Pepperl+Fuchs NJ15+U4+N

The Pepperl+Fuchs inductive proximity sensors are designed for reliable non-contact detection of metallic objects. These sensors operate on the principle of electromagnetic induction, allowing for precise sensing in a variety of industrial applications. Their compact design, particularly the 15 mm flush models, enables seamless integration into tight spaces while maintaining high performance.

Common applications for inductive sensors include automation, assembly lines, and material handling. They are particularly useful in environments where traditional mechanical switches may fail due to wear or contamination. The Comfort series is engineered to withstand harsh conditions, making them suitable for use in factories and outdoor settings. With robust housing and high resistance to shock and vibration, these sensors ensure long-term durability and reliability in demanding industrial applications.

ATEX marking	II 1G Ex ia IIC T6andhellip;T1 Ga The Ex-related marking can also be printed on the enclosed label.
Installation	flush
CE marking	[*PD-Z02585A*]
Effective internal capacitance	max. 140 nF ; a cable length of 10 m is considered.
Core cross-section	up to 2.5 mm2
Effective internal inductance	max. 130 andmicro;H ; a cable length of 10 m is considered.
Switching function	Normally closed (NC)
Housing material	PBT/metal
Ambient temperature	-25 … 100 °C (-13 … 212 °F)
CCC approval	CCC approval / marking not required for products rated 36 V
Output type	2-wire
Effective internal inductance	max. 130 andmicro;H ; a cable length of 10 m is considered.
Standards	EN 60079-0:2012+A11:2013, EN 60079-11:2012 Ignition protection “”Intrinsic safety”” Use is restricted to the following stated conditions
Reduction factor r304	0.85
ATEX marking	II 1D Ex ia IIIC T135°C Da The Ex-related marking can also be printed on the enclosed label.
Nominal voltage	8.2 V (Ri approx. 1 kandOmega;)
ATEX marking	II 1G Ex ia IIC T6andhellip;T1 Ga The Ex-related marking can also be printed on the enclosed label.
CSA approval	cCSAus Listed, General Purpose
Effective internal capacitance	max. 140 nF ; a cable length of 10 m is considered.
Appropriate type	NJ 15+U.+N…
Switching frequency	0 … 120 Hz
Rated operating distance	15 mm
Effective internal inductance	max. 130 andmicro;H ; a cable length of 10 m is considered.
Reduction factor rCu	0.3
Information for connection	A maximum of two conductors with the same core cross section may be mounted on one terminal connection! tightening torque 1.2 Nm + 10 %
Maximum permissible ambient temperature	Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EU-type examination certificate.
Use in the hazardous area	see instruction manuals
Standards	EN 60079-0:2012+A11:2013, EN 60079-11:2012 Ignition protection “”Intrinsic safety”” Use is restricted to the following stated conditions
Note	Tightening torque: 1.8 Nm (housing)
Assured operating distance	0 … 12.15 mm
Connection type	screw terminals
Standards	EN 60079-0:2012+A11:2013, EN 60079-11:2012 Ignition protection “”Intrinsic safety”” Use is restricted to the following stated conditions
CE marking	[*PD-Z02585A*]
Effective internal capacitance	max. 140 nF ; a cable length of 10 m is considered.
Highest permissible ambient temperature	Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EU-type examination certificate. Note: Use the temperature table for category 1 !!! The 20 % reduction in accordance with EN 1127-1 has already been applied to the temperature table for category 1.
Degree of protection	IP68
Sensing face	PBT
Appropriate type	NJ 15+U.+N…
CE marking	[*PD-Z02585A*]
Appropriate type	NJ15+U..-N..
Reduction factor rAl	0.4
Output type	NAMUR
UL approval	cULus Listed, General Purpose