PEPPERL+FUCHS NBB2-12GM50-A2-V1 Inductive Sensor NAMUR 2mm Flush M12 Connector 326161-0029

With a 2 mm sensing range and a 2000 Hz switching frequency, the NBB2-12GM50-A2-V1 delivers high-speed detection in a compact M12 housing. This NAMUR output sensor is built for hazardous-area applications where intrinsic safety is required.

Overview

The PEPPERL+FUCHS NBB2-12GM50-A2-V1 is a cylindrical inductive proximity sensor with a flush-mount design. Its brass, nickel-plated housing and PBT sensing face ensure durability in industrial environments. The sensor connects via a 4-pin M12 connector and operates on a NAMUR signal, making it compatible with standard switching amplifiers.

What stands out

• 2 mm sensing range for precise metal detection
• NAMUR output for intrinsically safe circuits
• Flush installation allows embedding in metal
• High switching frequency up to 2000 Hz
• Wide ambient temperature range: -25 to 100 °C

Technical details

• Sensor type: Cylindrical, threaded
• Housing diameter: M12 x 1
• Housing material: Brass, nickel-plated
• Sensing face material: PBT
• Output type: NAMUR (2-wire)
• Output function: Normally Open (NO)
• Operating voltage: 5 - 25 V DC (via NAMUR amplifier)
• Supply voltage (NAMUR): 8.2 V DC
• Current consumption: ≤ 1 mA (active), ≥ 3 mA (inactive)
• Connection type: M12x1 Connector, 4-pin (V1)
• Protection rating: IP67
• Standard compliance: EN 60947-5-6

Our verdict

A reliable NAMUR sensor for hazardous locations, offering fast response and easy flush mounting. Its robust construction and wide temperature range make it suitable for demanding automation tasks.