INDUCTIVE SENSOR NBB20-U1-A2-M 207747

Product Description

The NBB20-U1-A2-M Inductive Proximity Sensor is a high-performance industrial metal detection sensor manufactured by Pepperl+Fuchs. It is designed for flush mounting metal detection applications with a long sensing range of 20 mm, making it suitable for heavy-duty automation and machinery systems.

This sensor is widely used in industrial automation, machine positioning, conveyor systems, and metal part detection, where high reliability, IP protection, and stable switching output are required.

Key Features

• Inductive proximity sensor (non-contact metal detection)
• 20 mm sensing distance (flush mounting type)
• PNP output (NO / complementary switching version)
• 4-wire DC operation
• High switching frequency up to 200 Hz
• LED indicators for power and switching status
• Robust industrial metal/plastic housing
• High protection rating for harsh environments (IP68 / IP69K)
• Extended temperature range for industrial use
• Built-in short circuit and reverse polarity protection

Technical Specifications

• Product Type: Inductive Proximity Sensor
• Model: NBB20-U1-A2-M
• Order / Part Number: 207747
• Manufacturer: Pepperl+Fuchs
• Sensing Distance: 20 mm (flush mounting)
• Output Type: PNP, complementary (NO/NC depending on wiring)
• Supply Voltage: 10 … 60 V DC
• Switching Current: up to 200 mA
• Switching Frequency: up to 200 Hz
• Housing Size: approx. 40 × 40 × 118 mm
• Connection Type: screw terminals or cable variant (model dependent)
• Operating Temperature: -40°C to +85°C
• Protection Class: IP68 / IP69K
• Installation Type: Flush mounting
• Output Protection: short-circuit & reverse polarity protected