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Inductive sensor | NBN3-F31-U8-K

Артикул: NBN3-F31-U8-K
Наименование: Inductive sensor | NBN3-F31-U8-K
Производитель: Pepperl-Fuchs


  • Direct mounting on standard actuators
  • Compact and stable housing
  • Fixed setting

Datasheet as PDF in following languages:


Technical Data: NBN3-F31-U8-K

General specifications
Switching element functionAC/DC binary NO
Rated operating distance3 mm
Installationflush mountable
Output polarityAC/DC
Assured operating distance0 ... 2.43 mm
Reduction factor rAl 0.45
Reduction factor rCu 0.38
Reduction factor r304 1
Reduction factor rSt37 1.04
Nominal ratings
Operating voltage20 ... 253 V AC/DC
Switching frequency25 Hz
Hysteresistyp. 3 %
Reverse polarity protectionyes
Short-circuit protectionyes
Voltage drop≤ 8 V
Operating current4 ... 400 mA
Off-state current≤ 1.7 mA
Operating voltage displayLED, green
Switching state indicationLED, yellow
Functional safety related parameters
MTTFd529 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Approvals and certificates
Protection classII
Rated insulation voltage253 V
Design-impulse-voltage withstand4 kV
UL approvalcULus Listed, General Purpose
CSA approvalcCSAus Listed, General Purpose
Ambient conditions
Ambient temperature-25 ... 70 В°C (-13 ... 158 В°F)
Mechanical specifications
Connection typecable PVC , 5 m
Core cross-section0.5 mm2
Housing materialPBT
Sensing facePBT
Protection degreeIP67

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