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Re: Failure rate of window / door magnetic sensors

Subject: Re: Failure rate of window / door magnetic sensors
From: "Robert L Bass" <RobertLBass@xxxxxxxxxxx>
Date: Fri, 05 Oct 2007 12:35:58 GMT
Newsgroups: alt.security.alarms
References: <47010cfc$0$506$815e3792@xxxxxxxxxxxxxx> <daf42df7c08b14d6247bde365382dfb0@xxxxxxxxx>

> Back in the old days, some manufacturers used gold to plate the
> contacts of their reed switches.  Bad idea.

Most of the contacts we used are rhodium plated.  I believe that is
to reduce problems with residual magnetism -- not static discharge.
This is still common practice among magnetic sensor manufacturers.
Take-offs were sometimes gold plated to prevent oxidation.

--

Regards,
Robert L Bass

=============================>
Bass Home Electronics
941-925-8650
4883 Fallcrest Circle
Sarasota · Florida · 34233
http://www.bassburglaralarms.com
=============================>

References:
- Re: Failure rate of window / door magnetic sensors
  - From: Crash Gordon
- Re: Failure rate of window / door magnetic sensors
  - From: Nomen Nescio

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