Serviceline Industrial Sensors
Serviceline Explosion Protection

Inductive sensor NCB8-18GM40-N0-OG

NCB8-18GM40-N0-OG
  • 8 mm 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  NCB8-18GM40-N0-OG

General specifications
Switching functionNormally closed (NC)
Output typeNAMUR
Rated operating distance8 mm
Installationflush
Assured operating distance0 ... 6.48 mm
Actual operating distance7.2 ... 8.8 mm typ. 8 mm
Reduction factor rAl 0.39
Reduction factor rCu 0.36
Reduction factor r304 0.71
Output type2-wire
Nominal ratings
Nominal voltage8.2 V (Ri approx. 1 kΩ)
Switching frequency0 ... 1500 Hz
Hysteresis1 ... 15 typ. 5 %
Reverse polarity protectionreverse polarity protected
Short-circuit protectionyes
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detectedmin. 2.2 mA
Measuring plate detected≤ 1 mA
Switching state indicatorall direction LED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
MTTFd2660 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
IECEx approval
Equipment protection level GaIECEx PTB 11.0037X
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 GaPTB 00 ATEX 2048 X
Equipment protection level GbPTB 00 ATEX 2048 X
Equipment protection level DaPTB 00 ATEX 2048 X
UL approval
Ordinary LocationE87056
Hazardous LocationE501628
Control drawing116-0452
CML approvalon request
ANZEx18.3018X
Ambient conditions
Ambient temperature-25 ... 80 °C (-13 ... 176 °F)
Storage temperature-40 ... 80 °C (-40 ... 176 °F)
Mechanical specifications
Connection typecable PUR (halogen-free) , 2 m blue , Oil resistant , Flame-retardant as per IEC 60332-1
Mud-resistant according to IEC61892-4, appendix D
Flexible at temperatures as low as -40 °C
Core cross section2x 1 mm2 , black
Housing materialStainless steel 1.4305 / AISI 303
Sensing facePBT
Degree of protectionIP66 / IP67
Cable
Bending radius> 5 x cable diameter
MaterialPUR
Length2 m
Dimensions
Length40 mm
Diameter18 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: NCB8-18GM40-N0-OG

Product Documentation: NCB8-18GM40-N0-OG

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
Instruction manualENGPDF184 KB

Design / Simulation: NCB8-18GM40-N0-OG

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP51 KB
CAD Portal / CAD PortalALLLINK---

Approvals: NCB8-18GM40-N0-OG

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 Hazardous LocationE501628:1:2ALLPDF410 KB
Canada USA UL Ordinary LocationUL-US-2019259-2 / UL-CA-2015551-2ALLPDF551 KB
EU PTB ATEX ia 2G, 1G, 1D s. certificatePTB 00 ATEX 2048 XALLPDF12880 KB
Japan CML Ex iaCML 23JPN2306XALLPDF307 KB
Pepperl+Fuchs Declaration of Conformity Functional SafetyPF 10 CERT 1537ALLPDF1483 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---
Control Drawings
Control drawing UL / Control drawing UL   ALLPDF286 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-5066BALLPDF1326 KB
UK Declaration of Conformity (P+F)TDOC-6554AENGENGPDF1319 KB

Associated Products: NCB8-18GM40-N0-OG

Accessories

Universal mounting bracket for cylindrical sensors with a diameter of 5 ... 30 mmfa

Mounting flange, 18 mmfa
Mounting Bracket with swivel nutfa
Plastic mounting adapter, 18 mmfa

Our amplify article gives interesting insights about the development of the new, modern portfolio of inductive proximity sensors from Pepperl+Fuchs. Get the whole story here! 

 

 

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