Pepperl Fuchs NBB20-U4-E2 Data Sheet
Inductive sensor NBB20-U4-E2
Technical Data
General specifications
Switching element function PNP NO
Model Number
NBB20-U4-E2
Features
• Sensor head bidirectional and rotatable
• 20 mm flush
•3-wire DC
• 4 LEDs indicator for 360° visibility
Accessories
MHW 01
Modular mounting bracket
MH 04-2681F
Mounting aid for VariKont, +U1+ and +U9*
Rated operating distance s
Installation flush
Output polarity DC
Assured operating distance sa0 ... 16.2 mm
Reduction factor r
Reduction factor rCu 0.31
Reduction factor r
Reduction factor r
Nominal ratings
Operating voltage UB10 ... 30 V DC
Switching frequency f 0 ... 150 Hz
Hysteresis H typ. 5 %
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Vol tag e d rop U
Vol tag e d rop at IL
Vol tage dro p I
on U
d
Vol tag e dr op IL = 10 mA, switching element
on U
d
Vol tag e dr op I
on U
d
Vol tag e dr op IL = 50 mA, switching element
on U
d
Vol tage dro p I
ment on U
Vol tage dro p IL = 200 mA, switching ele-
ment on U
Operating current I
Off-state current I
Off-state current T
ment off
No-load supply current I
Time delay before availability t
Operating voltage indicator LED, green
Switching state indicator LED, yellow
Functional safety related parameters
MTTFd 1460 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 85 °C (-13 ... 185 °F)
Mechanical specifications
Connection type screw terminals
Core cross-section ≤ 2.5 mm
Housing material PA/metal with epoxy powder coating
Sensing face PA
Housing base metal
Degree of protection IP68 / IP69K
Mass 225 g
Note Tightening torque: 1.8 Nm (housing)
Compliance with standards and directives
Stan dard conf ormit y
Sta ndar ds
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
0.33
Al
0.74
304
0.41
Brass
= 1 mA, switching element
L
= 20 mA, switching element
L
= 100 mA, switching ele-
L
d
d
=40 °C, switching ele-
U
20 mm
n
≤ 2 V
d
0.5 ... 2.3 V typ. 0.9 V
0.8 ... 2.2 V typ. 1.4 V
0.9 ... 2.3 V typ. 1.5 V
0.9 ... 2.5 V typ. 1.6 V
1 ... 2.6 V typ. 1.8 V
1.2 ... 2.8 V typ. 2 V
0 ... 200 mA
L
0 ... 0.5 mA typ. 0.01 mA
r
≤ 100 µA
≤ 10 mA
0
≤ 50 ms
v
2
Tightening torque: 1.0 Nm (Screw terminal)
EN 60947-5-2:2007
IEC 60947-5-2:2007
Release date: 2015-02-24 10:53 Date of issue: 2015-02-24 203062_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Inductive sensor NBB20-U4-E2
Dimensions
LED ye
LED gn
LED gn
LED ye
Electrical Connection
½ NPT”
118
6046
1
4
3
L+
L-
5.3
40
30
40
Release date: 2015-02-24 10:53 Date of issue: 2015-02-24 203062_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
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