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 <j...@imaginenetworksllc.com> 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 <jree...@18-30chat.net> > 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 <adal...@gmail.com> >> 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 >> > f...@adalemo.com >> > >> > >> > >> > >> > On Fri, Oct 12, 2012 at 8:18 PM, Kristian Hoffmann <kh...@fire2wire.com> >> > 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 >> >> f...@adalemo.com >> >> >> >> >> >> >> >> >> >> On Fri, Oct 12, 2012 at 7:05 PM, Josh Luthman >> >> <j...@imaginenetworksllc.com> 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 <adal...@gmail.com> >> >>> 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 >> >>>> f...@adalemo.com >> >>>> >> >>>> >> >>>> >> >>>> >> >>>> On Fri, Oct 12, 2012 at 6:56 PM, Kristian Hoffmann >> >>>> <kh...@fire2wire.com> >> >>>> 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 >> >>>>> <adal...@gmail.com> >> >>>>> 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 >> >>>>>> f...@adalemo.com >> >>>>>> >> >>>>>> >> >>>>>> >> >>>>>> >> >>>>>> On Fri, Oct 12, 2012 at 6:17 PM, Josh Luthman >> >>>>>> <j...@imaginenetworksllc.com> 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 >> >>>>>>> <adal...@gmail.com> >> >>>>>>> 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 >> >>>>>>>> f...@adalemo.com >> >>>>>>>> >> >>>>>>>> >> >>>>>>>> >> >>>>>>>> _______________________________________________ >> >>>>>>>> Wireless mailing list >> >>>>>>>> Wireless@wispa.org >> >>>>>>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>>>>>> >> >>>>>>> >> >>>>>>> >> >>>>>>> _______________________________________________ >> >>>>>>> Wireless mailing list >> >>>>>>> Wireless@wispa.org >> >>>>>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>>>>> >> >>>>>> >> >>>>>> >> >>>>>> _______________________________________________ >> >>>>>> Wireless mailing list >> >>>>>> Wireless@wispa.org >> >>>>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>>>> >> >>>>> >> >>>>> >> >>>>> >> >>>>> _______________________________________________ >> >>>>> Wireless mailing list >> >>>>> Wireless@wispa.org >> >>>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>>> >> >>>>> >> >>>>> >> >>>>> _______________________________________________ >> >>>>> Wireless mailing list >> >>>>> Wireless@wispa.org >> >>>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>>> >> >>>> >> >>>> >> >>>> _______________________________________________ >> >>>> Wireless mailing list >> >>>> Wireless@wispa.org >> >>>> http://lists.wispa.org/mailman/listinfo/wireless >> >>>> >> >>> >> >>> >> >>> _______________________________________________ >> >>> Wireless mailing list >> >>> Wireless@wispa.org >> >>> http://lists.wispa.org/mailman/listinfo/wireless >> >>> >> >> >> >> >> >> >> >> _______________________________________________ >> >> Wireless mailing list >> >> Wireless@wispa.org >> >> http://lists.wispa.org/mailman/listinfo/wireless >> >> >> >> >> >> >> >> _______________________________________________ >> >> Wireless mailing list >> >> Wireless@wispa.org >> >> http://lists.wispa.org/mailman/listinfo/wireless >> >> >> > >> > >> > _______________________________________________ >> > Wireless mailing list >> > Wireless@wispa.org >> > http://lists.wispa.org/mailman/listinfo/wireless >> > >> _______________________________________________ >> Wireless mailing list >> Wireless@wispa.org >> http://lists.wispa.org/mailman/listinfo/wireless > > > > _______________________________________________ > Wireless mailing list > Wireless@wispa.org > http://lists.wispa.org/mailman/listinfo/wireless > _______________________________________________ Wireless mailing list Wireless@wispa.org http://lists.wispa.org/mailman/listinfo/wireless
