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Re: EOLR Depate
<rwies@xxxxxxxx> wrote in message news:1143tnbacgj02a8@xxxxxxxxxxxxxxxxxxxxx
> EOLR Placement Debate
>
> I have been in the alarm industry for about 36 years now and over that
> time
> I have witnessed many innovations. One of these is the circuit
> supervision
> provided by the end of line resistor.
>
> When I first entered the industry the EOLR was not necessary because we
> used
> an end of line battery. The circuit was automatically supervised. When
> technology moved the battery to the control panel this all changed. Since
> that time we have debated placement of the EOLR regularly.
>
> I have taught in my NTS classes that proper placement is critical.
> Placing
> the EOLR on a terminal in the control panel is just, in my opinion wrong.
> The supervision is important and not hard to achieve.
>
> Well, now there is real evidence to support my position. Please visit
> <http://www.securitysales.com/t_ci_articleView.cfm?aid=1926&sid=2>. This
> is
> a story that appears in this months Security Sales magazine. A woman died
> and proper placement of the EOLR would have probably saved her life.
>
> I don't know what more to say except do it right. Protect your future and
> the future of your company or the company you work for.
>
> Ron Wies
We avoid the whole problem of "where to put them" by using contacts with
built-in end-of-lines. GRI manufactures them with all the popular panel
values. Yes, they're a tad more expensive, but worth it in the long run.
Motions and glass breaks all have the end of line's terminated inside the
detectors.
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