Inductive sensor NBB20-U4-UU Pepperl+Fuchs 248043
Inductive sensor NBB20-U4-UU Pepperl+Fuchs 248043

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NBB20-U4-UU 248043 Pepperl+Fuchs Inductive sensor

Manufacturer

Pepperl+Fuchs

Country

Germany

Name

NBB20-U4-UU

Part number

248043

Type

Inductive sensor

Description

  • Sensor head bidirectional and rotatable
  • NO/NC selectable
  • Comfort series
  • Metal base with ground connection

Stock availability:

On request

219.86 €

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Specifications NBB20-U4-UU 248043

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Features NBB20-U4-UU 248043

General specifications
Switching functionNormally open/closed (NO/NC)
Output typeTwo-wire
Rated operating distance20 mm
Installationflush
Output polarityAC/DC
Assured operating distance0 ... 16.2 mm
Actual operating distance18 ... 22 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.77
Reduction factor rFe 1
Reduction factor rBrass 0.43
Output type2-wire
Nominal ratings
Switching frequencyAC, 0 ... 30 Hz DC, 0 ... 100 Hz
Hysteresis1 ... 10 typ. 5 %
Reverse polarity protectionreverse polarity tolerant
Short-circuit protectionpulsing
Voltage drop&le, 5 V (typ. 2V) DC operation &le, 8 V (typ. 2V) AC operation
Momentary current (20 ms, 0.1 Hz)0 ... 3000 mA
Operating current5 ... 500 mA
Off-state current&le, 1.5 mA
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
Error indicatorflashes when overcurrent
Functional safety related parameters
MTTFd540 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Electrical specifications
Operating voltage20 ... 300 V DC / 20 ... 253 V AC
Approvals and certificates
Protection classI
Rated insulation voltage230 V
Rated impulse withstand voltage2.5 kV
UL approvalcULus Listed, General Purpose
CCC approvalUe 75VDC - 250VDC Ue 75VAC - 230VAC
Ambient conditions
Ambient temperature-25 ... 85 °C (-13 ... 185 °F)
Storage temperature-25 ... 85 °C (-13 ... 185 °F)
Mechanical specifications
Connection typeterminal compartment
Information for connectionA maximum of two conductors with the same core cross section may be mounted on one terminal connection! tightening torque 1.2 Nm + 10 %
Core cross-sectionup to 2.5 mm2
Minimum core cross-sectionwithout wire end ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-sectionwithout wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Housing materialPA 6.6 / metal
Sensing facePA 6.6
Degree of protectionIP67