Pepperl+Fuchs NBB20-U1-Z2

Inductive sensor
SKU: NBB20-U1-Z2
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The inductive sensor from Pepperl+Fuchs is designed for non-contact detection of metallic objects. With robust performance in various industrial environments, it ensures reliable operation in automation and control applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

Inductive proximity sensors are essential components in modern automation technology, used for detecting the presence of metallic objects without physical contact. These sensors operate on the principle of electromagnetic induction, allowing them to function in various environments, including those with dust, moisture, and vibration. They are widely utilized in manufacturing processes, packaging, and material handling systems due to their durability and precision.

Common applications for inductive sensors include:

  • Position detection in machinery and conveyor systems
  • Object counting and classification
  • Safety applications in automated systems
  • Feedback for robotic arms and automated guided vehicles

By providing a reliable means of detecting metallic objects, inductive sensors contribute significantly to the efficiency and safety of automated processes.

General specifications
Switching element function DC NO/NC
Rated operating distance 20 mm
Installation flush
Output polarity DC
Assured operating distance 0 … 16.2 mm
Reduction factor rAl 0.3
Reduction factor rCu 0.3
Reduction factor r304 0.7
Nominal ratings
Operating voltage 5 … 60 V DC
Switching frequency 0 … 250 Hz
Hysteresis typ. 5 %
Reverse polarity protection reverse polarity tolerant
Short-circuit protection yes
Voltage drop less than or equal to 5 V
Operating current 2 … 200 mA
Off-state current 0 … 0.5 mA
Switching state indicator 2 LED, yellow
Functional safety related parameters
MTTFd 1162 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Approvals and certificates
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval Certified by China Compulsory Certification (CCC)
Ambient conditions
Ambient temperature -25 … 85 °C (-13 … 185 °F)
Mechanical specifications
Connection type screw terminals
Core cross-section max. 2.5 mm2
Housing material PA/metal with epoxy powder coating
Sensing face PA
Degree of protection IP68 / IP69K
Mass 225 g
Note Tightening torque: 1.8 Nm (housing)
Tightening torque: 1.0 Nm (Screw terminal)
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