Inductive Sensor Pepperl+Fuchs NRB20-U1-A2


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Inductive Sensor Pepperl+Fuchs nrb20-u1-a2

Inductive Sensor NRB20-U1-A2

Brand: Pepperl+Fuchs
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Datasheet excerpt: Technical data of  NRB20-U1-A2

Classifications

Item Specification
Inductive proximity sensor
Overall specifications
transition functionsupplementary
Output configurationPNP
Specified functioning distance20 mm
mountingflush
Output configurationDC
Guaranteed functioning distance0 ... 16.2 mm
Actual sensing distance18 ... 22 mm typ. 20 mm
diminution factor rAl 1
diminution factor rCu 1
diminution factor r304 1
diminution factor rSt37 1
Output configuration4-wire
Rated specifications
Operational voltage10 ... 30 V DC
commutation frequency0 ... 440 Hz
Deadband3 ... 15 %
Polarity reversal protectionreverse polarity safeguarded
Overcurrent protectionpulsing
voltage loss= 2.5 V
Operational current0 ... 200 mA
Non-conducting current0 ... 0.5 mA typ. 0.01 mA
No-load input current= 25 mA
Delay time prior to availability15 ms
Uniform magnetic field200 mT
Oscillating magnetic field200 mT
Voltage functioning indicatorLED, green
State indication for switchingLED, yellow
Parameters related to functional safety
MTTFd1123 a
task duration (TM)20 a
Diagnostic Range (DC)0 %
Adherence to standards and directives
Compliance with standards
StandardsEN IEC 60947-5-2
Certifications and approvals
Ingress protection ratingII
Nominal insulation voltage60 V
Rated surge voltage withstand capability800 V
UL certificationcULus Certified, Standard Use
CCC certificationCCC certification / marking not necessary for products rated ≤36 V
Environmental conditions
Ambient temperature-40 ... 85 °C (-40 ... 185 °F)
Ambient storage temperature-40 ... 85 °C (-40 ... 185 °F)
Mechanical characteristics
Linkage methodscrew terminals
Linkage informationUp to two conductors with identical core cross-section may be connected to a single terminal connection!
torque specification 1.2 Nm + 10 %
cross section of the coreup to 2.5 mm2
Minimum conductor cross-sectionwithout cable end sleeves 0.5 mm2 , incorporating connector sleeves 0.34 mm2
Maximum core cross-section areawithout cable end sleeves 2.5 mm2 , featuring connector sleeves 1.5 mm2
Housing materialPA/metal featuring epoxy powder finish
detection surfacePA 6 Grivory GVN-35H
enclosure baseplastic
Protection等级IP67
Mass225 g
Measurements
Height40 mm
Width40 mm
Length118 mm
Notetightening torque: 1.8 Nm (enclosure)

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