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 <mailto:f...@adalemo.com>




On Fri, Oct 12, 2012 at 7:05 PM, Josh Luthman <j...@imaginenetworksllc.com <mailto: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 <tel:937-552-2340>
    Direct: 937-552-2343 <tel: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 <mailto: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 <tel:%2B234-803-5610040>
        M: +234-809-8610040 <tel:%2B234-809-8610040>
        f...@adalemo.com <mailto:f...@adalemo.com>




        On Fri, Oct 12, 2012 at 6:56 PM, Kristian Hoffmann
        <kh...@fire2wire.com <mailto: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 <tel:937-552-2340>
            Direct: 937-552-2343 <tel: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 <mailto: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 <tel:%2B234-803-5610040>
                M: +234-809-8610040 <tel:%2B234-809-8610040>
                f...@adalemo.com <mailto:f...@adalemo.com>




                On Fri, Oct 12, 2012 at 6:17 PM, Josh Luthman
                <j...@imaginenetworksllc.com
                <mailto: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 <tel:937-552-2340>
                    Direct: 937-552-2343 <tel: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 <mailto: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 <tel:%2B234-803-5610040>
                        M: +234-809-8610040 <tel:%2B234-809-8610040>
                        f...@adalemo.com <mailto:f...@adalemo.com>



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