I had a APC BackUps 650 and it work flawlessly. Can say any thing better.
Have no clue what this wako is talking about..
brandon caudle
----- Original Message -----
From: "Pierre Fortin" <[EMAIL PROTECTED]>
To: "Rusty Carruth" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>;
<[EMAIL PROTECTED]>
Sent: Thursday, June 07, 2001 12:42 PM
Subject: Re: [expert] APC UPS shutdown script? How does it work?
> Rusty Carruth wrote:
> >
> > Second, DO NOT BUY APC! ESPECIALLY DO NOT BUY a BackUps! But I'd
> > say just avoid them. (Sorry for yelling, but their supposedly
> > RS232-C 'signaling' scheme is not RS232 compliant, and if your
> > serial port requires valid RS232 signal levels you wont' be able
> > to detect low battery (as it only goes to zero VOLTS - some (most?)
> > pc hardware is really sloppy and will take a zero volt as a valid
> > level, but that's not according to spec - and some hardware (like,
> > say, Sun) actually meets spec and will NOT see LB from the UPS
> > without a fair amount of hassle. why do I say all this, and
> > where do I get my knowledge? I'm trying to get 4 stupid APC
> > BackUPS' to work with our Sun Ultra5s - and if there was any
> > way I could SEND THE RETARDED THINGS back and get something
> > else I would do it in a nanosecond!)
>
> Not sure if this will help; but since I have several APC UPS which I
haven't
> setup to monitor (will do when I move my office) I did a quick search for
RS232
> 1488 chips and came across this link:
>
> http://www.kpumis.gdansk.tpnet.pl/etrad/upsd.htm
>
> HTH,
> Pierre
>
>
