Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NBN40-U1K-N0

NBN40-U1K-N0
  • Sensor head bidirectional and rotatable
  • 40 mm non-flush


NAMUR sensors must be operated with approved switch amplifiers. Please find suitable devices below:

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  NBN40-U1K-N0

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Rated operating distance40 mm
Installationnon-flush
Assured operating distance0 ... 32.4 mm
Actual operating distance36 ... 44 mm
Reduction factor rAl 0.45
Reduction factor rCu 0.45
Reduction factor r304 0.8
Output type2-wire
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kΩ)
Switching frequency0 ... 100 Hz
Hysteresis1 ... 15 typ. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionyes
Current consumption
Measuring plate not detected≥ 3 mA
Measuring plate detected≤ 1 mA
Switching state indicatorLED, yellow
Functional safety related parameters
MTTFd1415 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Compliance with standards and directives
Standard conformity
NAMUREN 60947-5-6:2000
IEC 60947-5-6:1999
Electromagnetic compatibilityNE 21:2007
StandardsEN 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
EAC conformityTR CU 012/2011
UL approval
Ordinary LocationE87056
Hazardous LocationE501628
Control drawing116-0451
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
Storage temperature-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection typescrew terminals
Information for connectionA maximum of two conductors with the same core cross section may be mounted on one terminal connection!
tightening torque 1.2 Nm + 10 %
Core cross-sectionup to 2.5 mm2
Minimum core cross-sectionwithout wire end ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
Maximum core cross-sectionwithout wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Connection (system side)screw terminals , M20 x 1.5 cable gland , usable thread length 9.1 mm , screw-in depth max. 9.1 mm
Housing materialPA
Sensing facePA
Degree of protectionIP66 / IP68 / IP69K
Mass225 g
NoteTightening torque: 1.8 Nm (housing)
General information
Use in the hazardous areasee instruction manuals

Documents: NBN40-U1K-N0

Instruction manualsLanguageFile TypeFile Size
ИнструкцииBULPDF183 KB
Návod k poużitíCZEPDF175 KB
Instruktions manualDANPDF173 KB
Instruction manualENGPDF174 KB
KasutusjuhendESTPDF167 KB
KäyttöohjeFINPDF167 KB
Manuel d'instructionsFRAPDF176 KB
BetriebsanleitungGERPDF174 KB
Οδηγίες χρήσηςGREPDF184 KB
HandleidingHOLPDF174 KB
Instruction manual / BetriebsanleitungHRVPDF171 KB
Használati útmutatóHUNPDF177 KB
Manuale di istruzioniITAPDF175 KB
Lietošanas pamācībaLAVPDF172 KB
Instrukciju vadovasLITPDF175 KB
Instrukcja obsługiPOLPDF176 KB
Manual de instruçõesPORPDF176 KB
Manual de utilizareRONPDF177 KB
Návod na poużitieSLKPDF175 KB
Navodila za uporaboSLVPDF172 KB
Manual de instruccionesSPAPDF238 KB
ManualSWEPDF171 KB
Technical information
Installation conditionsENGPDF196 KB
EinbaubedingungenGERPDF133 KB

Approvals+Certificates: NBN40-U1K-N0

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-1716APDF350 KB
Certificates
Canada USA CSA Ordinary Location1007121PDF99 KB
Canada USA UL Hazardous LocationE501628:1:1PDF405 KB
Canada USA UL Ordinary Location20171221-E87056PDF410 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 00 ATEX 2032 XPDF29293 KB
Europe Pepperl+Fuchs Certificate ATEX Category 3PF13CERT2895XPDF495 KB
Russia NANIO "CCVE"TC RU C-DE.AA87.B.00394PDF3971 KB
Worldwide PTB IECEx iaIECEx PTB 11.0021XLINK---
Control drawings
Control drawing UL / Control drawing UL   PDF294 KB

Associated Products: NBN40-U1K-N0

Accessories

Mounting aid for VariKont and +U1+ fa

1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as signal splitter (1 input and 2 outputs), Relay contact output, Fault relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508pa

Single-channel terminal amplifier with line breakage detection, input for NAMUR sensors, DC 24 V supply voltage, standardized interface to prevent signal transmission errors, switching state display, LED yellowfa
Modular mounting bracket fa
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