Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NJ8-18GK-N-20M

NJ8-18GK-N-20M
  • Comfort series
  • 8 mm non-flush
  • Usable up to SIL 2 acc. to IEC 61508


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  NJ8-18GK-N-20M

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Rated operating distance8 mm
Installationnon-flush
Assured operating distance0 ... 6.48 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Output type2-wire
Nominal ratings
Nominal voltage8 V
Switching frequency0 ... 200 Hz
Hysteresistyp. %
Current consumption
Measuring plate not detectedmin. 3 mA
Measuring plate detected≤ 1 mA
Compliance with standards and directives
Standard conformity
NAMUREN 60947-5-6:2000
IEC 60947-5-6:1999
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 approvalcULus Listed, General Purpose
CSA approvalcCSAus Listed, General Purpose
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection typecable PVC , 20 m
Core cross-section0.75 mm2
Housing materialPBT/PPS
Sensing facePBT
Degree of protectionIP66 / IP68
Cable
Cable diameter6 mm ± 0.2 mm
Bending radius> 10 x cable diameter
General information
Use in the hazardous areasee instruction manuals

Documents: NJ8-18GK-N-20M

Instruction manualsLanguageFile TypeFile Size
ИнструкцииBULPDF166 KB
Návod k poużitíCZEPDF159 KB
Instruktions manualDANPDF157 KB
Instruction manualENGPDF159 KB
KasutusjuhendESTPDF153 KB
KäyttöohjeFINPDF152 KB
Manuel d'instructionsFRAPDF160 KB
BetriebsanleitungGERPDF159 KB
Οδηγίες χρήσηςGREPDF168 KB
HandleidingHOLPDF158 KB
Instruction manual / BetriebsanleitungHRVPDF156 KB
Használati útmutatóHUNPDF161 KB
Manuale di istruzioniITAPDF159 KB
Lietošanas pamācībaLAVPDF157 KB
Instrukciju vadovasLITPDF159 KB
Instrukcja obsługiPOLPDF160 KB
Manual de instruçõesPORPDF160 KB
Manual de utilizareRONPDF161 KB
Návod na poużitieSLKPDF160 KB
Navodila za uporaboSLVPDF156 KB
Manual de instruccionesSPAPDF221 KB
ManualSWEPDF156 KB

Approvals+Certificates: NJ8-18GK-N-20M

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0922BPDF266 KB
Certificates
Canada USA CSA Ordinary Location1007121PDF99 KB
Canada USA UL Ordinary Location20170306-E87056PDF407 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 00 ATEX 2048 XPDF29071 KB
Russia NANIO "CCVE"TC RU C-DE.AA87.B.00394PDF3971 KB
Worldwide PTB IECEx iaIECEx PTB 11.0037XLINK---

Associated Products: NJ8-18GK-N-20M

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