Pepperl & Fuchs NBB20-U4-UU Inductive Sensor

Key Features:

  • 20 mm sensing distance

  • 10–30 VDC operating voltage

  • 3-wire DC configuration

  • Flush-mount design for easy integration

  • Rugged housing for industrial use

  • Non-contact detection for long service life

Its rectangular housing design makes it versatile for installation in tight spaces and adaptable across a variety of mounting positions. With robust construction and high immunity to electromagnetic interference, the NBB20-U4-UU ensures stable operation even in challenging industrial settings. This inductive sensor is widely used in automotive production, conveyor systems, packaging lines, and general factory automation.

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Datasheets

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Datasheets

Pepperl & Fuchs NBB20-U4-UU Inductive Sensor

Product Specification
Switching function Normally open/closed (NO/NC)
Output type Two-wire
Rated operating distance 20 mm
Installation Flush
Output polarity AC/DC
Assured operating distance 0 ... 16.2 mm
Actual operating distance 18 ... 22 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.77
Reduction factor rBrass 0.43
Output type 2-wire

Frequently Asked Questions

It is an inductive proximity sensor designed to detect metallic objects without contact, featuring a large 20 mm sensing distance.

The NBB20-U4-UU has an extended sensing distance of 20 mm.

It runs on a DC power supply of 10–30 VDC.

It provides a 3-wire DC output configuration for easy integration.

This inductive sensor is specifically designed to detect metallic objects such as steel, iron, aluminum, and copper.

No, the NBB20-U4-UU detects objects inductively without any physical contact.

It features a rectangular housing, allowing flexible installation in various orientations and tight spaces.

Yes, the rugged design ensures durability and reliable performance in demanding industrial conditions.

It is widely used in automotive manufacturing, packaging, conveyor systems, material handling, and factory automation.

With a 20 mm range, it offers greater detection distance than compact models such as M12 cylindrical sensors.

No, inductive sensors like this one are designed only for metallic detection.

Yes, the rectangular housing and 3-wire DC configuration make it simple to integrate into automation systems.

FAQ

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Pepperl & Fuchs NBB20-U4-UU