Name: PEEPERL+FUCHS NCN3-F3IK-N4-K Inductive sensor
SKU: 1966
Availability: InStock

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 r_Al		0.5
Reduction factor r_Cu		0.4
Reduction factor r₃₀₄		1
Reduction factor r_St37		1.3
Reduction factor r_Brass		0.6
Output type		2-wire
Nominal ratings
Nominal voltage		8.2 V (R_i approx. 1 kΩ)
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	≥ 3 mA
	Measuring plate detected	≤ 1 mA
Time delay before availability		≤ 1.1 ms
Switching state indicator		LED, yellow
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 2
MTTF_d		1470 a
Mission Time (T_M)		20 a
Diagnostic Coverage (DC)		0 %
Ambient conditions
Ambient temperature		-25 … 100 °C (-13 … 212 °F)
Storage temperature		-40 … 100 °C (-40 … 212 °F)
Mechanical specifications
Connection (system side)		PVC cable , 5 m
Core cross section (system side)		0.75 mm²
Housing material		PBT
Sensing face		PBT
Degree of protection		IP66 / IP67
Cable
	Cable diameter	6.8 mm ± 0.2 mm
	Bending radius	> 10 x cable diameter
Tightening torque, fastening screws		4 Nm … 5 Nm
General information
Use in the hazardous area		see instruction manuals

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PEEPERL+FUCHS NCN3-F3IK-N4-K Inductive sensor