Pepperl+Fuchs NJ4-12GM-N-V1

Overview

The Pepperl+Fuchs NJ4-12GM-N-V1 is a state-of-the-art, robust inductive proximity sensor specifically engineered for unparalleled reliability in the most demanding industrial settings, including hazardous environments. This non-flush mount sensor boasts a 4mm sensing distance, providing precise detection of metallic objects. Its NAMUR output ensures intrinsic safety, making it an ideal choice for critical applications where protection against explosions is paramount. Constructed with a high-grade stainless steel housing (1.4305 / AISI 303) and offering superior IP67 protection, the NJ4-12GM-N-V1 is built to withstand extreme conditions, guaranteeing long-term durability and consistent performance. This sensor, with Part Number 106426, is a testament to Pepperl+Fuchs' commitment to safety and innovation.

Key Features

• Sensing Distance: 4 mm (non-flush mount) for precise object detection.
• Output Type: NAMUR (2-wire), ensuring intrinsic safety for hazardous areas.
• Switching Function: Normally Closed (NC) for reliable operation.
• Operating Voltage: 8.2 V DC (Ri approx. 1 kΩ).
• Switching Frequency: Up to 1,500 Hz for rapid detection.
• Housing Material: Premium Stainless steel 1.4305 / AISI 303 for superior durability.
• Sensing Face Material: PBT, engineered for resistance and longevity.
• Protection Class: IP67, providing complete protection against dust and temporary immersion in water.
• Operating Temperature Range: -25 °C to +100 °C (-13 °F to +212 °F) for extreme environments.
• Connector Type: M12 x 1, 4-pin for secure and versatile connectivity.
• Dimensions: Compact 12 mm diameter, 50 mm length for easy integration.
• Weight: Approximately 40 g.
• Certifications: ATEX, IECEx, cULus, CCC, DNVGL, and SIL 2 compliant, assuring global safety standards.
• Part Number: 106426.

Technical Specifications

• Assured Operating Distance (sa): 0–3.24 mm.
• Reduction Factors:
  • Aluminum (rAl): 0.4
  • Copper (rCu): 0.3
  • Stainless Steel 304 (r304): 0.85
• Hysteresis: 3%.
• Current Consumption:
  • Target not detected: ≥3 mA
  • Target detected: ≤1 mA
• Functional Safety:
  • SIL Rating: SIL 2 (IEC 61508)
  • MTTFd: 11,774 years
  • Mission Time (TM): 20 years
  • Diagnostic Coverage (DC): 0%
• Ambient Conditions:
  • Temperature Range: -25 °C to +100 °C
  • Humidity: ≤95% non-condensing
• Mechanical Specifications:
  • Mounting: Non-flush
  • Connector: M12 x 1, 4-pin
  • Housing Material: Stainless steel 1.4305 / AISI 303
  • Sensing Face Material: PBT
  • Degree of Protection: IP67
• Approvals and Certificates:
  • ATEX: II 1G Ex ia IIC T6 Ga
  • IECEx: Ex ia IIC T6 Ga
  • cULus: Listed for General Purpose and Hazardous Locations
  • CCC: Certified for Hazardous Locations
  • DNVGL: Marine approval
  • SIL 2: Functional safety compliant

Applications

The Pepperl+Fuchs NJ4-12GM-N-V1 inductive proximity sensor is an indispensable component across various industries, particularly where safety and reliability are paramount. Its robust design and intrinsic safety features make it ideal for:

• Hazardous Area Detection: Ensuring safe operation in environments with a risk of explosion.
• Process Automation Systems: Providing accurate and reliable sensing for automated processes.
• Chemical and Petrochemical Industries: Withstanding corrosive environments and maintaining integrity.
• Oil and Gas Facilities: Operating flawlessly in demanding and potentially explosive settings.
• Pharmaceutical Manufacturing: Meeting stringent safety and hygiene requirements.
• Food and Beverage Processing: Delivering dependable performance in washdown areas and controlled environments.

Why Choose This Model?

The Pepperl+Fuchs NJ4-12GM-N-V1 stands out as a superior choice for industrial sensing applications due to its comprehensive features and robust design:

• Intrinsic Safety: Engineered for use in hazardous areas with appropriate barriers, providing ultimate protection and peace of mind.
• High Reliability: Achieves SIL 2 compliance (IEC 61508), ensuring dependable operation in the most safety-critical applications, minimizing downtime and maximizing operational efficiency.
• Durable Construction: The stainless steel housing and IP67 rating offer exceptional resistance to harsh environmental conditions, including dust, water, and extreme temperatures, extending the sensor's lifespan.
• Compact Design: Its M12 housing allows for easy and flexible integration into space-constrained applications, without compromising performance.
• Versatile Connectivity: The M12 connector simplifies installation and maintenance, reducing setup time and offering greater adaptability across different systems.
• Global Certifications: With ATEX, IECEx, cULus, CCC, and DNVGL approvals, this sensor meets international industry standards, making it suitable for global deployment.

Order Now

Elevate the safety, reliability, and efficiency of your industrial operations with the Pepperl+Fuchs NJ4-12GM-N-V1 robust inductive proximity sensor. Designed for excellence in hazardous environments, this sensor is a critical asset for a wide range of applications. Contact us today to place your order or to learn more about how the NJ4-12GM-N-V1 can meet your specific industrial sensing needs. Trust in Pepperl+Fuchs for innovative and dependable solutions.