Pepperl Fuchs NBB4-12GM50-EI Data Sheet
Inductive sensor NBB4-12GM50-EI
Technical Data
General specifications
Output type Digital current output
Model Number
NBB4-12GM50-EI
Features
•4 mm flush
• Extended temperature range
-40 ... +85 °C
• Digital current output
Accessories
BF 12
Mounting flange, 12 mm
EXG-12
Quick mounting bracket with dead stop
Rated operating distance s
Installation flush
Output polarity DC
Assured operating distance sa0 ... 3.24 mm
Actuating element mild steel, e. g. 1.0037, SR235JR (formerly St37-2)
Reduction factor rAl 0.4
Reduction factor r
Reduction factor r
Reduction factor r
Output type 3-wire
Nominal ratings
Operating voltage UB9 ... 30 V DC
Switching frequency f 0 ... 1800 Hz
Hysteresis H 2 ... 15 %
Reverse polarity protection reverse polarity protected
Short-circuit protection yes
Temperature drift ≤ 10 %
Time delay before availability t
Load resistor 100 ... 250 Ohm
Switching state indicator LED, yellow
Functional safety related parameters
MTTFd 1601 a
Mission Time (T
Diagnostic Coverage (DC) 0 %
Digital output
Output type object detected: 10 mA ± 1 mA
Ambient conditions
Ambient temperature -40 ... 85 °C (-40 ... 185 °F)
Storage temperature -40 ... 85 °C (-40 ... 185 °F)
Mechanical specifications
Connection type cable PUR , 2 m
Core cross-section 3 x 0.34 mm
Housing material brass, nickel-plated
Sensing face PBT
Degree of protection IP68 / IP69K
General information
Scope of delivery 2 self locking nuts in scope of delivery
Compliance with standards and directives
Stan dard conf ormit y
Sta ndar ds
Approvals and certificates
UL approval cULus Listed, General Purpose, Class 2 Power Source
0.3
Cu
0.7
304
0.45
Brass
) 20 a
M
4 mm
n
12 mm x 12 mm x 1 mm
≤ 5 ms
v
object not detected: 5 mA ± 1 mA
2
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
Dimensions
Electrical Connection
M12 x 1
4
17
LED
BN
I
BK
I
BU
50
L+
L-
Release date: 2017-04-11 11:54 Date of issue: 2017-04-11 281547_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Inductive sensor NBB4-12GM50-EI
Characteristic Curves
Sensor signal
I [mA]
Short circuit sensor signal I to
power supply L+
I
High
I
Low
Object detected
Object not detected
S
n
Sensor dampened
Sensor not dampened
- Disconnection sensor-GND /
power supply L+ / sensor signal
- Short circuit sensor signal to GND /
power suppy L+ to L-
Distance
S [mm]
Release date: 2017-04-11 11:54 Date of issue: 2017-04-11 281547_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
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