Pepperl+Fuchs NRB4-12GM40-E2-C-V1

Overview

The Pepperl+Fuchs NRB4-12GM40-E2-C-V1 is a state-of-the-art M12 inductive proximity sensor meticulously engineered for unparalleled performance in demanding industrial settings, particularly where welding processes are present. This high-performance sensor is designed to accurately detect metallic objects with a reliable 4 mm sensing distance. Its robust construction, featuring an M12 PTFE-coated brass housing, ensures exceptional durability and resistance against common industrial hazards, including severe magnetic fields and the challenges posed by welding spatter. This sensor offers a flush mounting configuration, allowing for seamless integration into various machinery and systems. Its advanced features and rugged design make it an indispensable component for maintaining operational efficiency and safety in the most arduous conditions.

Key Features

• Optimal Sensing Distance: Boasts a precise 4 mm rated operating distance for accurate detection.
• PNP Normally Open (NO) Output: Provides a versatile and reliable signal for industrial control systems.
• Flush Mount Design: Engineered for embedded installation, ensuring a compact and secure fit.
• Weld-Immune Housing: M12 threaded, PTFE-coated brass housing offers superior resistance to weld spatter and abrasion.
• Secure M12 Connection: Equipped with a standard 4-pin M12 connector for straightforward and dependable integration.
• Wide Operating Voltage: Compatible with 10 to 30 V DC power supplies, accommodating various industrial setups.
• High Switching Frequency: Delivers rapid response times with a switching frequency of up to 2000 Hz, perfect for dynamic applications.
• Exceptional Protection: IP67 degree of protection ensures complete immunity against dust ingress and temporary immersion in water.
• Broad Temperature Range: Operates reliably across a wide temperature spectrum from -40°C to +85°C (-40°F to +185°F).
• Clear Status Indication: Features a bright yellow multihole LED for instant and unambiguous switching status visualization.
• Advanced Special Features: Incorporates a reduction factor of 1, robust magnetic field resistance, and weld-immune capabilities for consistent performance.

Technical Specifications

• Model Number: NRB4-12GM40-E2-C-V1
• Series: NRB
• Switching Function: Normally Open (NO)
• Output Type: PNP
• Rated Operating Distance (sn): 4 mm
• Assured Operating Distance (sa): 0 to 3.24 mm
• Reduction Factors: Aluminum (rAl): 1, Copper (rCu): 1, Stainless Steel (r304): 1, Steel St37 (rSt37): 1
• Operating Voltage (UB): 10 to 30 V DC
• Switching Frequency (f): 0 to 2000 Hz
• Hysteresis (H): Typically 5%
• Reverse Polarity Protection: Yes
• Short-Circuit Protection: Pulsing
• Voltage Drop (Ud): ≤ 2 V
• Operating Current (IL): 0 to 200 mA
• Off-State Current (Ir): 0 to 0.5 mA (typ. 0.1 µA at 25°C)
• No-Load Supply Current (I0): ≤ 14 mA
• Time Delay Before Availability (tv): Max. 15 ms
• Magnetic Field Resistance: Up to 200 mT (both constant and alternating fields)
• Switching State Indicator: Yellow multihole LED
• Connection Type: M12 x 1, 4-pin connector
• Housing Material: PTFE-coated brass
• Sensing Face Material: PPS
• Degree of Protection: IP67
• Dimensions: Length: 55 mm, Diameter: 12 mm
• Tightening Torque: Refer to manufacturer's specifications
• Standards Compliance: EN IEC 60947-5-2
• Approvals: UL: cULus Listed, General Purpose, Class 2 Power Source; CCC: Not required for products rated ≤36 V

Applications

• Challenging Welding Environments: Uniquely designed to thrive amidst weld spatter and significant magnetic interference, ensuring continuous operation.
• Precision Industrial Automation: Facilitates accurate detection of metallic components, crucial for streamlined assembly lines and automated manufacturing processes.
• Efficient Material Handling Systems: Essential for precise detection of metal objects on conveyor belts, chutes, and sorting systems, optimizing logistics.
• Automotive Industry Manufacturing: Ideal for position sensing and reliable part detection within diverse automotive production lines, enhancing quality and efficiency.
• Heavy Machinery Operation: Provides robust sensing capabilities for various heavy equipment, contributing to enhanced safety and operational control.

Why Choose This Model?

The Pepperl+Fuchs NRB4-12GM40-E2-C-V1 stands out as an exceptional choice for industrial professionals demanding reliability and precision in adverse conditions. Its unique weld-immune design, featuring a specialized PTFE-coated housing, prevents the buildup of weld spatter, ensuring consistent performance and reduced maintenance. The sensor’s superior magnetic field resistance, capable of withstanding fields up to 200 mT, guarantees uninterrupted operation even in electromagnetically noisy environments, a critical factor for many heavy industries. Furthermore, the consistent detection capabilities are enhanced by a reduction factor of 1, which means it provides uniform sensing distances regardless of the type of metal being detected—be it steel, aluminum, copper, or stainless steel. This unparalleled consistency eliminates the need for recalibration when switching between different metal targets. The high switching frequency of up to 2000 Hz makes it perfectly suited for high-speed applications where rapid and accurate object detection is paramount. Finally, its robust construction, evidenced by durable materials and an IP67 protection rating, ensures a long operational life and reliable performance in the harshest industrial settings, offering an excellent return on investment.

Order Now

Elevate your industrial automation and welding applications with the unmatched performance and durability of the Pepperl+Fuchs NRB4-12GM40-E2-C-V1 inductive proximity sensor. Experience superior detection accuracy, robust resistance to harsh environments, and consistent operational reliability. Enhance your system's efficiency and minimize downtime by integrating this advanced sensor. Contact us today or visit our website to place your order and secure your supply of this essential industrial component. Our team is ready to assist you in selecting the perfect solution for your specific requirements, ensuring optimal performance and seamless integration into your existing infrastructure.