Pepperl+Fuchs NBN40-U4L-UU

Inductive sensor
SKU: NBN40-U4L-UU
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The inductive sensor is engineered for reliable object detection without direct contact. It features a bidirectional and rotatable sensor head, and offers selectable normally open (NO) or normally closed (NC) configurations for versatile applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

Pepperl+Fuchs’ inductive proximity sensors are designed to detect metallic objects in various industrial environments. Their robust construction and advanced sensing technology make them suitable for automation applications, including packaging, assembly, and material handling. The sensors operate based on the principle of electromagnetic induction, allowing them to function effectively even in challenging conditions.

These sensors are part of a comfort series, which emphasizes user-friendly features such as a rotatable sensor head that facilitates easy installation and alignment. The metal base with ground connection enhances durability and ensures reliable operation over time. With options for normally open or normally closed functionality, these sensors provide flexibility in system integration, making them ideal for a wide range of applications in manufacturing and logistics.

Voltage drop 5 V (typ. 2V) DC operation
8 V (typ. 2V) AC operation
Reduction factor rCu 0.3
Ambient temperature -25 … 85 °C (-13 … 185 °F)
Actual operating distance 36 … 44 mm typ. 40 mm
Switching function Normally open/closed (NO/NC)
Reduction factor rFe 1
Protection class I
Connection type terminal compartment
Reduction factor r304 0.73
Housing base metal / class I equipment with ground connection
Assured operating distance 0 … 32.4 mm
Switching frequency 0 … 25 Hz
Rated operating distance 40 mm
Reduction factor rAl 0.37
Off-state current 1.5 mA
Sensing face PA 6.6
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 %
Switching state indicator LED, yellow
Reduction factor rBrass 0.4
Hysteresis 1 … 10 typ. 5 %
Error indicator flashes when overcurrent
Momentary current
(20 ms, 0.1 Hz)
0 … 3000 mA
Short-circuit protection pulsing
Output type Two-wire
Degree of protection IP67
Core cross-section up to 2.5 mm2
CCC approval Ue 75VDC – 250VDC Ue 75VAC – 230VAC
Operating voltage 20 … 300 V DC / 20 … 253 V AC
Output type 2-wire
Storage temperature -25 … 85 °C (-13 … 185 °F)
Time delay before availability 300 ms
Output polarity AC/DC
Installation non-flush
Housing material PA 6.6 / metal
Operating voltage indicator LED, green
Reverse polarity protection reverse polarity tolerant
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
Operating current 5 … 500 mA
Rated operating voltage 24 … 250 V DC / 24 … 230 V AC
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