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High-sensitivity proximity detection solution


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Overview of NBB2-12GM50-E2

The NBB2-12GM50-E2 is a proximity sensor with a sensing distance of 2 mm and a PNP output. It is designed for use in industrial automation applications where accurate detection of metal objects is required. This sensor offers reliable performance and easy integration into various systems.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • Black Wire: Power Supply (12-30V DC)
  • Brown Wire: Output Signal (PNP)
  • Blue Wire: Ground Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the NBB2-12GM50-E2 sensor for a visual representation.

Key Features

  • 2 mm Sensing Distance: Detects metal objects with high precision at a proximity of up to 2 mm.
  • PNP Output: Provides a PNP output signal for easy interfacing with PLCs and control systems.
  • Robust Construction: The NBB2-12GM50-E2 is built to withstand harsh industrial environments, ensuring long-term reliability.
  • LED Indication: Includes an LED indicator for visual status information on object detection.
  • Simple Installation: Easy to install and set up for quick integration into automation systems.

Note: For detailed technical specifications, please refer to the NBB2-12GM50-E2 datasheet.


  • Position Detection: Ideal for detecting the presence or absence of objects in automated machinery.
  • Conveyor Systems: Suitable for use in conveyor systems to monitor the movement of objects along the production line.
  • Material Handling: Used in material handling equipment for process optimization and control.


The NBB2-12GM50-E2 proximity sensor detects the presence of metal objects within its sensing range, providing accurate and reliable object detection for industrial automation applications.

Usage Guide

  • Power Supply: Connect the black wire to the power supply (12-30V DC) and the blue wire to the ground.
  • Output Signal: The brown wire provides the PNP output signal for object detection indication.
  • Installation: Mount the sensor securely in the desired location for optimal object detection performance.

Frequently Asked Questions

Q: What is the operating voltage range of the NBB2-12GM50-E2 sensor?
A: The sensor operates within a voltage range of 12-30V DC for reliable performance.

Q: How does the PNP output of the sensor facilitate integration with control systems?
A: The PNP output signal simplifies connection to PLCs and control devices, enabling easy integration into automation setups.


For similar functionalities, consider these alternatives to the NBB2-12GM50-E2:

  • IFM Electronic IFT203 Inductive Proximity Sensor: A 2 mm sensing distance sensor with NPN output for object detection applications.
  • Banner Engineering Q45 Series Proximity Sensor: Industrial-grade proximity sensor with adjustable sensing distances and rugged construction.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Packaging Box Part Status Active
Sensor Type Inductive Sensing Distance 0.079" (2mm)
Output Type PNP-NO, 3-Wire Shielding Unshielded
Material - Body Nickel-Plated Brass Voltage - Supply 10V ~ 30V
Termination Style Cable Operating Temperature -25°C ~ 70°C
Ingress Protection IP67 Indicator LED
Package / Case Cylinder, Threaded - M12 Base Product Number NBB2-12

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