Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NBN3-F31K-E8-K

NBN3-F31K-E8-K
  • Direct mounting on standard actuators
  • Fixed setting
  • LED for power on
  • LEDs for switching state of sensor and solenoid valve

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  NBN3-F31K-E8-K

General specifications
Switching function2 x normally open (NO)
Output typePNP
Rated operating distance3 mm
Installationflush mountable
Output polarityDC
Assured operating distance0 ... 2.43 mm
Actual operating distance2.7 ... 3.3 mm typ.
Reduction factor rAl 0.5
Reduction factor rCu 0.4
Reduction factor r304 1
Reduction factor rSt37 1.2
Output type4-wire
Nominal ratings
Operating voltage10 ... 30 V DC
Switching frequency0 ... 500 Hz
Hysteresistyp. 5 %
Reverse polarity protectionall connections
Short-circuit protectionpulsing
Voltage drop≤ 3 V
Operating current0 ... 100 mA
Off-state current0 ... 0.5 mA typ. 0.1 µA
No-load supply current≤ 25 mA
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow
Valve status indicatorLED, yellow
Functional safety related parameters
MTTFd780 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Valve circuit
Voltagemax. 32 V DC
Currentmax. 240 mA
Short-circuit protectionno
Reverse polarity protectionyes, with reversed output LED is out of function, therfore more power for solenoid valve
Compliance with standards and directives
Standard conformity
StandardsEN IEC 60947-5-2
Approvals and certificates
UL approvalcULus Listed, General Purpose
CCC approvalCCC approval / marking not required for products rated ≤36 V
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
Connection (valve side)Cage tension spring terminals
Core cross section (valve side)1.5/2.5 mm2 flexible/rigid
Housing materialPBT
Sensing facePBT
Degree of protectionIP67
Tightening torque, fastening screws4 Nm ... 5 Nm
Tightening torque, housing screws1 Nm
Tightening torque, cable glandM20 x 1.5 ; max. 7 Nm
M12 x 1.5 ; max. 1.5 Nm
Dimensions
Height35.5 mm
Width65 mm
Length77.5 mm

Classifications

SystemClasscode
ECLASS 13.027273901
ECLASS 12.027273901
ECLASS 11.027220501
ECLASS 10.0.127220501
ECLASS 9.027220501
ECLASS 8.027220501
ECLASS 5.127220501
ETIM 9.0EC002714
ETIM 8.0EC002714
ETIM 7.0EC002714
ETIM 6.0EC002714
ETIM 5.0EC002714
UNSPSC 12.139121550

Details: NBN3-F31K-E8-K

Design / Simulation: NBN3-F31K-E8-K

Language Selection:
CADLanguageFile TypeFile Size
CAD Portal / CAD PortalALLLINK---
CAD-files 3-D / CAD-Dateien 3-DALLSTP989 KB
CAE
CAE EPLAN Data Portal / CAE EPLAN Data PortalALLLINK---
CAE EPLAN macro EDZ / CAE EPLAN Makro EDZALLEDZ217 KB

Approvals: NBN3-F31K-E8-K

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Canada USA UL Ordinary LocationUL-US-L87056-11-41301991-3 / UL-CA-L87056-31-41301991-3ALLPDF1806 KB
China Information on CCCCCC-Exempt Declaration (Pepperl+Fuchs)ALLPDF457 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-2576BALLPDF1218 KB
UK Declaration of Conformity (P+F)TDOC-6015_ENGENGPDF1285 KB

Associated Products: NBN3-F31K-E8-K

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