WS 8 250 DC 24V 1A on Port 1 or 2

wlst
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WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:09 am

Hi can i use port 1 or 2 at WS 8 250 DC with 24V 1A passive (4,5+ 7,8-) ?

Thanks
Thomas
ws8dc_p2.png

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lligetfa
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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:26 am

No. 2 pair PoE is limited to .75A.

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sirhc
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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:39 am

Some switches do offer 1.5A with 24VH but that is using all (4) pair which means it is only .75A on (2) pair (pins 4,5 + and 7,8 -) and another .75A on the other (2) pair (pin 1,2 + and 3,6 - )

DO NOT USE 24VH ON ANY OTHER DEVICE THAN AF2X, AF3X, AF5X OR A DEVICE SPECIFICALLY DESIGNED TO ACCEPT POWER ON ALL 4 PAIR OR YOU WILL FRY THE DEVICE AND THE PORT AND THIS IS NOT COVERED UNDER WARRANTY.

Note: New AFX radios support 48V and 48VH as well as 24VH see this post viewtopic.php?f=6&t=1215#p9040

24V and 48V @ .5A or .75A using 2 pair Pins 4,5 [+] and Pins 7,8 [-]

24VH and 48VH @ 1.2A or 1.5A using 4 pair Pins 1,2,4,5 [+] Pins 3,6,7,8 [-]
It achieves the higher amperage by splitting the load across all 4 pair

Now this is not to say that the switch will not try and deliver 1A especially if the switch is in a cool area but you are over driving the Ethernet Transformers and could damage them as they are not rated for that current.

However with that said some devices come with a 1A POE brick but that does not mean the device uses 1A. Most UBNT radios come with a 1A POE brick but the device only uses .5A or less which you can see as we give you the current that the device is using on the Status Tab
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sirhc
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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:41 am

What are you wanting to power at 24V 1A?
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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:46 am

sirhc wrote:What are you wanting to power at 24V 1A?

It would be good to know and whether that kit has the option of powering separately via a barrel connector or terminals. One might be able to employ a 4-pair PoE picker to pick off the power to feed separately.

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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Thu Mar 10, 2016 10:49 am

BTW, if you really need 24V 1A, you could always send 48V into the http://routerboard.com/RBGPOE-CON-HP and use the 24V 1A it puts out.

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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Tue Mar 15, 2016 2:37 pm

60ghz.jpg


60ghz_24_1.jpg


24VH 1A pins 1,2,4,5(+) 3,6,7,8(-)

But my WS 8 250 DC dont deliver 24 VH

Gruß
Thomas

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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Tue Mar 15, 2016 3:10 pm

P.S sorry for delay working day and night.

der.jpg

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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Tue Mar 15, 2016 3:17 pm

No, the WS-8-250-XX never supported 24VH

Nor does the WS-24-400X or the WS-12-250X

The models that support 24VH is
WS-10-250-AC - Ports 1-2
WS-12-250-DC - Ports 1-4
WS-12-400-AC - Ports 1-4
WS-6-MINI - Port 2

It all explained in the PDF and on the product descriptions for each item on our web site/store
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Re: WS 8 250 DC 24V 1A on Port 1 or 2

Tue Mar 15, 2016 3:18 pm

wlst wrote:P.S sorry for delay...
Your clock is two years behind. :ak:

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