سنسور NJ4-12GK-N

Inductive sensor NJ4-12GK-N

• 4 mm non-flush
• Usable up to SIL 2 acc. to IEC 61508
• Datasheet excerpt: Technical data of NJ4-12GK-N

  General specifications
  Switching function	Normally closed (NC)
  Output type	NAMUR
  Rated operating distance	4 mm
  Installation	non-flush
  Assured operating distance	0 ... 3.24 mm
  Reduction factor rAl	0.4
  Reduction factor rCu	0.3
  Reduction factor r304	0.85
  Nominal ratings
  Nominal voltage	8.2 V (Ri approx. 1 kΩ)
  Switching frequency	0 ... 1500 Hz
  Current consumption
  	Measuring plate not detected	min. 3 mA
  	Measuring plate detected	≤ 1 mA
  Functional safety related parameters
  MTTFd	11774 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
  Approvals and certificates
  FM approval
  	Control drawing	116-0165
  UL approval	cULus Listed, General Purpose
  CSA approval	cCSAus Listed, General Purpose
  CCC approval	CCC approval / marking not required for products rated ≤36 V
  Ambient conditions
  Ambient temperature	-25 ... 100 °C (-13 ... 212 °F)
  Mechanical specifications
  Connection type	cable PVC , 2 m
  Core cross-section	0.34 mm2
  Housing material	PBT
  Sensing face	PBT
  Housing diameter	12 mm
  Degree of protection	IP66 / IP68
  Cable
  	Bending radius	> 10 x cable diameter
  General information
  Use in the hazardous area	see instruction manuals
  	Category	2G; 1D