72VDC power?

From: Joe R. <rigdonj_at_cfl.rr.com>
Date: Tue Mar 16 09:58:24 2004

At 06:22 AM 3/16/04 -0800, Bruce wrote:
>Hi, Joe,
>
>*********** REPLY SEPARATOR ***********
>
>On 16-Mar-04 at 08:08 Joe R. wrote:
>
>>I picked up a couple of rack mount computers last week. Most of them were
>>made by Harris and Texas Micro and are MOL standard passive backplace type
>>stuff. However one of them was made by Kontron and it has a very strange
>>power connector. It's a black cylinder about 1 1/4" in diameter and about 1
>>1/2" long that sticks out of the chassis. The back half of the cylinder is
>>threaded so it appears that the mating connector screws onto it. The front
>>portion of the cylinder is divided lenghtwise into five segments. Four of
>>the sements have holes in them with a male connector pin resessed into the
>>holes. I opened the chassis and found that it was marked as being built to
>
> That sounds like a common MIL-C-5015 series connector. I could probably
find a mate for it in a few minutes.

   Thanks but I doubt I'll need it. I'll probably pull the PSU and connect
a standard 110 VAC unit and test it and see what kind of software is on the
drive (including the drivers for the INES GPIB card) but that's about all.
Anybody need a WELL built rack mount puter?



>
>>operate off of 72 VDC power and that all four connecotr pins are wired tot
>>he PSU. Is anyone familar with the type of connector or why or where they
>>use 72 VDC power? The computer doesn't look like anything exceptional. It
>
> 72VDC is frequently used in diesel-electric railroad locomotives. It is
possible that this system was designed to work in one.

    Hmmm. Now that IS an unusual application! FWIW I believe that this one
came from Harris Corp. I wonder what they were doing with it.

    Joe
Received on Tue Mar 16 2004 - 09:58:24 GMT