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Banner Engineering SM312DQD Diffuse Mode Sensor

The SM312DQD is a self-contained diffuse sensor operating on 10-30V DC. It features a rugged epoxy-encapsulated PBT housing, sealed with o-ring protection, acrylic lenses, and stainless steel screws. It offers switch-selectable light or dark operation modes, Banner's AID™ alignment system, and a highly repeatable 1ms response time. The sensor is interchangeable with 18mm barrel photoelectrics, ideal for sensing, automation, and instrumentation. Suitable for harsh environments, it operates from -20°C to 70°C, with overload and short-circuit protection, ensuring reliable long-term performance.

Authorized Distributors
Source:Newark
Part No:SM312DQD
Stock:81
Inv Date:06-08-2026
Price: Unit price: $166.01
Buy/RFQ:
Source:DigiKey
Part No:SM312DQD
Stock:45
Inv Date:06-08-2026
Price: Unit price: $166
Buy/RFQ:
Part No:SM312DQD
Stock:43
Inv Date:06-09-2026
Price: Unit price: $166
Buy/RFQ:
Part No:SM312DQD
Stock:285
Inv Date:06-08-2026
Price: Unit price: $166.94
Buy/RFQ:
Part No:SM312DQD
Stock:14
Inv Date:06-08-2026
Price: Unit price: $166
Buy/RFQ:

Banner Engineering SM312DQD Diffuse Mode Sensor Specifications:

  • Supply Voltage: 10-30V DC (10% maximum ripple)
  • Housing Material: Reinforced PBT thermoplastic polyester, epoxy-encapsulated
  • Response Time: 1 millisecond, optional 0.3 ms with modification
  • Environmental Rating: IEC IP67, NEMA 1, 2, 3, 3S, 4, 4X, 6, 12, 13
  • Temperature Range: -20°C to +70°C
  • Indicators: Red LED alignment indicator with pulse rate proportional to signal strength
  • Outputs: Bipolar with PNP sourcing and NPN sinking open-collector transistors, 150mA max each
  • Protection: Overload and short-circuit protected, reverse polarity protected
  • Dimensions: Typical sensing range up to 380mm (15") to white test card at 90% reflectance
  • Connections: 4-conductor PVC jacketed cables (2m or 9m), or optional 4-pin euro-style QD connector

Buy the Banner Series MINI-BEAM Diffuse Mode Sensor: SM312DQD

Order Banner Series MINI-BEAM SM312DQD diffuse proximity sensor online today and ensure reliable, high-performance detection with switch-selectable light or dark operation, 1ms response time, and rugged epoxy-encapsulated construction. Perfect for automation, sensing, and instrumentation projects requiring durability and precision in demanding environments, the SM312DQD is a versatile choice for industry professionals. Take advantage of fast shipping and secure online purchasing, and enhance your sensing solutions with this compact, dependable sensor.

Get Banner Series MINI-BEAM SM312DQD today—built for precision, durability, and reliable diffuse sensing in harsh environments.

Frequently Asked Questions

Where can I buy Banner Engineering SM312DQD?

You can click on the BUY or RFQ button to purchase SM312DQD from an authorized Banner Engineering distributor.

How do I troubleshoot issues or seek technical support for part SM312DQD?

You can download the SM312DQD datasheet or visit the Banner Engineering website for support.

Who is the manufacturer of SM312DQD?

Banner Engineering

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