Roger,
As far as i am aware the pinouts for a APC smartUPS are:
The cable is a Male DB9 to Female DB9 cable with 3 wires.
--UPS-----------------HOST
(Male)----------------(Female)
Signal--Pin-------------- Pin
RX . . . 1 <-------------- 3
TX . . . 2 --------------> 2
GND . 9 ---------------- 5...
There are alot of UPS "resellers" out there, the main problem is that most resellers are just selling other peoples products rebadged and you don't get the support that most people want. The supplier you choose depends on the type of technology you require. Power conditioning is a big...
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