I assume after a few minutes, customers will start messing with the POE, unplugging it, getting the cables plugged into the wrong places, and other super helpful things.
From: Af [mailto:[email protected]] On Behalf Of Nate Burke Sent: Wednesday, February 22, 2017 4:36 PM To: [email protected] Subject: Re: [AFMUG] EPMP1000 Heater POE Polarity At least it doesn't default itself while it looks like it's powercycling.... On 2/22/2017 4:19 PM, That One Guy /sarcasm wrote: yes it is Dealt with that in the last cold snap a software reboot is enough that it wont boot, just cycles, bad bad juju On Wed, Feb 22, 2017 at 3:43 PM, Josh Luthman <[email protected] <mailto:[email protected]> > wrote: So what happens if you do power it up with 24v? Does it just sit there dumb for hours until the sun cooks it a bit? This is really only relevant if it's something like <10F when you first boot it up, right? If it's booted and warm, a cold snap isn't going to make it go down. Josh Luthman Office: 937-552-2340 <tel:%28937%29%20552-2340> Direct: 937-552-2343 <tel:%28937%29%20552-2343> 1100 Wayne St Suite 1337 Troy, OH 45373 On Wed, Feb 22, 2017 at 4:26 PM, Nate Burke <[email protected] <mailto:[email protected]> > wrote: I've finally got back to this project today, and have been running a few mores test now that the radios are nice and cold in the freezer. It appears that the polarity does not matter, but the heater will not kick on with <30v supplied. On 2/10/2017 4:40 PM, Ken Hohhof wrote: I see from the Cambium FAQ that a connectorized ePMP can take up to 20 minutes to heat up if it’s really, really cold outside. That has to feel like an eternity. From: Af [mailto:[email protected]] On Behalf Of Josh Luthman Sent: Friday, February 10, 2017 4:32 PM To: [email protected] <mailto:[email protected]> Subject: Re: [AFMUG] EPMP1000 Heater POE Polarity Powered up just fine for us with a 750p yesterday. Two of them. It was like 15*? Josh Luthman Office: 937-552-2340 <tel:%28937%29%20552-2340> Direct: 937-552-2343 <tel:%28937%29%20552-2343> 1100 Wayne St Suite 1337 Troy, OH 45373 On Fri, Feb 10, 2017 at 5:26 PM, Ken Hohhof <[email protected] <mailto:[email protected]> > wrote: Where are you testing? It's like 40 degrees outside. I assume you are testing in a freezer? -----Original Message----- From: Af [mailto:[email protected] <mailto:[email protected]> ] On Behalf Of Nate Burke Sent: Friday, February 10, 2017 3:47 PM To: [email protected] <mailto:[email protected]> Subject: Re: [AFMUG] EPMP1000 Heater POE Polarity I would like some confirmation, because I think that I'm repeating the test now and coming up with different results. Like the heater isn't kicking on with either polarity now. On 2/10/2017 3:39 PM, Ken Hohhof wrote: > You'd think after Trango's miserable experience with preheaters in their 5830 > series radios, no one would do that ever again. > > I know I didn't answer your question, but it sounds like you've already > answered it and are just looking for confirmation. > > > -----Original Message----- > From: Af [mailto:[email protected] <mailto:[email protected]> ] On > Behalf Of Nate Burke > Sent: Friday, February 10, 2017 3:13 PM > To: Animal Farm <[email protected] <mailto:[email protected]> > > Subject: [AFMUG] EPMP1000 Heater POE Polarity > > I've been running some tests with Cold startup of EPMP1000 w/ sync > Radios. Does the Internal heater only function with 4/5- 7/8+? A > cold radio (18F) radio will power on but seems stuck in a reboot loop > with 4/5+ 7/8- The same radio powered on and booted within 2 minutes > or so with 4/5- 7/8+ > > Power draw with 4/5+ 7/8- was around 4w, and would randomly spike to around > 15w The power light would stay on, but sync and ethernet lights would go on > and off, like it was continually rebooting. > > Power draw with 4/5- 7/8+ was a solid 15w for about 2 minutes with only the > power light on, then 4w once booted. > > I just presumed that since it would power on with both polarities, the heater > would work with both polarities as well. It's looking like that might not be > the case. > > -- If you only see yourself as part of the team but you don't see your team as part of yourself you have already failed as part of the team.
