I finally got horse's UPS monitored correctly. I had to use Nut 2.0.3 (the latest) and I had to remember to compile support for serial :) Otherwise it goes good.
horse:~# upsc [EMAIL PROTECTED] battery.charge: 100.0 battery.voltage: 25.3 driver.name: fentonups driver.parameter.port: /dev/ttyS0 driver.version: 2.0.3 driver.version.internal: 1.22 input.frequency: 50.0 input.voltage: 232.0 output.voltage: 232.0 ups.load: 040 ups.mfr: Dynamix ups.model: Unknown PS 1700D ups.status: OL
