RFQ

Pepperl+Fuchs Inductive sensor NBB20-L2-A2-V1

  • NG # 04150-HW-PEP-033

  • MF # NBB20-L2-A2-V1

The Pepperl+Fuchs NBB20-L2-A2-V1 is a high-performance inductive proximity sensor designed for detecting metallic objects without physical contact. It features a 20 mm sensing range, flush mounting design, PNP complementary output, and a durable housing with IP69K protection. The sensor includes a rotatable sensing head and 360° LED indication for easy installation and monitoring in industrial automation systems.

Manufactured By :
Pepperl+Fuchs
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Overview

The NBB20-L2-A2-V1 inductive proximity sensor from Pepperl+Fuchs is designed for reliable non-contact detection of metallic objects in industrial automation systems. This sensor features a 20 mm sensing distance, flush mounting capability, and a PNP complementary 4-wire output, making it suitable for integration into a wide range of control systems.

The sensor includes a bidirectional and rotatable sensing head, allowing flexible installation and alignment in confined spaces. Its 4-way LED indicator system provides 360° visibility for easy monitoring of operational and switching status.

Built with a robust polyamide housing and rated IP68 / IP69K, the device offers excellent protection against dust, water ingress, and harsh industrial environments. With operating voltages from 10 to 30 V DC and switching frequencies up to 440 Hz, the NBB20-L2-A2-V1 delivers stable performance and high reliability for machine automation, material handling, and industrial process applications.

Specification

General Specifications

  • Sensor type: Inductive proximity sensor
  • Switching function: Complementary
  • Output type: PNP, 4-wire DC
  • Rated operating distance: 20 mm
  • Installation type: Flush mount
  • Assured operating distance: 0 – 16.2 mm
  • Actual operating distance: 18 – 22 mm
  • Reduction factors:
    • Aluminum: 0.33
    • Copper: 0.31
    • Stainless steel (304): 0.74
    • Brass: 0.41

Electrical Specifications

  • Operating voltage: 10 – 30 V DC
  • Switching frequency: Up to 440 Hz
  • Operating current: 0 – 200 mA
  • Voltage drop: ≤ 2 V
  • Off-state current: ≤ 0.5 mA
  • No-load supply current: ≤ 20 mA
  • Hysteresis: Typical 5%
  • Reverse polarity protection: Yes
  • Short-circuit protection: Pulsing

Indicators

  • Operating voltage indicator: Green LED
  • Switching state indicator: Yellow LED
  • LED visibility: 4-way indicator for 360° visibility

Mechanical Specifications

  • Connection type: M12 × 1 connector, 4-pin
  • Housing material: Polyamide (PA)
  • Sensing face material: Polyamide
  • Dimensions: 67 × 40 × 40 mm
  • Weight: Approx. 130 – 155 g

Environmental Conditions

  • Ambient operating temperature: −25 °C to +85 °C
  • Storage temperature: −40 °C to +85 °C
  • Degree of protection: IP68 / IP69K

Compliance and Certifications

  • Protection class: II
  • Standards: EN IEC 60947-5-2
  • UL approval: cULus Listed
  • Rated insulation voltage: 253 V
  • Rated impulse withstand voltage: 4000 V

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