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Inductive sensor NBN3-F31K-Z8
Technical Data
General specifications
Switching function 2 x normally open (NO)
Output type Two-wire
Rated operating distance sn3 mm
Installation flush mountable
Output polarity DC
S
Model Number
NBN3-F31K-Z8
Features
• Direct mounting on standard actuators
• Compact and stable housing
• Fixed setting
Accessories
BT65A
Activator for F31 series
BT65X
Activator for F31 series
BT115A
Activator for F31 series
BT115X
Activator for F31 series
BT65B
Activator for F31 series
BT115B
Activator for F31 series
Assured operating distance s
Actual operating distance sr2.7 ... 3.3 mm typ. 3 mm
Reduction factor r
Reduction factor rCu 0.4
Reduction factor r
Reduction factor r
Output type 4-wire
Nominal ratings
Operating voltage UB6 ... 60 V DC
Switching frequency f 0 ... 500 Hz
Hysteresis H typ. 5 %
Reverse polarity protection reverse polarity tolerant
Short-circuit protection pulsing
Voltage drop Ud≤ 5.5 V
Operating current I
Lowest operating current I
Off-state current I
Time delay before availability t
Switching state indicator LED, yellow
Limit data
Tightening torque, fastening screws 0.4 Nm
Functional safety related parameters
MTTFd 570 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 70 °C (-13 ... 158 °F)
Mechanical specifications
Connection (system side) Cage tension spring terminals
Core cross-section (system side) 1.5/2.5 mm2 flexible/rigid
Housing material PBT
Sensing face PBT
Degree of protection IP67
Mass 174 g
Tightening torque, housing screws 1 Nm
Tightening torque, cable gland M20 x 1.5 ; ≤ 7 Nm
Compliance with standards and
directives
Standard conformity
Standards
Approvals and certificates
UL approval cULus Listed, General Purpose, Class 2 Power Source
CCC approval Certified by China Compulsory Certification (CCC)
0.5
Al
1
304
1.1
St37
Dimensions
0 ... 2.43 mm
a
4 ... 100 mA
L
4 mA
m
0.5 ... 0.9 mA typ. 0.65 mA
r
≤ 40 ms
v
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
65
I
40
35
II
95
11
14
5.4
9
M20 x 1.5
S
77.5
LED
7
30
Release date: 2018-08-09 09:53 Date of issue: 2018-08-09 282690_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
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Inductive sensor NBN3-F31K-Z8
Electrical Connection
Z8
S
4
I
5
1
II
2
I
I
II
Release date: 2018-08-09 09:53 Date of issue: 2018-08-09 282690_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2