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#75568 03/04/07 03:08 PM

Joined: Jul 2001

Posts: 311

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Are magnetic door switches and motion detectors usually "normally closed" devices in reference to a basic hardwired security system?

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Entire Thread
Subject	Posted By	Posted
Security Systems hardwired	Frank Cinker	03/04/07 07:08 PM
Re: Security Systems hardwired	RODALCO	03/04/07 07:21 PM
Re: Security Systems hardwired	trekkie76	03/04/07 10:55 PM
Re: Security Systems hardwired	britspark	03/05/07 04:20 PM
Re: Security Systems hardwired	LK	03/05/07 09:03 PM
Re: Security Systems hardwired	Steve Miller	03/06/07 07:22 PM
Re: Security Systems hardwired	LK	03/06/07 07:51 PM
Re: Security Systems hardwired	Frank Cinker	03/08/07 10:51 AM
Re: Security Systems hardwired	renosteinke	03/08/07 03:48 PM