Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NJ20-40-N

NJ20-40-N
  • 20 mm non-flush
  • NAMUR output


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  NJ20-40-N

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Rated operating distance20 mm
Installationnon-flush
Assured operating distance0 ... 16.2 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Output type2-wire
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kΩ)
Switching frequency0 ... 100 Hz
Current consumption
Measuring plate not detectedmin. 3 mA
Measuring plate detected≤ 1 mA
Functional safety related parameters
MTTFd11400 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
StandardsEN IEC 60947-5-2
Approvals and certificates
IECEx approval
Equipment protection level GbIECEx PTB 11.0037X
Equipment protection level DaIECEx PTB 11.0037X
Equipment protection level MbIECEx PTB 11.0037X
ATEX approval
Equipment protection level GbPTB 00 ATEX 2048 X
Equipment protection level DaPTB 00 ATEX 2048 X
UL approvalcULus Listed, General Purpose
CCC approval
Hazardous Location2020322315002258
CML approvalon request
ANZEx18.3018X
Ambient conditions
Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection typeterminal compartment
Core cross sectionup to 2.5 mm2
Housing materialPBT
Sensing facePBT
Degree of protectionIP67
Dimensions
Length95 mm
Diameter40 mm
General information
Use in the hazardous areasee instruction manuals

Classifications

SystemClasscode
ECLASS 13.027274001
ECLASS 12.027274001
ECLASS 11.027270101
ECLASS 10.0.127270101
ECLASS 9.027270101
ECLASS 8.027270101
ECLASS 5.127270101
ETIM 9.0EC002714
ETIM 8.0EC002714
ETIM 7.0EC002714
ETIM 6.0EC002714
ETIM 5.0EC002714
UNSPSC 12.139121550

Details: NJ20-40-N

Product Documentation: NJ20-40-N

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
Instruction manualENGPDF179 KB

Design / Simulation: NJ20-40-N

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP182 KB
CAD Portal / CAD PortalALLLINK---
CAE
CAE EPLAN Data Portal / CAE EPLAN Data PortalALLLINK---
EPLAN macro EDZ / EPLAN Makro EDZALLEDZ61 KB

Approvals: NJ20-40-N

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Australia AU Test Safe Group IANZEx 18.3018XALLPDF4026 KB
BR Brasil TUV Rheinland Brazil Ex ia Ex ibTÜV 13.1123 XALLPDF1438 KB
Canada USA UL Ordinary LocationUL-US-L87056-11-41301991-3 / UL-CA-L87056-31-41301991-3ALLPDF1806 KB
China SITIIAS CCC Ex Certificate2020322315002258 (Mannheim)ALLPDF3638 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 00 ATEX 2048 XALLPDF12880 KB
Japan CML Ex iaCML 23JPN2306XALLPDF307 KB
United Arab Emirates SGS Ex ia24-06-114913/E24-06-118749/NB0002ALLPDF848 KB
United Kingdom CML UKEX Category I M2 UKEX Category II 2 G UKEX Category II 1 D UKEX Category II 1 GCML 21UKEX21166XALLPDF541 KB
Worldwide PTB IECEx iaIECEx PTB 11.0037XALLLINK---
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-5073AALLPDF1313 KB
UK Declaration of Conformity (P+F)TDOC-6559AENGENGPDF1311 KB

Associated Products: NJ20-40-N

Accessories
Mounting flange, 40 mmfa

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