Pepperl+Fuchs NJ15+U1+DW1-100

Inductive rotation speed monitor
SKU: NJ15+U1+DW1-100
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The Inductive rotation speed monitor is an essential device in automation and control systems, designed for non-contact detection of metallic objects. It operates at a rated distance of 15 mm, providing reliable performance in various industrial applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

The Inductive Proximity Sensors from Pepperl+Fuchs are designed to detect the presence of metallic objects without physical contact, making them ideal for applications where wear and tear on traditional mechanical switches would be problematic. These sensors operate on the principle of electromagnetic induction, offering a robust solution for monitoring rotation speeds in machinery.

Common applications include use in conveyor systems, robotics, and automated assembly lines, where accurate speed measurement is critical for efficiency and safety. The sensors are particularly suited for flush mounting, providing versatility in installation, while the 3-wire output configuration ensures compatibility with a wide range of control systems.

Constructed from durable PBT housing material, these sensors can withstand harsh industrial environments. The DC voltage operation allows for easy integration into existing systems, making them a reliable choice for modern industrial automation needs.

General specifications
Switching element function PNP NO contact
Frequency range 10 … 100 Hz , adjustable
Rated operating distance 15 mm
Installation flush
Output polarity DC
Assured operating distance 0 … 12.15 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Nominal ratings
Operating voltage 15 … 60 V DC
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Voltage drop less than or equal to 2 V
Operating current 0 … 100 mA
No-load supply current less than or equal to 25 mA
Switching state indicator LED 1: yellow
Damping indicator LED 2: yellow
Functional safety related parameters
MTTFd 820 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Approvals and certificates
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval Certified by China Compulsory Certification (CCC)
Ambient conditions
Ambient temperature -25 … 70 �C (-13 … 158 �F)
Mechanical specifications
Connection type screw terminals
Core cross-section up to 2.5 mm2
Housing material PBT
Sensing face PBT
Degree of protection IP67
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