So, there are people here powering AF24's with 54-55 (float) voltage without issues? Just trying to rule this out.
On Wed, Sep 9, 2015 at 11:47 AM, Chuck McCown <[email protected]> wrote: > No, 54-55 is a good float voltage for lead acid 48 VDC batteries. > The voltage itself has nothing to do with the data. > > Too much current could affect it, but in my testing, the chip with the > magnetics will unsolder itself before it stops passing data. > > *From:* Josh Baird <[email protected]> > *Sent:* Wednesday, September 09, 2015 9:30 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] GIGE-POE-APC Hot? > > Stock is 50V. I'm running them directly off a Traco TSP (~54V). I wonder > if this is why the ethernet keeps dropping. > > On Wed, Sep 9, 2015 at 11:27 AM, Mathew Howard <[email protected]> > wrote: > >> The stock AF24 power supply is 50v, if I remember correctly. >> >> On Wed, Sep 9, 2015 at 9:37 AM, Josh Luthman <[email protected] >> > wrote: >> >>> Isn't AF24 only 48v? >>> >>> >>> Josh Luthman >>> Office: 937-552-2340 >>> Direct: 937-552-2343 >>> 1100 Wayne St >>> Suite 1337 >>> Troy, OH 45373 >>> >>> On Wed, Sep 9, 2015 at 10:33 AM, Chuck McCown <[email protected]> wrote: >>> >>>> OK, there are some half watt resistors in that area. When running at >>>> 55 volts limiting current for the LEDs they do get hot. Their temp depends >>>> on system voltage. I had hard to make the LEDs usable for a range of 6-60 >>>> volts without some tradeoff. >>>> >>>> As long as the large chip isn’t getting hot you are OK. >>>> >>>> *From:* Josh Baird <[email protected]> >>>> *Sent:* Wednesday, September 09, 2015 8:16 AM >>>> *To:* [email protected] >>>> *Subject:* Re: [AFMUG] GIGE-POE-APC Hot? >>>> >>>> Yeah, it seems to be just the area around the LED. The connector is >>>> not very hot at all. >>>> >>>> On Wed, Sep 9, 2015 at 9:54 AM, Nate Burke <[email protected]> wrote: >>>> >>>>> Or is it the area right by the LED's? >>>>> >>>>> On 9/9/2015 8:52 AM, Ken Hohhof wrote: >>>>> >>>>> The connector is hot? That can’t be right. >>>>> >>>>> *From:* Josh Baird <[email protected]> >>>>> *Sent:* Wednesday, September 09, 2015 8:43 AM >>>>> *To:* [email protected] >>>>> *Subject:* [AFMUG] GIGE-POE-APC Hot? >>>>> >>>>> We just installed our first GIGE-POE-APC which is powering an AF24, >>>>> and noticed that it gets VERY hot. So hot that it almost instantly burns >>>>> your finger when you touch the green molding. For folks that have these >>>>> installed, is this normal? >>>>> >>>>> It's ran fine for a few days, but this morning we we noticed that the >>>>> ethernet link on the AF24 was dropping (and coming back very quickly). >>>>> I'm >>>>> not sure if it's related or not. >>>>> >>>>> Josh >>>>> >>>>> >>>>> >>>> >>> >>> >> >> > >
