How to power and verify IP5M POE is working

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chrisalbertson
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Joined: Fri Feb 04, 2022 2:17 pm

How to power and verify IP5M POE is working

Post by chrisalbertson »

I have a new Amcrest POE camera (IP5M-T1179EW-28MM) that is not yet setup.

Can it be powered from a 12V plug-in power supply, or is it POE only? I tried 12V power via the barrel jack and the camera seems "dead" Is there an LED that would tell me there is power? With 12V applied, the Ethernet switch does not detect an active Ethernet connection, I've tried two different 12V supplies. The DHCP service in the router does not give the camera a reservation. The camera appears to be powered off or dead

The instruction on the iPhone app say to "scan the QR code on the camera or to manually enter the serial number" but There is no serial number or QR code on the camera.

I figure I need to return this camera to Amazon and look for a different camera unless someone tells me I'm doing something wrong.
jack7
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Joined: Tue May 29, 2018 7:46 pm

Re: How to power and verify IP5M POE is working

Post by jack7 »

Sounds  DOA.
it needs 12V DC 1A or more.
Maybe try the reset button for 30 sec inside the door where SD card goes.
Download Amcrest IP Config program to find camera and if found it will tell you serial #.
Otherwise I suggest returning cam to Amazon for a replacement.
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Revo2Maxx
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Re: How to power and verify IP5M POE is working

Post by Revo2Maxx »

That might be an issue in it self.

@chrisalbertson Hello and Welcome to the forum

While at higher POE voltage your camera don't take much Current however when you drop that power down to 12v using the 2.1 or 2.5mm plug the 12v power supply should be rated 2amps or higher.. A few reasons really. Because a lot of people that are selling 12v power supplies are very over rated and under powered. So a known good quality Power supply that is rated at 1.5 or 1.75amps could work it would push it to the limits on camera start up. What will happen when you plug in power to the camera it normally needs a Huge rush of Current (Called IN-Rush) this at times can take a really good power supply that is really rated at 2amps and push it to 2.25 or even 2.5 sometimes. However if the power supply is really not rated at 2amps however could still supply 1.75amps the device could still get enough to pass the first test.

When you plug in and don't see any Network activity your camera don't always mean it is dead. It might mean it didn't pass the first inrush and as such it might never even make to the rest of the board for testing..

I did just look at the cameras manual online here at amcrest and on page 12 it does say should use 2amp I just wanted to make sure that I wasn't saying to low of current as some cameras can require a lot to get pass the threshold''

Just please note that not all power supplies are designed or made equal and I have some that came with device that isn't even 1/2 of what is stated. I have some that are 5amp rated on label on supply and will not even produce 3amps. If you had a older Router lets say that had a 2.5 or 3.5amp 12v that would be good unless it was Knock off brand as most routers give real rated power supplies..
Be Safe.
jack7
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Joined: Tue May 29, 2018 7:46 pm

Re: How to power and verify IP5M POE is working

Post by jack7 »

@Revo2Maxx
The camera Technical Specifications doc says 12v or poe requires < 7.2W.  So that is wrong, or a faulty 12V 1A power supply would be supplying  < 7.2V or whatever.  Oh well.  2A supply is safer.
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Revo2Maxx
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Re: How to power and verify IP5M POE is working

Post by Revo2Maxx »

So the 7.2w sounds like maybe the 48v and that would be at a very low .15 or around 150ma. This is so people know what type of POE they would need to have.

So at a 12v 7.2w would be around 600ma of current and for my thoughts this is going to be kind of low if we factor in all things about the camera. IR, Data and normal power of the camera I would guess 1.25ish would make a good max running current for that camera. The one thing we never want to do is run a Power supply at the max rated values often or for very long. also in some cases there are other things that can come into play (Voltage over Distance) and most times yes these cameras if used with ext power supply should have the power as close to the camera as it can be.

So while I could be wrong and as anyone that knows me well I like to Test things lol.. So I dug out the first camera that I could that was POE and had a connector for 12v power.. One that I thought for sure would require way more then it did lol and even out of the scope of the topic however that isn't what I found. Oddly my Amcrest 846EB camera that can run on 12v I powered with a 12v 2amp Amcrest supply (I have tested this supply and it does work to 2.23221 amps max however the supply says 12v 2amps.. Plug in and (Slow meter) didn't pick up Inrush but starting current was 430ma while it did it's dance with a peak at 600ma at a point when the camera was at it's end stops.. However I was surprised to find it's constant running current in color was 350ma. However going into menu and making the camera turn on IR at 50% and B/W took the camera to 600ma so I thought for sure it would gone higher then it did however changing the camera to 100% IR only took it to 800ma..

So for testing I took a 1.25amp 12v supply I have tested and maxes out at 1.2821amps. I let the camera cool off before connecting the new power supply as a time to let any power that might have been left in the caps discharge and after 10min I connected the 1.25amp supply and the camera wouldn't come to life? I personally don't understand why. The meter I am using isn't fast enough to test Inrush but the camera wouldn't even start the dance of the PTZ. I would have better info if my scope was working however the fuse in it blew so that test has to wait.

In the end crazy thing about my 846EB in testing the info on POE the camera running a tour with IR on is almost 12w and while that seems like a lot that is still only 215ma what that matters is POE is running over a 24awg pair in this case only 30 foot so had the cable been longer them values would have been higher..

TO The OP, If you plug in your Camera it has a Setup for IR like my 846 I am going to guess there is a little LDR that has a little Metal strip over it size is less then a pea. and I could be wrong but when looking in your Manual it says it has ZoomPrio like my camera does and it works kind of oddly. The camera should have a ICR and when it is dark there should be a CLICK sound this is the camera moving the IR filter. The IR will be red in color and might be hard to see behind the black glass by the naked eye using a camera on your phone should see the glow of the IR when you point your phone camera at the Amcrest Camera.

My Guess is as Jack7 said either it is DOA (Personally don't think it is) or just needs stronger Power supply. 12v 2amps is my guess..
Be Safe.
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