Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NCB20-L2-N0-V1

NCB20-L2-N0-V1
  • Sensor head bidirectional and rotatable
  • 20 mm flush
  • Quick mounting bracket
  • 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  NCB20-L2-N0-V1

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Rated operating distance20 mm
Installationflush
Assured operating distance0 ... 16.2 mm
Actual operating distance18 ... 22 mm
Reduction factor rAl 0.33
Reduction factor rCu 0.31
Reduction factor r304 0.74
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kΩ)
Switching frequency0 ... 300 Hz
Hysteresistyp. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionyes
Current consumption
Measuring plate not detected≥ 2.2 mA
Measuring plate detected≤ 1 mA
Switching state indicatorLED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
MTTFd1660 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 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
IECEx approval
Equipment protection level GaIECEx PTB 11.0021X
Equipment protection level GbIECEx PTB 11.0021X
Equipment protection level DaIECEx PTB 11.0021X
Equipment protection level Dc (tc)IECEx TUR 21.0020X
Equipment protection level MbIECEx PTB 11.0021X
ATEX approval
Equipment protection level GaPTB 00 ATEX 2032 X
Equipment protection level GbPTB 00 ATEX 2032 X
Equipment protection level DaPTB 00 ATEX 2032 X
Equipment protection level Dc (tc)TÜV 20 ATEX 8526 X
Protection classII
Rated insulation voltage253 V
Rated impulse withstand voltage4000 V
UL approval
Ordinary LocationE87056
Hazardous LocationE501628
Control drawing116-0451
CCC approval
Hazardous Location2020322315002302
NEPSI approval
NEPSI certificateGYJ16.1394X
CML approvalon request
ANZEx19.3001X
Marine approvalDNVGL TAA00001A5
Ambient conditions
Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
Storage temperature-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection typeConnector plug
Housing materialPA
Sensing facePA
Degree of protectionIP66 / IP69K
Connector
ThreadingM12 x 1
Number of pins4
Mass130 g
Dimensions
Height40 mm
Width40 mm
Length67 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: NCB20-L2-N0-V1

Product Documentation: NCB20-L2-N0-V1

Language Selection:
Product informationLanguageFile TypeFile Size
Technical informationENGPDF158 KB
Safety and Security Documentation
Instruction manualENGPDF195 KB

Design / Simulation: NCB20-L2-N0-V1

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP381 KB
CAD Portal / CAD PortalALLLINK---
CAE
CAE EPLAN Data Portal / CAE EPLAN Data PortalALLLINK---
EPLAN macro EDZ / EPLAN Makro EDZALLEDZ70 KB

Approvals: NCB20-L2-N0-V1

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
- DNV MarineTAA00001A5 Rev. No: 4ALLPDF164 KB
Australia Test SafeANZEx 19.3001XALLPDF6749 KB
Canada USA UL Hazardous LocationE501628:1:1ALLPDF412 KB
Canada USA UL Ordinary LocationUL-CA-2119599-1 / UL-US-2123898-1ALLPDF547 KB
China SITIIAS CCC Ex Certificate2020322315002302 (Bintan)ALLPDF3759 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 00 ATEX 2032 XALLPDF12357 KB
Europe TUV Rheinland ATEX tc 3DTÜV 20 ATEX 8526 XALLPDF220 KB
Japan CML Ex iaCML 21JPN2712XALLPDF468 KB
Pepperl+Fuchs Declaration of Conformity Functional SafetyPF 10 CERT 1666AALLPDF1501 KB
United Kingdom CML UKEX Category I M2 UKEX Category II 2 G UKEX Category II 1 D UKEX Category II 1 GCML 21UKEX2975XALLPDF420 KB
Worldwide PTB IECEx iaIECEx PTB 11.0021XALLLINK---
Worldwide TUV Rheinland IECEx tcIECEx TUR 21.0020XALLLINK---
Control Drawings
Control drawing UL / Control drawing UL   ALLPDF294 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-5061AALLPDF1335 KB
UK Declaration of Conformity (P+F)TDOC-6551AENGENGPDF1329 KB

Associated Products: NCB20-L2-N0-V1

Accessories

Female cordset single-ended M12 straight A-coded, 2-pin, PUR cable blue, NAMURfa

Female cordset single-ended M12 angled A-coded, 2-pin, PUR cable blue, NAMURfa

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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