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Door Lock Detection Sensor

Introduction

Power door locks are now designed into 75% of all new cars, and 100% on all full feature models.  The power door locks can be opened using wireless technology or by placing in a code that is compared electronically to the present code on the on-board computer.  If they match the locks are disengaged.  Engaging the lock can be done remotely or by lifting the handle of the car door handle.  The Reed Sensor senses this motion and activates the locking motion.  Reed Sensors have been an excellent choice carrying out this function in a reliable manner…

Full Application Write Up
Vehicle Power Door Locks - Reed Sensor

Features

 

  • Contacts dynamically tested
  • Cylindrical hole and screw fastening mounting
  • Magnet and reed sensor are isolated and have no physical contact by typically having the magnet mounted on the handle and the reed sensors mounted and positioned to accurately pick up the handle motion
  • The reed switch used in the reed sensor is hermetically sealed and is therefore not sensitive to rough, wet environments
  • The permanent magnet is not affected by its environment
  • Tens of millions of reliable operations
  • Surface mount and through hole packages available

 

SeriesDimensionsmminchesIllustration
MK15W2.50.098 MK15 Reed Sensor
H2.50.098
L19.500.768
MK16W2.30.091 MK16 Reed Sensor
H2.30.091
L15.600.614
MK17W2.10.083MK17 Reed Sensor
H2.10.083
L9.610.378
MK22W2.70.106 MK22 Reed Sensor
H2.30.091
L15.600.614
MK23-35W2.20.087 MK23-35 Reed Sensor
H1.950.077
L15.750.620
MK23-66W2.20.087 MK23-66 Reed Sensor
H2.70.106
L19.600.772
MK23-87W2.00.079 MK23-87 Reed Sensor
H2.10.083
L15.600.614
MK23-80W2.00.079 MK23-80 Reed Sensor
H2.10.083
L13.00.512
MK24W2.20.086 MK24 Reed Sensor
H1.80.070
L5.50.216
SeriesDimensionsmminchesIllustration
MK03Dia5.800.244
MK03 Reed Sensor

M03 magnet not included

L25.51.004
MK14Dia40.157 MK14 Reed Sensor
L25.51.004
MK18Dia50.197 MK18 Reed Sensor
L170.669
MK20/1Dia2.720.107 MK20/1 Reed Sensor
L100.394

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