NJ3-18GK-S1N - Inductive sensor | NJ3-18GK-S1N - Quad Industry GmbH

Артикул: NJ3-18GK-S1N
Наименование: Inductive sensor | NJ3-18GK-S1N
Производитель: Pepperl-Fuchs



  • 3 mm flush in ST37 / 1.0037
  • Usable up to SIL 3 acc. to IEC 61508

Datasheet as PDF in following languages:


Technical Data: NJ3-18GK-S1N

General specifications
Switching element functionNAMUR, NO
Rated operating distance3 mm
Installationflush in mild steel
Output polaritySafety Function
Assured operating distance0 ... 2.4 mm
Reduction factor rAl 1
Reduction factor rCu 1
Reduction factor r304 0
Safety Integrity Level (SIL)up to SIL3 acc. to IEC 61508 Danger! In safety-related applications the sensor must be operated with a qualified fail safe interface from Pepperl+Fuchs, such as KFD2-SH-EX1.
Consider the "exida Functional Safety Assessment" document which is available on www.pepperl-fuchs.com as an integral part of this product's documentation.
Nominal ratings
Nominal voltage8 V DC
Switching frequency0 ... 200 Hz
Hysteresistyp. 0.1 %
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detected≤ 1 mA
Measuring plate detected≥ 3 mA
Functional safety related parameters
MTTFd7660 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Approvals and certificates
FM approval
Control drawing116-0165F
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 В°C (-13 ... 212 В°F)
Mechanical specifications
Connection typecable silicon , 2 m
Core cross-section0.75 mm2
Housing materialHostalen PPN, black
Sensing faceHostalen PPN, black
Housing diameter18 mm
Protection degreeIP68
Noteonly for non-ferrous metal
General information
Use in the hazardous areasee instruction manuals
Category1G; 2G; 3G; 1D


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