Displaying 13 results from an estimated 13 matches for "36v".
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2007 May 03
4
Re: Changes to megatec.c
Hi, Charles,
On Wed, 2 May 2007 07:58:08 -0400, you wrote:
> > Will that be enough to make it useable as a contribution? I believe
> > the more sensible values for 36V UPS'es will be useful to other models
> > than the one I have, too.
>
> Sounds good, but I don't think I saw it hit the list yet...
I now have the following in megatec.c:
static BatteryVolts batteries[] = {
{ 12, 9.0, 16.0, 9.7, 13.7 }, /* Mustek PowerMust
600VA Plus */...
2007 May 01
9
Trying to fix "Unsupported combination of battery voltage / nr. of batteries" error
...r NUT.
However, while NUT does recognize the UPS as using a Mecatec type
protocol and can communicate with it, I get the following error
message:
"This UPS has an unsupported combination of battery voltage/number of
batteries"
The UPS has 3 batteries of 12V each. The nominal voltage is 36V but
the UPS reports 40.8V (which is correct; the float charging voltage is
13.6V per battery).
This message is generated by the driver (megatec.c) but I'm not sure
what causes it. The comments in the driver code are a bit sparse.
Questions:
- What condition (voltage, other parameters report...
2007 May 01
9
Trying to fix "Unsupported combination of battery voltage / nr. of batteries" error
...r NUT.
However, while NUT does recognize the UPS as using a Mecatec type
protocol and can communicate with it, I get the following error
message:
"This UPS has an unsupported combination of battery voltage/number of
batteries"
The UPS has 3 batteries of 12V each. The nominal voltage is 36V but
the UPS reports 40.8V (which is correct; the float charging voltage is
13.6V per battery).
This message is generated by the driver (megatec.c) but I'm not sure
what causes it. The comments in the driver code are a bit sparse.
Questions:
- What condition (voltage, other parameters report...
2009 Jun 30
0
flush-behind behaving synchronously
...p\10\17
\216\220\0\0\0\213E\f\213M\10\213@\f\213"..., 8192) = 8192
1246310231.480990 write(4, "\377\377C;_\10|\360\213E\f\211u\0109p\10
\17\216\220\0\0\0\213E\f\213M\10\213@\f\213"..., 8192) = 8192
[...]
1246310231.481945 read(3, "\312u\1\0\336u\1\0\352u\1\0\374u\1\0\16v\1
\0\36v\1\0,v\1\0:v\1\0H"..., 8192) = 8192
1246310231.481986 write(4, "\312u\1\0\336u\1\0\352u\1\0\374u\1\0\16v\1
\0\36v\1\0,v\1\0:v\1\0H"..., 8192) = 8192
1246310231.482063 read(3, "\377\271^\0\377\302v\0\322\247m\0\364\313
\226\0\377\300h\0\374\277h\0\372\304x\0\340\261p\0\341"...
2023 Nov 30
1
NUT 'upsstats' Battery Meter Question
...orted values with e.g. `upsc` command-line client to
be sure.
What I think happens here is that the driver uses a
`battery.voltage.low/nominal/high` group of readings which does not match
the hardware circumstances well for some reason. These readings can be
provided by a device (and then a 3x12=36V nominal would be reasonable), it
can be imposed in your driver configuration with
`override.battery.voltage.... = ...` lines, and in some but not all drivers
the ranges can be guessed from other information served by the device, as a
fallback.
Use of overrides is fairly popular, so check if that...
2006 May 26
1
Re: NUT mustek UPS driver (fwd)
"mustek" is all but deprecated, so the effort should be to get
powermust/megatec working.
Since you have the latest development code installed, can you please
run "/path/to/megatec -DDDD -a the_name_for_your_ups" (this without
starting NUT normally - i.e. without upsd, upsmon, etc) and send me
the output?
The output should help me figure out why you are getting data stale
2023 Nov 29
1
NUT 'upsstats' Battery Meter Question
Hello,
I am using Nut 2.8.0 (2.8.0-7 packages) Debian 'Bookworm' in it's Devuan form 'Daedalus'.
When I look at my Eaton (ex-MGE Powerware) E5115 UPS boxes in NUT 'upsstats" I am confused by the battery readings.
Under the 'System' column I can click on the link and obtain a GUI with a few meters.
The NUT 'upsstats' battery voltage meter for these
2012 May 10
3
battery.charge and other fixes needed for X-Power Tigra 1kVA
...[ups1]
driver = bestups
port = com1
id = 610,1000,230,230,10.0,36.0
nombattvolt=41.1
battvoltmult = 18
With regard to the id option, the 2nd, 3rd and 4th options seemed ok.
Not sure about the fifth (10.0). And definitely not sure about the last
(36.0). I used 36.0 because the Best 610-1000 lists 36V as the DC bus
voltage. Not sure if that is correct or not. According to specs (
http://www.lexis.gr/upload/File/ProductBrochures/XPower/Tigrablack.pdf )
this Xpower ups has three (3) 12V batteries.
I used nombattvolt 41.1 since that seemed to be similar also to the Best
610-1000. As for battvo...
2018 Jul 31
0
Adding drivers to NUT?
..."missing CR...etc..").
As for now there are 2 modification I'd like to suggest you:
- For Online Type UPSs the Megatec protocol describes that the battery voltage is provided in the form of V per Cell, not V per block, but the driver doesn't care because I see 2.21V instead of 36V in UPSC (Battery.voltage). I think that this should be corrected so the customer can see the string voltage and not the single Cell voltage (Megatec 0.06).
- About battery low and high guesstimation the formula uses these values:
batt.volt.low = 104 * batt.volt.nom / 120 (for a 12V VRLA -->...
2008 Oct 27
1
Megatec and Batteries
...2 (12V) 24V
Interactive 2000VA 4 (12V) 48V
On-Line 1000VA 3 (12V) 36V
On-Line 2000VA 6 (12V) 72V
On-Line 3000VA 8 (12V) 96V
On-Line 5000VA...
2007 Jan 02
5
SNMP/management front-ends
Hi,
I've been using TrippLite's PowerAlert software with my RM2200XL2U rack
system and my APC BackUPS desktop systems. Unfortunately it doesn't work
with openSUSE 10.2 (the software has problems with the serial port and UPS
interfaces on openSUSE 10.2), so I've been looking at other options. I see
that openSUSE 10.2 includes NUT, and it appears to work with my TrippLite
UPS via
2018 Aug 28
1
Fwd: Forward of moderated message
...; > As for now there are 2 modification I'd like to suggest you:
> >
> >
> > - For Online Type UPSs the Megatec protocol describes that the battery voltage is provided in the form of V per Cell, not V per block, but the driver doesn't care because I see 2.21V instead of 36V in UPSC (Battery.voltage). I think that this should be corrected so the customer can see the string voltage and not the single Cell voltage (Megatec 0.06).
>
> Right, thanks for pointing out (if only all devices strictly adhered
> to the standard and reported it the right way...).
> Wh...
2018 Jul 26
5
Adding drivers to NUT?
Dear Daniele,
nice to meet you, I'm a collegue of Gabriele.
The problem with "blazer_usb" driver ("blazer_ser" works correctly) is related to the following commands:
- "F" and "I": when the KRAULER subdriver check these UPS answers it uses wrong constants to check the lenght of the received packets, so these commands are considered as "not