You are self aware?

Jaime Solorza

On Tue, May 8, 2018, 11:03 PM Philip Rankin <[email protected]> wrote:

> Hey Josh,
>
> The new ePMP gigabit interfaces will work both polarities.  You can
> actually use the old PMP100 power supplies with no issues that I have had
> so far.  I have only left a couple in that mode because the existing
> customer wasn't home when we did the swap. All Cambium had to do was use a
> bridge on the input and as long as the voltage and current capabilities
> were acceptable.
>
> 1001001,
>
> Phil
>
>    Phil
>
> Philip J. Rankin, CEO
> Wireless Telecommunications, Corp.
> A division of;
> Mobilcom Wireless Services
> PO Box 24
> Pittsburg, KS  66762
> 620-231-8188
>
> On Tue, May 8, 2018 at 2:53 PM, Josh Luthman <[email protected]>
> wrote:
>
>> Any polarity or any pinout?  Pretty sure the Ubnt AirMax NanoBeam 25dbi
>> units will do gigabit but only do the old fashion 24v 45+ 78-.  Reverse
>> polarity seems awfully sketch to me.
>>
>>
>> Josh Luthman
>> Office: 937-552-2340
>> Direct: 937-552-2343
>> 1100 Wayne St
>> <https://maps.google.com/?q=1100+Wayne+St+Suite+1337+Troy,+OH+45373&entry=gmail&source=g>
>> Suite 1337
>> <https://maps.google.com/?q=1100+Wayne+St+Suite+1337+Troy,+OH+45373&entry=gmail&source=g>
>> Troy, OH 45373
>> <https://maps.google.com/?q=1100+Wayne+St+Suite+1337+Troy,+OH+45373&entry=gmail&source=g>
>>
>> On Tue, May 8, 2018 at 2:25 PM, Mathew Howard <[email protected]>
>> wrote:
>>
>>> As far as I know, all of the ubnt gear with gigabit ports will take any
>>> poe polarity... As long as there's a pair with negative and a pair with
>>> positive, they'll turn on. I don't see that ubnt adding a second negative
>>> pair will really affect anything, unless netonix did that as well.
>>>
>>> On Tue, May 8, 2018, 11:53 AM Adam Moffett <[email protected]> wrote:
>>>
>>>> If that's right, would that mean 0.5amp on 4&5 and 0.25amp on 3&6,7&8 ?
>>>> Is it a 0.5amp fuse?
>>>>
>>>>
>>>> ------ Original Message ------
>>>> From: "Jeremy" <[email protected]>
>>>> To: [email protected]
>>>> Sent: 5/8/2018 11:42:35 AM
>>>> Subject: Re: [AFMUG] crowdsource troubleshooting
>>>>
>>>> No, that is not true, it adds an additional ground on 3&6.  So to
>>>> obtain a gigabit connection you have + on 4&5 and - on 3&6, 7&8.  All of
>>>> the present day UBNT gear is like this since they added gigabit Ethernet.
>>>> When we upgrade we add a jumper to 3&6 to get it to negotiate at gigabit,
>>>> but they seem to operate at 100FDX without it.
>>>>
>>>> On Tue, May 8, 2018 at 9:30 AM, Jacob Turner <[email protected]>
>>>> wrote:
>>>>
>>>>> The Prism Gen 2 uses "standard" UBNT passive 24v POE.  +4,5 -7,8.
>>>>> I've seen netonix switches claiming as much as 12 watts draw from one when
>>>>> running.  I wouldn't be surprised if their startup draw may be a bit 
>>>>> higher.
>>>>>
>>>>> On Tue, May 8, 2018 at 8:16 AM, <[email protected]> wrote:
>>>>>
>>>>>> I need help in understanding a product failure.
>>>>>>
>>>>>> I have now had two customers with similar failures in my POE fuse
>>>>>> product.  The fuses are blowing.
>>>>>> So far it is limited to the fuses on pins 4/5.
>>>>>>
>>>>>> One customer is using:
>>>>>> UBNT 5AC Prism Gen 2 radio, Mikrotik 411 boards, using both poes and
>>>>>> netonix as the power supply.
>>>>>>
>>>>>> What pins and polarities does that radio use for POE?  How much
>>>>>> current?
>>>>>>
>>>>>> I may need higher rated fuses or slower fuses.  But I can only go so
>>>>>> high before it is not protecting Netonix thus becoming an expensive CAT5
>>>>>> splice.
>>>>>>
>>>>>> My ideas so far:
>>>>>>
>>>>>> I need a slower reacting fuse.
>>>>>>
>>>>>> I need a higher amp rating fuse.  (not sure how high I can go and
>>>>>> still protect Netonix)
>>>>>>
>>>>>> Some loads have unanticipated currents on those wires.
>>>>>>
>>>>>> Plugging in when powered may cause a connection sequence problem
>>>>>> where if pin 4 makes contact first the whole load will go through that 
>>>>>> wire
>>>>>> and blow that fuse.
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>
>

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