Pepperl+Fuchs NCN3-F31K-N4 222679

Manufacturer

Pepperl+Fuchs

Name

NCN3-F31K-N4

Part number

222679

Country

Germany

Type

Inductive sensor

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General specifications
Switching function	2 x normally closed (NC)
Output type	NAMUR
Rated operating distance	3 mm
Installation	flush mountable
Assured operating distance	0 ... 2.4 mm
Actual operating distance	2.7 ... 3.3 mm typ.
Actuating element	Stainless steel 1.4305 / AISI 303 8.5 mm x 8.5 mm x 0.5 mm
Reduction factor rAl	0.5
Reduction factor rCu	0.4
Reduction factor r304	1
Reduction factor rSt37	1.3
Reduction factor rBrass	0.6
Output type	2-wire
Nominal ratings
Nominal voltage	8 V
Switching frequency	0 ... 3 kHz
Hysteresis	typ. 5 %
Reverse polarity protection	reverse polarity protected
Short-circuit protection	yes
Suitable for 2:1 technology	yes , Reverse polarity protection diode not required
Current consumption
	Measuring plate not detected	&ge, 3 mA
	Measuring plate detected	&le, 1 mA
Time delay before availability	&le, 1.1 ms
Switching state indicator	LED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)	SIL 2
MTTFd	1470 a
Mission Time (TM)	20 a
Diagnostic Coverage (DC)	0 %
Compliance with standards and directives
Standard conformity
	NAMUR	EN 60947-5-6:2000 IEC 60947-5-6:1999
	Electromagnetic compatibility	NE 21:2007
	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
EAC conformity	TR CU 012/2011
UL approval	cULus Listed, General Purpose
CSA approval	cCSAus Listed, General Purpose
CCC approval	CCC approval / marking not required for products rated &le,36 V
Ambient conditions
Ambient temperature	-25 ... 100 °C (-13 ... 212 °F)
Storage temperature	-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection (system side)	Cage tension spring terminals
Core cross-section (system side)	Flexible: 0.2 ... 1.5 mm2 rigid: 0.2 ... 2.5 mm2
Housing material	PBT
Sensing face	PBT
Degree of protection	IP67
Tightening torque, housing screws	1 Nm
Tightening torque, cable gland	M20 x 1.5 , max. 7 Nm
Data for application in connection with hazardous areas
Equipment protection level	Ga , Gb , Gc (ic) Da , Mb
Equipment protection level Ga
Type of protection	intrinsic safety
CE marking	[PD-Z02585A]
Certificates
	Appropriate type	NCN3-F31K-N4...
	ATEX certificate	TÜV 99 ATEX 1479 X
	ATEX marking	II 1G Ex ia IIC T6...T1 Ga
	Standards	EN 60079-0:2012+A11:2013 , EN 60079-11:2012
	IECEx certificate	IECEx TUN 17.0021X
	IECEx marking	Ex ia IIC T6...T1 Ga
	Standards	IEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitance	max. 100 nF The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Effective internal inductance	max. 100 µ,H The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Maximum permissible ambient temperature	Also observe the maximum permissible ambient temperature stated in the general technical data. Keep to the lower of the two values.
	for ATEX	at Ui = 15 V , Ii = 25 mA , Pi = 34 mW , T6 : 55 °C (131 °F) T5 : 65 °C (149 °F) T4 : 95 °C (203 °F) T3 : 95 °C (203 °F) T2 : 95 °C (203 °F) T1 : 95 °C (203 °F) at Ui = 15 V , Ii = 25 mA , Pi = 64 mW , T6 : 55 °C (131 °F) T5 : 65 °C (149 °F) T4 : 95 °C (203 °F) T3 : 95 °C (203 °F) T2 : 95 °C (203 °F) T1 : 95 °C (203 °F) at Ui = 15 V , Ii = 52 mA , Pi = 169 mW , T6 : 45 °C (113 °F) T5 : 60 °C (140 °F) T4 : 85 °C (185 °F) T3 : 85 °C (185 °F) T2 : 85 °C (185 °F) T1 : 85 °C (185 °F)
	for IECEx	at Ui = 15 V , Ii = 25 mA , Pi = 34 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 15 V , Ii = 25 mA , Pi = 64 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 15 V , Ii = 52 mA , Pi = 169 mW , T6 : 65 °C (149 °F) T5 : 80 °C (176 °F) T4 : 90 °C (194 °F) T3 : 90 °C (194 °F) T2 : 90 °C (194 °F) T1 : 90 °C (194 °F)
Equipment protection level Gb
Type of protection	intrinsic safety
CE marking	[PD-Z02585A]
Certificates
	Appropriate type	NCN3-F31K-N4...
	ATEX certificate	TÜV 99 ATEX 1479 X
	ATEX marking	II 1G Ex ia IIC T6&hellip,T1 Ga
	Standards	EN 60079-0:2012+A11:2013 , EN 60079-11:2012
	IECEx certificate	IECEx TUN 17.0021X
	IECEx marking	Ex ia IIC T6...T1 Ga
	Standards	IEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitance	max. 100 nF The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Effective internal inductance	max. 100 µ,H The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Maximum permissible ambient temperature	Also observe the maximum permissible ambient temperature stated in the general technical data. Keep to the lower of the two values. at Ui = 15 V , Ii = 25 mA , Pi = 34 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 15 V , Ii = 25 mA , Pi = 64 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 15 V , Ii = 52 mA , Pi = 169 mW , T6 : 65 °C (149 °F) T5 : 80 °C (176 °F) T4 : 90 °C (194 °F) T3 : 90 °C (194 °F) T2 : 90 °C (194 °F) T1 : 90 °C (194 °F)
Equipment protection level Gc (ic)
Type of protection	intrinsic safety
CE marking	[PD-Z02586A]
Certificates
	ATEX certificate	PF13CERT2895 X
	ATEX marking	II 3G Ex ic IIC T6&hellip,T1 Gc
	Standards	EN 60079-0:2012+A11:2013 , EN 60079-11:2012
Effective internal capacitance	max. 100 nF The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Effective internal inductance	max. 100 µ,H The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Maximum permissible ambient temperature	Also observe the maximum permissible ambient temperature stated in the general technical data. Keep to the lower of the two values. at Ui = 20 V , Ii = 25 mA , Pi = 34 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 20 V , Ii = 25 mA , Pi = 64 mW , T6 : 70 °C (158 °F) T5 : 85 °C (185 °F) T4 : 100 °C (212 °F) T3 : 100 °C (212 °F) T2 : 100 °C (212 °F) T1 : 100 °C (212 °F) at Ui = 20 V , Ii = 52 mA , Pi = 169 mW , T6 : 65 °C (149 °F) T5 : 80 °C (176 °F) T4 : 90 °C (194 °F) T3 : 90 °C (194 °F) T2 : 90 °C (194 °F) T1 : 90 °C (194 °F)
Equipment protection level Da
Type of protection	intrinsic safety
CE marking	[PD-Z02585A]
Certificates
	Appropriate type	NCN3-F31K-N4...
	ATEX certificate	TÜV 99 ATEX 1479 X
	ATEX marking	II 1D Ex ia IIIC T135°C Da
	Standards	EN 60079-0:2012+A11:2013 , EN 60079-11:2012
	IECEx certificate	IECEx TUN 17.0021X
	IECEx marking	Ex ia IIIC T135°C Da
	Standards	IEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitance	max. 100 nF A cable length of 10 m is considered.
Effective internal inductance	max. 100 µ,H A cable length of 10 m is considered.
Maximum permissible ambient temperature	Also observe the maximum permissible ambient temperature stated in the general technical data. Keep to the lower of the two values. at Ui = 15 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F) at Ui = 15 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F) at Ui = 15 V , Ii = 52 mA , Pi = 169 mW : 90 °C (194 °F)
Equipment protection level Mb
Type of protection	intrinsic safety
CE marking	[PD-Z02585A]
Certificates
	Appropriate type	NCN3-F31K-N4...
	IECEx certificate	IECEx TUN 17.0021X
	IECEx marking	Ex ia I Mb
	Standards	IEC 60079-0:2011 , IEC 60079-11:2011
Effective internal capacitance	max. 100 nF The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Effective internal inductance	max. 100 µ,H The value is applicable for one sensor circuit. A cable length of 10 m is considered.
Maximum permissible ambient temperature	Also observe the maximum permissible ambient temperature stated in the general technical data. Keep to the lower of the two values. at Ui = 15 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F) at Ui = 15 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F) at Ui = 15 V , Ii = 52 mA , Pi = 169 mW : 90 °C (194 °F)
General information
Use in the hazardous area	see instruction manuals