Pepperl+Fuchs NJ4-12GM-N-V1 | Inductive Proximity Sensor | 4 mm Non-Flush Mount

Pepperl+Fuchs NJ4-12GM-N-V1 | Robust Inductive Proximity Sensor for Hazardous Environments

Overview

The NJ4-12GM-N-V1 is a non-flush mount inductive proximity sensor from Pepperl+Fuchs, designed for reliable detection of metal objects in challenging industrial environments. With a 4 mm sensing distance and NAMUR output, this sensor is suitable for applications requiring intrinsic safety. Its stainless steel housing and IP67 protection ensure durability and resistance to harsh conditions.

Key Features

• Sensing Distance: 4 mm (non-flush mount)

• Output Type: NAMUR (2-wire)

• Switching Function: Normally Closed (NC)

• Operating Voltage: 8.2 V DC (Ri approx. 1 kΩ)

• Switching Frequency: Up to 1,500 Hz

• Housing Material: Stainless steel 1.4305 / AISI 303

• Sensing Face Material: PBT

• Protection Class: IP67

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

• Connector Type: M12 x 1, 4-pin

• Dimensions: 12 mm diameter, 50 mm length

• Weight: Approximately 40 g

• Certifications: ATEX, IECEx, cULus, CCC, DNVGL, SIL 2 compliant

• 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

• Hazardous Area Detection

• Process Automation Systems

• Chemical and Petrochemical Industries

• Oil and Gas Facilities

• Pharmaceutical Manufacturing

• Food and Beverage Processing

Why Choose Pepperl+Fuchs NJ4-12GM-N-V1?

• Intrinsic Safety: Suitable for use in hazardous areas with appropriate barriers

• High Reliability: SIL 2 compliance ensures dependable operation in safety-critical applications

• Durable Construction: Stainless steel housing and IP67 rating provide resistance to harsh environments

• Compact Design: M12 housing allows for easy integration into space-constrained applications

• Versatile Connectivity: M12 connector simplifies installation and maintenance

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