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Banner Engineering SM312WQD Diffuse proximity sensor

The SM312WQD is a divergent-mode diffuse proximity sensor featuring an 880nm infrared LED, providing NPN and PNP bipolar outputs. Encased in thermoplastic polyester with O-ring sealing, acrylic lenses, and stainless steel screws, it offers IP67 protection for rugged environments. Equipped with light/dark operation modes and a quick-disconnect connector, it is ideal for sensing applications including industrial automation and instrumentation. Proper alignment and mounting through 18mm holes ensure optimal performance. The sensor detects objects in diffuse mode, with features safeguarding against false signals, overloads, and short circuits, making it suitable for demanding industrial and medical environments.

Authorized Distributors
Source:Newark
Part No:SM312WQD
Stock:45
Inv Date:06-08-2026
Price: Unit price: $161.52
Buy/RFQ:
Source:DigiKey
Part No:SM312WQD
Stock:9
Inv Date:06-08-2026
Price: Unit price: $166
Buy/RFQ:
Part No:SM312WQD
Stock:25
Inv Date:06-09-2026
Price: Unit price: $166
Buy/RFQ:
Part No:SM312WQD
Stock:0
Inv Date:06-08-2026
Price: Unit price: $166.94
Buy/RFQ:

Banner Engineering SM312WQD Diffuse proximity sensor Specifications:

  • Supply Voltage: 10 to 30V DC (10% ripple)
  • Current Consumption: Less than 25 mA
  • Output: Bipolar NPN/PNP, 150mA max each
  • Protection: Reverse polarity and transient voltages protected
  • Response Time: 1 ms or longer, 500 Hz max (0.3 ms optional)
  • Indicators: Alignment LED with pulse rate proportional to signal strength
  • Housing: Reinforced thermoplastic polyester, IP67 rated
  • Mounting: Through 18 mm diameter holes, with mounting bracket options
  • Cable: PVC-jacketed 4-conductor, 2m or 9m length; or 4-pin Euro-style QD
  • Operating Temp: -20°C to +70°C
  • Certifications: IEC IP67, meets NEMA standards 1, 2, 3, 4, 4X, 6, 12, 13

Buy the Buy Banner Divergent Diffuse Proximity Sensor Part Number SM312WQD Online

Purchase the Banner SM312WQD diffuser mode proximity sensor online today. Built with an IR LED and robust IP67 housing, it features NPN and PNP outputs, quick-disconnect, and reliable performance for industrial automation, medical, and instrumentation environments. Easy mounting through 18mm holes, with safeguards against false signals and overloads. This sensor ensures precise object detection, solid construction, and versatile operation modes. Perfect for applications demanding durability, accuracy, and fast response times—order now for fast delivery and professional support.

Get Banner SM312WQD today—designed for rugged sensing with IP67-rated enclosure and quick-disconnect for easy installation.

Frequently Asked Questions

Where can I buy Banner Engineering SM312WQD?

You can click on the BUY or RFQ button to purchase SM312WQD from an authorized Banner Engineering distributor.

How do I troubleshoot issues or seek technical support for part SM312WQD?

You can download the SM312WQD datasheet or visit the Banner Engineering website for support.

Who is the manufacturer of SM312WQD?

Banner Engineering

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