Estimated Lead Time : Usually ships in 1-10 working days.
Manufacturer : Pepperl+Fuchs
Product no : NBB20-U1-E0
Product type : Inductive Sensor
Sensor head bidirectional and rotatable
20 mm flush
3-wire DC
4 LEDs indicator for 360° visibility
Switching function : Normally open (NO)
Output type : NPN
Rated operating distance : 20 mm
Installation : flush
Output polarity : DC
Assured operating distance : 0 ... 16.2 mm
Actual operating distance : 18 ... 22 mm typ. 20 mm
Reduction factor rAl : 0.33
Reduction factor rCu : 0.31
Reduction factor r304 : 0.74
Reduction factor rBrass : 0.41
Nominal ratings
Operating voltage : 10 ... 30 V DC
Switching frequency : 0 ... 440 Hz
Hysteresis : typ. 5 %
Reverse polarity protection : reverse polarity protected
Short-circuit protection : pulsing
Voltage drop : = 2 V
Operating current : 0 ... 200 mA
Off-state current : 0 ... 0.5 mA typ. 0.1 µA at 25°C
No-load supply current : = 20 mA
Operating voltage indicator : LED, green
Switching state indicator : LED, yellow
Functional safety related parameters
MTTFd : 1510 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 : CCC approval / marking not required for products rated =36 V
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 ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-section : without wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Housing material : PA/metal with epoxy powder coating
Sensing face : PA
Degree of protection : IP68 / IP69K
Weight : 0.225 Kg
Shipping Weight: 1.5 kg
