Pepperl+Fuchs NJ4-12GK-SN-15M

Inductive sensor
SKU: NJ4-12GK-SN-15M
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The inductive sensor is designed for reliable non-contact detection of metallic objects. It features a cylindrical housing with a diameter of 12 mm, making it suitable for various industrial applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

Inductive proximity sensors are essential components in automation and control systems, providing precise detection of metallic objects without physical contact. These sensors operate based on the principle of electromagnetic induction, generating a field that detects changes when a metal object enters the sensing range. With a rated operating distance of up to 4 mm, they are ideal for applications requiring reliable sensing in confined spaces.

Commonly used in manufacturing and assembly lines, inductive sensors are crucial for position sensing, object counting, and equipment safety. Their robust design ensures operation in challenging environments, and they are often found in packaging, conveyor systems, and robotics. The sensors are constructed from durable materials, and their non-flush installation type enhances their versatility across various mounting scenarios.

General specifications
Switching element function NAMUR, NC
Rated operating distance 4 mm
Installation non-flush
Output polarity Safety Function
Assured operating distance 0 … 3.24 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Safety Integrity Level (SIL) up to SIL3 acc. to IEC 61508 Danger! In safety-related applications the sensor must be operated with a qualified fail safe interface from Pepperl+Fuchs, such as KFD2-SH-EX1.
Consider the exida Functional Safety Assessment document which is available on www.PEPPERL+FUCHS.com as an integral part of this product’s documentation.
Nominal ratings
Nominal voltage 8 V
Operating voltage 5 … 25 V 1)
Switching frequency 0 … 1500 Hz
Current consumption
Measuring plate not detected min. 3 mA
Measuring plate detected less than or equal to 1 mA
Compliance with standards and directives
Standard conformity
NAMUR EN 60947-5-6:2000
IEC 60947-5-6:1999
Approvals and certificates
FM approval
Control drawing 116-0165F
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated less than or equal to 36 V
Ambient conditions
Ambient temperature -50 … 100 �C (-58 … 212 �F)
Mechanical specifications
Connection type cable silicone , 15 m
Core cross-section 0.34 mm2
Housing material PP
Sensing face PP
Housing diameter 12 mm
Degree of protection IP68
General information
Use in the hazardous area see instruction manuals
Category 1G- 2G- 3G- 1D- 3D
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