PEPPERL+FUCHS Inductive proximity sensors are the preferred choice for the majority of applications requiring accurate, non-contact detection of metallic objects in machinery or automation equipment. As a pioneer and market leader, Pepperl+Fuchs offers innovative, high quality inductive sensors to meet the needs of the worldwide automation and process control markets. Our experience, flexibility and customer focus continues to allow us to offer custom designed solutions for the most unique and demanding applications.

General specifications
Switching function		Normally closed (NC)
Output type		NAMUR
Rated operating distance		20 mm
Installation		flush
Assured operating distance		0 … 16.2 mm
Actual operating distance		18 … 22 mm
Reduction factor r_Al		0.33
Reduction factor r_Cu		0.31
Reduction factor r₃₀₄		0.74
Nominal ratings
Nominal voltage		8.2 V (R_i approx. 1 kΩ)
Switching frequency		0 … 300 Hz
Hysteresis		typ. 5 %
Reverse polarity protection		reverse polarity protected
Short-circuit protection		yes
Current consumption
	Measuring plate not detected	≥ 2.2 mA
	Measuring plate detected	≤ 1 mA
Switching state indicator		LED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 2
MTTF_d		1660 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 11.0021X
	Equipment protection level Gb	IECEx PTB 11.0021X
	Equipment protection level Da	IECEx PTB 11.0021X
	Equipment protection level Dc (tc)	IECEx TUR 21.0020X
	Equipment protection level Mb	IECEx PTB 11.0021X
ATEX approval
	Equipment protection level Ga	PTB 00 ATEX 2032 X
	Equipment protection level Gb	PTB 00 ATEX 2032 X
	Equipment protection level Da	PTB 00 ATEX 2032 X
	Equipment protection level Dc (tc)	TÜV 20 ATEX 8526 X
Protection class		II
	Rated insulation voltage	253 V
	Rated impulse withstand voltage	4000 V
UL approval
	Ordinary Location	E87056
	Hazardous Location	E501628
	Control drawing	116-0451
CCC approval
	Hazardous Location	2020322315002302
NEPSI approval
	NEPSI certificate	GYJ16.1394X
CML approval		on request
ANZEx		19.3001X
Marine approval		DNVGL TAA00001A5
Ambient conditions
Ambient temperature		-25 … 100 °C (-13 … 212 °F)
Storage temperature		-40 … 100 °C (-40 … 212 °F)
Mechanical specifications
Connection type		Connector plug
Housing material		PA
Sensing face		PA
Degree of protection		IP66 / IP69K
Connector
	Threading	M12 x 1
	Number of pins	4
Mass		130 g
General information
Use in the hazardous area		see instruction manuals

Associated Products: NCB20-L2-N0-V1

Accessories

	V1-G-N-2M-PUR Cable connector, NAMUR
	Female cordset single-ended M12 straight A-coded, 2-pin, PUR cable blue, NAMUR

	V1-W-N-2M-PUR Cable connector, NAMUR
	Female cordset single-ended M12 angled A-coded, 2-pin, PUR cable blue, NAMUR

	KCD2-E2L Sensor output interface terminal
	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 yellow