Between the regulator and load. On Oct 15, 2012 5:01 PM, "Jeromie Reeves" <[email protected]> wrote:
> Where did you put that diode? I have done this and at the low power > that is needed they do not get noticeably warm at all. > > On Mon, Oct 15, 2012 at 1:38 PM, Josh Luthman > <[email protected]> wrote: > > I tried that method. Diode got hotter than hell. Burnt right through > the > > insulation I covered it with (and since it was bent the jacket came right > > off). > > > > Josh Luthman > > Office: 937-552-2340 > > Direct: 937-552-2343 > > 1100 Wayne St > > Suite 1337 > > Troy, OH 45373 > > > > > > On Mon, Oct 15, 2012 at 4:22 PM, Jeromie Reeves <[email protected]> > > wrote: > >> > >> Why not run the NSM5 on 24v? Just add a diode or two to the + side, > >> the 1v drop on them will protect the NSM from > >> the charge voltage of the bank. $2 fix > >> > >> On Mon, Oct 15, 2012 at 10:44 AM, Olufemi Adalemo <[email protected]> > >> wrote: > >> > It just dawned on me that I may have been barking up the wrong tree > >> > I only have the one NSM5 to connect, I could hook this up to the > >> > parallel > >> > segment of my battery bank and get only 12v while the rest of the > >> > installation that's connected in series gets 24v. Do you think this > will > >> > work? Don't really have to worry about the NSM5 running down the > battery > >> > cause load is low and the cable run is under 10m so the voltage drop > >> > from > >> > 12v will be negligible > >> > > >> > So this is how it would be: > >> > 24v solar panel connected to 24v charge controller with 4 x 12v > >> > batteries > >> > connected in a 2x2 series/parallel array. cable connected to the > >> > parallel > >> > segment of battery bank (theoretically giving 12v to the NSM5), rest > of > >> > the > >> > load connected to the charge controller at 24v > >> > > >> > What do you think? > >> > > >> > - - - > >> > Olufemi Adalemo > >> > M: +234-803-5610040 > >> > M: +234-809-8610040 > >> > [email protected] > >> > > >> > > >> > > >> > > >> > On Fri, Oct 12, 2012 at 8:18 PM, Kristian Hoffmann < > [email protected]> > >> > wrote: > >> >> > >> >> Ya, it should be +24 on pins 4,5 and -24/comm on 7,8. If it blew up > >> >> then > >> >> there was probably a short somewhere. > >> >> > >> >> -Kristian > >> >> > >> >> > >> >> On 10/12/2012 11:11 AM, Olufemi Adalemo wrote: > >> >> > >> >> Ah ok, it is possible that the guys didn't get the polarity right > >> >> I will check though they swear that they did > >> >> > >> >> > >> >> - - - > >> >> Olufemi Adalemo > >> >> M: +234-803-5610040 > >> >> M: +234-809-8610040 > >> >> [email protected] > >> >> > >> >> > >> >> > >> >> > >> >> On Fri, Oct 12, 2012 at 7:05 PM, Josh Luthman > >> >> <[email protected]> wrote: > >> >>> > >> >>> What voltage were the batteries spitting out? They charge at 27v > but > >> >>> without a charger put out much closer to 24v until they begin > >> >>> discharging. > >> >>> If it fried the radio I would first think that it was connected > wrong, > >> >>> not > >> >>> that the voltage was too high. > >> >>> > >> >>> Josh Luthman > >> >>> Office: 937-552-2340 > >> >>> Direct: 937-552-2343 > >> >>> 1100 Wayne St > >> >>> Suite 1337 > >> >>> Troy, OH 45373 > >> >>> > >> >>> > >> >>> On Fri, Oct 12, 2012 at 2:02 PM, Olufemi Adalemo <[email protected] > > > >> >>> wrote: > >> >>>> > >> >>>> What's your typical config for the NSM5? > >> >>>> Some of my guys just tried to power one off a 24v battery bank (no > >> >>>> charger connected just battery) and it fried good > >> >>>> > >> >>>> - - - > >> >>>> Olufemi Adalemo > >> >>>> M: +234-803-5610040 > >> >>>> M: +234-809-8610040 > >> >>>> [email protected] > >> >>>> > >> >>>> > >> >>>> > >> >>>> > >> >>>> On Fri, Oct 12, 2012 at 6:56 PM, Kristian Hoffmann > >> >>>> <[email protected]> > >> >>>> wrote: > >> >>>>> > >> >>>>> We have MT and Ubnt equipment of all shapes and sizes running at > >> >>>>> 27.6V. > >> >>>>> The only problems we've had are a handful of freak RB411s that > won't > >> >>>>> power > >> >>>>> on with >27V. Most of the older ones wouldn't kick into > overvoltage > >> >>>>> protection until >28V, but we've come across a few odd balls. > >> >>>>> > >> >>>>> -Kristian > >> >>>>> > >> >>>>> > >> >>>>> On 10/12/2012 10:44 AM, Josh Luthman wrote: > >> >>>>> > >> >>>>> Charger isn't going to spit out 24v for batteries that need > charged, > >> >>>>> it's usually 27v. > >> >>>>> > >> >>>>> I was under the impression they would simply lock up and you could > >> >>>>> reboot, or maybe I'm just thinking of MT. > >> >>>>> > >> >>>>> Josh Luthman > >> >>>>> Office: 937-552-2340 > >> >>>>> Direct: 937-552-2343 > >> >>>>> 1100 Wayne St > >> >>>>> Suite 1337 > >> >>>>> Troy, OH 45373 > >> >>>>> > >> >>>>> > >> >>>>> On Fri, Oct 12, 2012 at 10:08 PM, Olufemi Adalemo > >> >>>>> <[email protected]> > >> >>>>> wrote: > >> >>>>>> > >> >>>>>> Aha, thanks > >> >>>>>> That explains why I have a dead NSM5 on my desk > >> >>>>>> I guess the charge controller is not very good at giving out 24v > >> >>>>>> regulated power > >> >>>>>> > >> >>>>>> - - - > >> >>>>>> Olufemi Adalemo > >> >>>>>> M: +234-803-5610040 > >> >>>>>> M: +234-809-8610040 > >> >>>>>> [email protected] > >> >>>>>> > >> >>>>>> > >> >>>>>> > >> >>>>>> > >> >>>>>> On Fri, Oct 12, 2012 at 6:17 PM, Josh Luthman > >> >>>>>> <[email protected]> wrote: > >> >>>>>>> > >> >>>>>>> Yes you will. The batteries will probably be around 27v which > >> >>>>>>> Ubnt > >> >>>>>>> won't like. You'll need to clean the ~18-27v from the batteries > >> >>>>>>> to 24v. > >> >>>>>>> > >> >>>>>>> Josh Luthman > >> >>>>>>> Office: 937-552-2340 > >> >>>>>>> Direct: 937-552-2343 > >> >>>>>>> 1100 Wayne St > >> >>>>>>> Suite 1337 > >> >>>>>>> Troy, OH 45373 > >> >>>>>>> > >> >>>>>>> > >> >>>>>>> On Fri, Oct 12, 2012 at 1:14 PM, Olufemi Adalemo > >> >>>>>>> <[email protected]> > >> >>>>>>> wrote: > >> >>>>>>>> > >> >>>>>>>> Need help, > >> >>>>>>>> I'm looking to deploy a UBNT NSM5 powered by a 24v solar > supply. > >> >>>>>>>> Does anyone have experience with this? The data sheet shows > that > >> >>>>>>>> it > >> >>>>>>>> requires a 24v supply however the POE injector supplied is 15v, > >> >>>>>>>> do I need a > >> >>>>>>>> DC to DC converter? > >> >>>>>>>> > >> >>>>>>>> Best regards, > >> >>>>>>>> - - - > >> >>>>>>>> Olufemi Adalemo > >> >>>>>>>> M: +234-803-5610040 > >> >>>>>>>> M: +234-809-8610040 > >> >>>>>>>> [email protected] > >> >>>>>>>> > >> >>>>>>>> > >> >>>>>>>> > >> >>>>>>>> _______________________________________________ > >> >>>>>>>> Wireless mailing list > >> >>>>>>>> [email protected] > >> >>>>>>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>>>>>> > >> >>>>>>> > >> >>>>>>> > >> >>>>>>> _______________________________________________ > >> >>>>>>> Wireless mailing list > >> >>>>>>> [email protected] > >> >>>>>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>>>>> > >> >>>>>> > >> >>>>>> > >> >>>>>> _______________________________________________ > >> >>>>>> Wireless mailing list > >> >>>>>> [email protected] > >> >>>>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>>>> > >> >>>>> > >> >>>>> > >> >>>>> > >> >>>>> _______________________________________________ > >> >>>>> Wireless mailing list > >> >>>>> [email protected] > >> >>>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>>> > >> >>>>> > >> >>>>> > >> >>>>> _______________________________________________ > >> >>>>> Wireless mailing list > >> >>>>> [email protected] > >> >>>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>>> > >> >>>> > >> >>>> > >> >>>> _______________________________________________ > >> >>>> Wireless mailing list > >> >>>> [email protected] > >> >>>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>>> > >> >>> > >> >>> > >> >>> _______________________________________________ > >> >>> Wireless mailing list > >> >>> [email protected] > >> >>> http://lists.wispa.org/mailman/listinfo/wireless > >> >>> > >> >> > >> >> > >> >> > >> >> _______________________________________________ > >> >> Wireless mailing list > >> >> [email protected] > >> >> http://lists.wispa.org/mailman/listinfo/wireless > >> >> > >> >> > >> >> > >> >> _______________________________________________ > >> >> Wireless mailing list > >> >> [email protected] > >> >> http://lists.wispa.org/mailman/listinfo/wireless > >> >> > >> > > >> > > >> > _______________________________________________ > >> > Wireless mailing list > >> > [email protected] > >> > http://lists.wispa.org/mailman/listinfo/wireless > >> > > >> _______________________________________________ > >> Wireless mailing list > >> [email protected] > >> http://lists.wispa.org/mailman/listinfo/wireless > > > > > > > > _______________________________________________ > > Wireless mailing list > > [email protected] > > http://lists.wispa.org/mailman/listinfo/wireless > > > _______________________________________________ > Wireless mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/wireless >
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