X, 6, 12, 13; IEC IP67
  • Dimensions: Diameter 63 mm, length includes mounting thread, suitable for robust industrial environment

Buy the Buy Banner MINI-BEAM SM31ELQD Opposed Mode Sensor Part Number SM31ELQD Online

Enhance your automation and sensing systems with the Banner MINI-BEAM SM31ELQD photoelectric sensor. Its opposed-mode design, IP67 rating, and advanced protection features ensure dependable operation in demanding environments. Easy to mount and align, it offers fast response times and versatile wiring options. Whether for industrial automation, instrumentation, or process control, this sensor delivers precision sensing and durability. Purchase online today to streamline your installation and guarantee long-term performance with genuine Banner quality.

Buy Banner MINI-BEAM SM31ELQD sensor now and experience reliable, high-performance optical sensing perfect for demanding industrial applications.

Frequently Asked Questions

Where can I buy Banner Engineering SM31ELQD?

You can click on the BUY or RFQ button to purchase SM31ELQD from an authorized Banner Engineering distributor.

How do I troubleshoot issues or seek technical support for part SM31ELQD?

You can download the SM31ELQD datasheet or visit the Banner Engineering website for support.

Who is the manufacturer of SM31ELQD?

Banner Engineering

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