George, What is a packetflux 5ch PDU? I can't find anything on their site except 4 and 8 port injectors.
On Fri, Jun 30, 2017 at 9:22 PM, George Skorup <[email protected]> wrote: > I have some PacketFlux 5Ch PDUs. I've found the current measurements to be > fairly accurate. One has an AF24 on it and measures 1020mA, so 49 watts. > Others with Exalt ExtendAir G2-11's measuring 490-520mA, so 24-25 watts. > And a pair of SAF Lumina 6GHz HP radios both about 825mA = 39.6 watts while > the radios themselves say about 870mA and 40.4 watts, so.. close enough. > All of these are fed from the regulated output Traco BCMU360's in 48V mode. > I love the 5Ch PDUs + GigE-POE-APCs for +48 backhauls. No fuses to worry > about. And slightly higher power than a typical POE injector will handle. > > On 6/30/2017 5:36 PM, Mathew Howard wrote: > > Well, I've always measured them from the DC side, so I could see them > going drawing that much from the wall. > > Kind of interesting, I was just checking some of ours... I have one site, > where there are two AF-5x plugged being powered from a MikroTik hEX PoE, so > they both have the exact same power source, similar cable lengths, etc. and > one is showing 8.1 watts and the other is 10.5 watts. The interesting > thing, is that the one that's drawing more power actually has less load > going through it, and judging from the MAC address, is also slightly newer. > I don't know how accurate those MikroTiks are at measuring current > (wouldn't surprise me if they're far from accurate), but I would expect > them to at least be kinda consistent. > > On Fri, Jun 30, 2017 at 4:50 PM, Eric Kuhnke <[email protected]> > wrote: > >> I really thought I remembered seeing an AF5X about eighteen months ago, >> drawing 16-17W from the wall, but I could be wrong or the watt meter that >> it was plugged into was grossly inaccurate. This newer model of kill-a-watt >> seems to be better. >> >> >> >> On Fri, Jun 30, 2017 at 7:29 AM, Mathew Howard <[email protected]> >> wrote: >> >>> Yeah, I think that's pretty consistent with what the AF-5X radios have >>> always used. The AF5 (not X) and AF24 do use a lot more power. >>> >>> On Fri, Jun 30, 2017 at 7:08 AM, Stefan Englhardt <[email protected]> >>> wrote: >>> >>>> Yes. All my AF5X use ~10W. UBNT AC use 6W and older MT 11n use 3-4W. >>>> SAF is 30-35. PTP600 is 50. >>>> >>>> >>>> On Fri, 30 Jun 2017 12:04:44 +0000 >>>> Rory Conaway <[email protected]> wrote: >>>> >>>>> I think you are thinking of the AF24 which cranks 50W all the time. >>>>> >>>>> Rory >>>>> >>>>> From: Af [mailto:[email protected]] On Behalf Of Eric Kuhnke >>>>> Sent: Thursday, June 29, 2017 6:43 PM >>>>> To: [email protected] >>>>> Subject: [AFMUG] New AF5X using less power than older board revisions? >>>>> >>>>> Provisioning a new AF5X link here on their AC PoE injectors before >>>>> they go out to the field. Something interesting I've noticed, and maybe >>>>> I'm >>>>> not remembering right, but it seems that the newer AF5X use less power >>>>> than >>>>> the older ones. >>>>> >>>>> This unit with its ubnt default PoE injector plugged into a >>>>> kill-a-watt is measuring 11 watts. There's no traffic going through it, >>>>> but >>>>> as I recall an AF5X uses pretty much the same amount whether or not it's >>>>> under load, since the AF architecture is constantly sending/receiving >>>>> frames whether or not they have an ethernet data payload. >>>>> >>>>> >>>>> >>>> ----- GENIAS INTERNET -- www.genias.net ------ >>>> Genias Internet >>>> Stefan Englhardt Email: [email protected] >>>> Dr. Gesslerstr. 20 D-93051 Regensburg >>>> Tel: +49 941 942798-0 <%2B49%20941%20942798-0> Fax: +49 941 942798-9 >>>> <%2B49%20941%20942798-9> >>>> >>> >>> >> > >
