Pepperl Fuchs NBN40-U2-UU Data Sheet
Inductive sensor NBN40-U2-UU
Technical Data
General specifications
Switching function Normally open/closed (NO/NC)
Output type Two-wire
Rated operating distance sn40 mm
Installation non-flush
Output polarity AC/DC
Model Number
NBN40-U2-UU
Features
• Sensor head bidirectional and
rotatable
• NO/NC selectable
• Comfort series
• 40 mm non-flush
Accessories
MHW 01
Modular mounting bracket
Assured operating distance s
Actual operating distance sr36 ... 44 mm typ. 40 mm
Reduction factor r
Reduction factor rCu 0.3
Reduction factor r
Reduction factor rFe 1
Reduction factor r
Output type 2-wire
Nominal ratings
Switching frequency f AC, 0 ... 30 Hz
Hysteresis H 1 ... 10 typ. 5 %
S
Reverse polarity protection reverse polarity tolerant
Short-circuit protection pulsing
Voltage drop Ud≤ 5 V (typ. 2V) DC operation
Momentary current
(20 ms, 0.1 Hz)
Design data
Operating current I
Off-state current I
Time delay before availability t
Operating voltage indicator LED, green
Switching state indicator LED, yellow
Error indicator flashes when overcurrent
Functional safety related parameters
MTTFd 540 a
Mission Time (T
Diagnostic Coverage (DC) 0 %
Electrical specifications
Rated operating voltage Ue24 ... 250 V DC / 24 ... 230 V AC
Operating voltage U
Ambient conditions
Ambient temperature -25 ... 85 °C (-13 ... 185 °F)
Storage temperature -25 ... 85 °C (-13 ... 185 °F)
Mechanical specifications
Connection type terminal compartment
Core cross-section up to 2.5 mm
Housing material PA 6.6 / metal
Sensing face PA 6.6
Housing base plastic
Degree of protection IP67
Compliance with standards and
directives
Standard conformity
Standards
Approvals and certificates
Protection class II
Rated insulation voltage U
Rated impulse withstand voltage U
UL approval cULus Listed, General Purpose
CCC approval Ue 75VDC - 250VDC Ue 75VAC - 230VAC
Al
304
Brass
) 20 a
M
0.37
0.73
0.4
0 ... 32.4 mm
a
DC, 0 ... 100 Hz
≤ 8 V (typ. 3 V) AC operation
0 ... 3000 mA
5 ... 500 mA
L
≤ 1.5 mA
r
≤ 300 ms
v
20 ... 300 V DC / 20 ... 253 V AC
B
2
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
230 V
i
2.5 kV
imp
"For use in NFPA 79 Applications only"
For overcurrent protection, install a fuse with a rated current of
max. 3 A and at least 300 V AC/DC
Release date: 2017-11-02 09:41 Date of issue: 2017-11-02 248045_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Inductive sensor NBN40-U2-UU
Dimensions
LED ye
LED gn
LED ye
Electrical Connection
NC
½” NPT
118
6046
1
2
3
4
L
AC/DC
N
5.3
40
30
40
NO
1
2
3
4
L
AC/DC
N
Note
The sensor is designed for individual operation. A series or parallel connection of sensors is not permissible.
Release date: 2017-11-02 09:41 Date of issue: 2017-11-02 248045_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
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