Datasheet

1
Inductive sensor NBB20-L2-A2-V1-3G-3D
Release date: 2018-11-13 10:42 Date of issue: 2018-11-13 129869_eng.xml
Germany: [phone]Pepperl+Fuchs Group
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
USA: [phone] Singapore: [phone]
www.pepperl-fuchs.com [e-mail] [e-mail]
[e-mail]
Model Number
NBB20-L2-A2-V1-3G-3D
Features
• Sensor head bidirectional and
rotatable
• 20 mm flush
•4-wire DC
• Quick mounting bracket
•4-way LED indicator
• ATEX-approval for zone 2 and zone 22
Accessories
MHW 01
Modular mounting bracket
MH 02-L
Mounting aid
Technical Data
General specifications
Switching function complementary
Output type PNP
Rated operating distance s
n
20 mm
Installation flush
Output polarity DC
Assured operating distance s
a
0 ... 16.2 mm
Actual operating distance s
r
18 ... 22 mm
Reduction factor r
Al
0.33
Reduction factor r
Cu
0.31
Reduction factor r
304
0.74
Reduction factor r
Brass
0.41
Output type 4-wire
Nominal ratings
Operating voltage U
B
10 ... 30 V DC
Switching frequency f 0 ... 150 Hz
Hysteresis H typ. 5 %
Reverse polarity protection reverse polarity protected
Short-circuit protection pulsing
Voltage drop U
d
≤ 2 V
Design data
Operating current I
L
0 ... 200 mA
Off-state current I
r
0 ... 0.5 mA
No-load supply current I
0
≤ 20 mA
Time delay before availability t
v
80 ms
Operating voltage indicator LED, green
Switching state indicator LED, yellow
Functional safety related parameters
MTTF
d
1239 a
Mission Time (T
M
) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 85 °C (-13 ... 185 °F)
Storage temperature -40 ... 85 °C (-40 ... 185 °F)
Mechanical specifications
Connection type Connector plug M12 x 1 , 4-pin
Housing material PA
Sensing face PA
Degree of protection IP69K
Mass 130 g
General information
Use in the hazardous area see instruction manuals
Category
3G; 3D
Compliance with standards and
directives
Standard conformity
Standards
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
Approvals and certificates
Protection class II
Rated insulation voltage U
i
253 V
Rated impulse withstand voltage U
imp
4000 V
UL approval cULus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated ≤36 V
Dimensions
5.5
ø 5.5
4
67
M12 x 1
7
28
40
30 20
60
46
40
LED yeLED gnLED ye
LED gn