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NJ8-18GK-SN

Crastin (PBT), black, Type: 2-wire, Installation: non-flush, Voltage: DC, cable silicone , 2 m, IP68

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SKU: PF-250933 Manufacturer part number: 250933

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Overview
Specifications
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Technical data of NJ8-18GK-SN

General specifications
Switching function		Normally closed (NC)
Output type		NAMUR with safety function
Rated operating distance		8 mm
Installation		non-flush
Assured operating distance		0 ... 6.48 mm
Reduction factor r_Al		0.4
Reduction factor r_Cu		0.3
Reduction factor r₃₀₄		0.85
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.
Output type		2-wire
Nominal ratings
Nominal voltage		8.2 V (R_i approx. 1 kΩ)
Switching frequency		0 ... 200 Hz
Current consumption
	Measuring plate not detected	≥ 3 mA
	Measuring plate detected	≤ 1 mA
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 3
MTTF_d		11850 a
Mission Time (T_M)		20 a
Diagnostic Coverage (DC)		0 %
Compliance with standards and directives
Standard conformity
	NAMUR	EN 60947-5-6:2000 IEC 60947-5-6:1999
	Standards	EN 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 Ga	IECEx PTB 11.0092X
	Equipment protection level Gb	IECEx PTB 11.0092X
	Equipment protection level Da	IECEx PTB 11.0092X
	Equipment protection level Mb	IECEx PTB 11.0092X
ATEX approval
	Equipment protection level Ga	PTB 00 ATEX 2049 X
	Equipment protection level Gb	PTB 00 ATEX 2049 X
	Equipment protection level Gc (ic)	PF13CERT2895 X
	Equipment protection level Gc (nA)	PF15CERT3754X
	Equipment protection level Da	PTB 00 ATEX 2049 X
	Equipment protection level Dc (tc)	PF15CERT3774X
EAC conformity		TR CU 012/2011
FM approval
	Control drawing	116-0165
UL approval		cULus Listed, General Purpose
	Ordinary Location	E87056
	Hazardous Location	E501628
	Control drawing	116-0454
CCC approval
	Hazardous Location	2020322315002308
NEPSI approval
	NEPSI certificate	GYJ16.1392X
Ambient conditions
Ambient temperature		-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection type		cable silicone , 2 m
Core cross-section		0.75 mm²
Housing material		Crastin (PBT), black
Sensing face		Crastin (PBT), black
Degree of protection		IP68
Cable
	Cable diameter	6 mm ± 0.2 mm
	Bending radius	> 10 x cable diameter
General information
Use in the hazardous area		see instruction manuals

SKU

PF-250933

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Products specifications

Attribute name	Attribute value
Housing	Thermoplastic
Connection Type	2m SILICON Cable
Size	18mm
Operating Distance	8mm
Output	SAFETY

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Product Files

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Datasheet

250933_eng

Technical data of NJ8-18GK-SN

General specifications
Switching function		Normally closed (NC)
Output type		NAMUR with safety function
Rated operating distance		8 mm
Installation		non-flush
Assured operating distance		0 ... 6.48 mm
Reduction factor r_Al		0.4
Reduction factor r_Cu		0.3
Reduction factor r₃₀₄		0.85
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.
Output type		2-wire
Nominal ratings
Nominal voltage		8.2 V (R_i approx. 1 kΩ)
Switching frequency		0 ... 200 Hz
Current consumption
	Measuring plate not detected	≥ 3 mA
	Measuring plate detected	≤ 1 mA
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 3
MTTF_d		11850 a
Mission Time (T_M)		20 a
Diagnostic Coverage (DC)		0 %
Compliance with standards and directives
Standard conformity
	NAMUR	EN 60947-5-6:2000 IEC 60947-5-6:1999
	Standards	EN 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 Ga	IECEx PTB 11.0092X
	Equipment protection level Gb	IECEx PTB 11.0092X
	Equipment protection level Da	IECEx PTB 11.0092X
	Equipment protection level Mb	IECEx PTB 11.0092X
ATEX approval
	Equipment protection level Ga	PTB 00 ATEX 2049 X
	Equipment protection level Gb	PTB 00 ATEX 2049 X
	Equipment protection level Gc (ic)	PF13CERT2895 X
	Equipment protection level Gc (nA)	PF15CERT3754X
	Equipment protection level Da	PTB 00 ATEX 2049 X
	Equipment protection level Dc (tc)	PF15CERT3774X
EAC conformity		TR CU 012/2011
FM approval
	Control drawing	116-0165
UL approval		cULus Listed, General Purpose
	Ordinary Location	E87056
	Hazardous Location	E501628
	Control drawing	116-0454
CCC approval
	Hazardous Location	2020322315002308
NEPSI approval
	NEPSI certificate	GYJ16.1392X
Ambient conditions
Ambient temperature		-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection type		cable silicone , 2 m
Core cross-section		0.75 mm²
Housing material		Crastin (PBT), black
Sensing face		Crastin (PBT), black
Degree of protection		IP68
Cable
	Cable diameter	6 mm ± 0.2 mm
	Bending radius	> 10 x cable diameter
General information
Use in the hazardous area		see instruction manuals

SKU

PF-250933

Products specifications

Attribute name	Attribute value
Housing	Thermoplastic
Connection Type	2m SILICON Cable
Size	18mm
Operating Distance	8mm
Output	SAFETY