Pepperl+Fuchs NBN40-U1-UU

Inductive sensor
SKU: NBN40-U1-UU
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The inductive sensor is designed for non-contact detection of metallic objects, providing reliable performance across various applications. These sensors are particularly suited for automation, robotics, and machine safety, ensuring accurate sensing in dynamic environments.

All description
Manufacturer: Pepperl+Fuchs
Description:

Inductive proximity sensors are a key component in automation technology, offering precise detection of metallic objects without the need for physical contact. Utilizing electromagnetic fields, these sensors operate on the principle of inductance, enabling them to detect the presence of ferrous and non-ferrous metals effectively. Their robust design and reliable functionality make them suitable for a wide range of industrial applications.

Commonly deployed in manufacturing processes, assembly lines, and packaging machinery, inductive sensors excel in environments where traditional mechanical switches would be prone to wear or failure. They are often used for object counting, position detection, and safety applications, contributing to improved efficiency and safety in operational workflows.

With their resistance to dust, moisture, and temperature variations, inductive proximity sensors are ideal for harsh industrial conditions. Their non-contact operation minimizes wear and tear, leading to longer service life and reduced maintenance costs, making them an essential choice for modern automation solutions.

Reduction factor rBrass

0.4

Core cross-section

up to 2.5 mm2

Error indicator

flashes when overcurrent

Reverse polarity protection

reverse polarity tolerant

Degree of protection

IP67

Reduction factor rAl

0.37

UL approval

cULus Listed, General Purpose

“”For use in NFPA 79 Applications only””

For overcurrent protection, install a fuse with a rated current of max. 3 A and at least 300 V AC/DC

CCC approval

Ue 75VDC – 250VDC Ue 75VAC – 230VAC

Operating voltage indicator

LED, green

Diagnostic Coverage (DC)

0 %

Switching frequency

AC, 0 … 30 Hz

DC, 0 … 100 Hz

Momentary current

(20 ms, 0.1 Hz)

0 … 3000 mA

Reduction factor rFe

1

MTTFd

540 a

Output type

2-wire

Installation

non-flush

Sensing face

PA 6.6

Operating current

5 … 500 mA

Storage temperature

-25 … 85 °C (-13 … 185 °F)

Switching state indicator

LED, yellow

Output polarity

AC/DC

Switching function

Normally open/closed (NO/NC)

Hysteresis

1 … 10 typ. 5 %

Short-circuit protection

pulsing

Protection class

II

Assured operating distance

0 … 32.4 mm

Operating voltage

20 … 300 V DC / 20 … 253 V AC

Information for connection

A maximum of two conductors with the same core cross section may be mounted on one terminal connection!

tightening torque 1.2 Nm + 10 %

Connection type

terminal compartment

Mission Time (TM)

20 a

Reduction factor r304

0.73

Output type

Two-wire

Actual operating distance

36 … 44 mm typ. 40 mm

Housing material

PA 6.6 / metal

Voltage drop

5 V (typ. 2V) DC operation

8 V (typ. 3 V) AC operation

Reduction factor rCu

0.3

Off-state current

1.5 mA

Ambient temperature

-25 … 85 °C (-13 … 185 °F)

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