[Nut-upsuser] ups.test.result meaning

Charles Lepple clepple at gmail.com
Sun Nov 1 02:53:54 GMT 2020

On Oct 31, 2020, at 8:30 PM, Gene Heskett <gheskett at shentel.net> wrote:
>> battery.voltage: 16.0
> At that voltage, 5 of the 12 cells are shorted
>> battery.voltage.nominal: 24

The 16.0 is a scaled version of the fixed (bogus) 24.0 V reading, similar to this unit:


I think we even "fixed" that after NUT 2.7.2, before I realized that many units are providing a bogus value:


>> output.voltage: 138.0
> too high by about 15 volts

From the other CPS UPS thread on Monday:

> This is another known CyberPower issue, and fixing it properly requires making some changes deep in the core USB HID code (that would require a lot of testing on other vendors' equipment) for what is basically a cosmetic issue:
> https://github.com/networkupstools/nut/issues/439


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