Proximity Switches

From:         Al Hrovat <>
Organization: Honeywell CAS-SPO
Date:         24 Jun 96 12:24:52 
Followups:    1 2 3 4
Next article
View raw article
  or MIME structure

I understand that modern aircraft use a magnetic sensor called a proximity
switch to determine the position of landing gear, doors, etc.  Does anyone
know why this arrangement is used instead of a simple mechanical switch?
Are the magnetic pick-offs more reliable than a simple switch?

Al Hrovat                     	      |
Honeywell Commercial Aviation Systems |      (612) 957-4257     voice
Minneapolis, MN 55433-6040            |      (612) 957-4195 fax
* The views expressed are my own, and don't represent those of Honeywell. *