[Nut-upsdev] Fenton UPS driver -- unknown UPS report

Carlos Rodrigues carlos.efr at mail.telepac.pt
Sat Jan 20 04:49:59 CET 2007


You should try the "megatec" driver, as "fentonups" is obsolete (it
has already been removed from the development branch).

On 1/20/07, Daniel Pittman <daniel at rimspace.net> wrote:
> G'day.  I have a UPS here that is driven by the Fenton UPS driver, and
> which requests that I report the ID string to the NUT developers:
>
> root at anu:~# upsdrvctl start smk800
> Network UPS Tools - UPS driver controller 2.0.4
> Network UPS Tools - Fenton UPS driver 1.22 (2.0.4)
> Unknown ups - please report this ID string: #M+H             SMK-800    2000 V6.2
> Detected Unknown MK-800 on /dev/ttyS0
>
> The unit is badged as a "Power Tech" unit, model number SMK-800, and is
> actually a Nikko/PowerTec Smart King LCD 800A.
>
>
> The UPS works fine using the Fenton serial cable layout, and reports
> almost perfect information:
>
> root at anu:~# upsc smk800 at localhost
> battery.charge: 100.0
> battery.voltage: 2.40
> driver.name: fentonups
> driver.parameter.port: /dev/ttyS0
> driver.version: 2.0.4
> driver.version.internal: 1.22
> input.frequency: 50.0
> input.voltage: 246.0
> output.voltage: 247.0
> ups.load: 038
> ups.mfr: M+H
> ups.model: Unknown MK-800
> ups.status: OL
>
>
> Everything there is right except 'battery.voltage' -- the unit has a
> 2 x 12 volt batteries for 24 volt internally.  I presume that the 2.40
> there is a scale problem rather than the expected result?
>
> The battery.charge value also stays at 100 percent, which the 'BUGS'
> section of the fentonups(8) manual page leads me to believe is probably
> related to the scale bug in battery.voltage causing the software some
> confusion.
>
>
> State detection works fine, so far as I can tell, for on and off battery
> changes.
>
> If I can do anything further to help I am happy to do so, though I do
> have NUT installed from the Debian packages and, consequently, would
> find it easier to test binary versions of the UPS drivers rather than
> source -- not that I can't manage either. :)

-- 
Carlos Rodrigues



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