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RE: Omnitech UPS
On Fri, 30 Apr 1999, Stanislav Malyshev a.k.a Frodo wrote:
>On Fri, 30 Apr 1999, 02:27 Evgeny Stambulchik wrote:
>
>ES>> It could use ST as well.
>
>I tried every bit - the reactions are exactly as for non-connected port. I
>suspect maybe the cable is bad - but it's freshly-out-of-the-box cable,
>which came with the box...
Try again, using the multimeter on OHMS setting (or diode). The outputs
are open collector or dry relay. Use the UPS case ground for the meter -
lead and poke the + lead into the holes one by one, with power and
without.
I think you have a minuteman compatible UPS.
Peter