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NBB20-U1-Z2 – Inductive Sensor – PEPPERL+FUCHS Proximity Sensors

$ 82.80

SKU NBB20-U1-Z2 Category

PEPPERL+FUCHS Inductive proximity sensors are the preferred choice for the majority of applications requiring accurate, non-contact detection of metallic objects in machinery or automation equipment. As a pioneer and market leader, Pepperl+Fuchs offers innovative, high quality inductive sensors to meet the needs of the worldwide automation and process control markets. Our experience, flexibility and customer focus continues to allow us to offer custom designed solutions for the most unique and demanding applications.

General Specification

Switching function Normally open/closed (NO/NC)
Output type Two-wire
Rated operating distance sn 20 mm
Installation flush
Output polarity DC
Assured operating distance sa 0 … 16.2 mm
Actual operating distance sr 18 … 22 mm typ. 20 mm
Reduction factor rAl 0.3
Reduction factor rCu 0.3
Reduction factor r304 0.7
Output type 2-wire

Nominal ratings

Operating voltage UB 5 … 60 V DC
Switching frequency f 0 … 250 Hz
Hysteresis H typ. 5 %
Reverse polarity protection reverse polarity tolerant
Short-circuit protection yes
Voltage drop Ud ≤ 5 V
Voltage drop at IL
Voltage drop IL = 100 mA, switching element on Ud … 5 V
Operating current IL 2 … 200 mA
Off-state current Ir 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 %

Compliance with standards and directives

Standard conformity
Standards EN IEC 60947-5-2

Approvals and certificates

UL approval cULus 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
Information for connection A 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 section up to 2.5 mm2
Minimum core cross-section without wire end ferrules 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-section without wire end ferrules 2.5 mm2 , with connector sleeves 1.5 mm2
Housing material PA/metal with epoxy powder coating
Sensing face PA
Housing base plastic
Degree of protection IP68 / IP69K
Mass 225 g
Dimensions
Height 40 mm
Width 40 mm
Length 118 mm
Note Tightening torque: 1.8 Nm (housing)

Additional information

Weight 0.225 kg
Dimensions 11.8 × 4 × 4 cm

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