Pepperl Fuchs NBB8-18GM50-E2-3G-3D Data Sheet
Inductive sensor NBB8-18GM50-E2-3G-3D
Technical Data
General specifications
Switching function Normally open (NO)
Output type PNP
Rated operating distance sn8 mm
Installation flush
Output polarity DC
Model Number
NBB8-18GM50-E2-3G-3D
Features
• Increased operating distance
•8 mm flush
• ATEX-approval for zone 2 and zone 22
Accessories
BF 18
Mounting flange, 18 mm
EXG-18
Quick mounting bracket with dead stop
Assured operating distance s
Reduction factor rAl 0.45
Reduction factor r
Reduction factor r
Output type 3-wire
Nominal ratings
Operating voltage UB10 ... 30 V DC
Switching frequency f 0 ... 500 Hz
Hysteresis H typ. 5 %
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Voltage drop Ud≤ 3 V
Design data
Operating current I
Off-state current I
No-load supply current I
Time delay before availability t
Switching state indicator LED, yellow
Functional safety related parameters
MTTFd 2240 a
Mission Time (T
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 70 °C (-13 ... 158 °F)
Mechanical specifications
Connection type cable PVC , 2 m
Core cross-section 0.34 mm
Housing material brass, nickel-plated
Sensing face PBT
Degree of protection IP66 / IP67
Cable
Bending radius
General information
Use in the hazardous area see instruction manuals
Category
Compliance with standards and
directives
Standard conformity
Standards
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
0.4
Cu
0.7
304
) 20 a
M
Dimensions
0 ... 6.48 mm
a
0 ... 200 mA
L
0 ... 0.5 mA typ. 0.1 µA at 25 °C
r
≤ 15 mA
0
≤ 20 ms
v
2
> 10 x cable diameter
3G; 3D
EN 60947-5-2:2007
IEC 60947-5-2:2007
Release date: 2017-06-26 09:54 Date of issue: 2018-02-16 123969_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
Electrical Connection
BN
BK
BU
M18 x 1
4
50
24
47
LED
L+
L-
1
Inductive sensor NBB8-18GM50-E2-3G-3D
Equipment protection level Gc (nA)
Certificate PF 15CERT3754 X
CE marking
ATEX marking ¬ II 3G Ex nA IIC T6 Gc
Standards EN 60079-0:2012+A11:2013, EN 60079-15:2010
The Ex-related marking can also be printed on the enclosed label.
Ignition protection category "n"
Use is restricted to the following stated conditions
Special conditions
Maximum operating current I
Maximum operating voltage U
L
Bmax
Maximum permissible ambient temperature T
at U
at U
=30 V, IL=200 mA
Bmax
=30 V, IL=100 mA
Bmax
The maximum permissible load current must be restricted to the values given in the following list. High load currents
and load short-circuits are not permitted.
The maximum permissible operating voltage UB max is restricted to the values in the following list. Tolerances are
not permissible.
dependant of the load current I
Umax
Information can be taken from the following list.
and the max. operating voltage U
L
47 °C (116.6 °F)
52 °C (125.6 °F)
Equipment protection level Dc
CE marking
ATEX marking ¬ II 3D IP67 T 92 °C (197.6 °F) X
Standards EN 50281-1-1
Protection via housing
Use is restricted to the following stated conditions
Special conditions
Maximum heating (Temperature rise)
at U
at U
=30 V, IL=200 mA
Bmax
=30 V, IL=100 mA
Bmax
dependant of the load current IL and the max. operating voltage U
Information can be taken from the following list. The maximum surface temperature at maximum ambient
temperature is given in the Ex identification of the apparatus.
22 K
18 K
Equipment protection level Dc (tc)
CE marking
Bmax
Bmax
ATEX marking ¬ II 3D Ex tc IIIC T80°C Dc
Standards EN 60079-0:2012+A11:2013, EN 60079-31:2014
General The corresponding datasheets, declarations of conformity, EC-type examination certificates, certifications, and
The Ex-related marking can also be printed on the enclosed label.
Protection by enclosure "tc" Some of the information in this instruction manual is more specific than the information
provided in the datasheet.
control draw see datasheets), form an integral part of this document. These documents can
be found at The maximum surface temperature of the device was determined without a
layer of dust of the information in this instruction manual is more specific than the
information provided in the datasheet.
Special conditions
Maximum permissible ambient temperature T
at U
at U
=30 V, IL=200 mA
Bmax
=30 V, IL=100 mA
Bmax
dependant of the load current I
Umax
Information can be taken from the following list.
47 °C (116.6 °F)
52 °C (125.6 °F)
and the max. operating voltage U
L
Bmax
Release date: 2017-06-26 09:54 Date of issue: 2018-02-16 123969_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
Loading...