Pepperl+Fuchs NJ8-18GK-N | M18 Inductive Sensor | 8 mm Range | NAMUR Output | IP68

Pepperl+Fuchs NJ8-18GK-N | High-Precision M18 Inductive Sensor for Industrial Applications

Overview

The Pepperl+Fuchs NJ8-18GK-N is a robust M18 inductive proximity sensor designed for precise detection of metallic objects in industrial environments. Featuring an 8 mm non-flush sensing range, NAMUR normally closed (NC) output, and compliance with SIL 2 safety standards, this sensor ensures reliable performance in safety-critical applications. Its durable construction and high ingress protection make it suitable for various automation tasks requiring accurate and non-contact object detection.

Key Features

• Sensing Range: 8 mm non-flush installation, providing accurate detection of metallic targets.

• Output Type: NAMUR switching output with normally closed (NC) function, compatible with intrinsically safe circuits.

• Safety Compliance: Suitable for applications requiring up to SIL 2 compliance according to IEC 61508 standards.

• Robust Construction: Housing made of PBT/PPS with PBT sensing face, ensuring durability and resistance to industrial wear.

• High Protection Rating: IP66/IP68-rated, offering excellent protection against dust and water ingress.

• Wide Operating Temperature Range: Operates effectively between -25°C and +100°C, suitable for various environmental conditions.

• Compact Design: M18 threaded cylindrical housing with a length of 39 mm, facilitating easy integration into different systems.

• Connection: Equipped with a 2-meter PVC cable for flexible installation.

Technical Specifications

• Model Number: NJ8-18GK-N

• Switching Function: Normally closed (NC)

• Output Type: NAMUR

• Rated Operating Distance (sn): 8 mm

• Installation: Non-flush

• Assured Operating Distance (sa): 0 to 6.48 mm

• Reduction Factors:

  • Aluminum (rAl): 0.4

  • Copper (rCu): 0.3

  • Stainless Steel 304 (r304): 0.85

• Nominal Voltage (Uo): 8.2 V (Ri approximately 1 kΩ)

• Switching Frequency (f): 0 to 200 Hz

• Hysteresis (H): 1% to 7%, typically 4%

• Current Consumption:

  • Target Not Detected: Minimum 3 mA

  • Target Detected: ≤ 1 mA

• Ambient Temperature Range: -25°C to +100°C (-13°F to +212°F)

• Housing Material: PBT/PPS

• Sensing Face Material: PBT

• Degree of Protection: IP66/IP68

• Cable Specifications:

  • Diameter: 6 mm ± 0.2 mm

  • Material: PVC

  • Length: 2 meters

• Dimensions:

  • Length: 39 mm

  • Diameter: 18 mm

• Compliance:

  • Standards: EN IEC 60947-5-2

  • Approvals: cULus Listed for General Purpose, ATEX, IECEx, CCC, Marine approval DNVGL TAA00001A5

Applications

• Safety-Critical Systems: Suitable for use in applications requiring up to SIL 2 compliance, ensuring reliable performance in safety-related functions.

• Material Handling: Accurate detection of metal objects on conveyors for sorting and positioning.

• Automotive Manufacturing: Ensures precise detection of vehicle components during assembly processes.

• Packaging Industry: Verifies the presence of metallic parts in packaging lines to maintain quality control.

• Machine Tools: Monitors the position of metal workpieces and tools to enhance operational safety and efficiency.

Why Choose Pepperl+Fuchs NJ8-18GK-N?

• Enhanced Safety Compliance: Meets SIL 2 standards, making it suitable for safety-critical applications.

• Reliable Detection: 8 mm non-flush sensing range allows for precise detection of metallic targets.

• Durable and Robust: High-quality materials and IP68 protection ensure longevity in harsh industrial environments.

• Wide Operating Temperature Range: Capable of functioning effectively in temperatures ranging from -25°C to +100°C.

• Trusted Brand: Pepperl+Fuchs is renowned for high-quality sensors and automation solutions, ensuring reliability and support.

Order Now

Available for immediate shipping worldwide. 

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply