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Re: Re: Wanted - two pair cable for 12VDC and RS485
Thanks Keith
Our data rates are pretty low - around 20 K Baud so that would make
sense I guess.
Cheers
Neil
Keith Doxey wrote:
>>From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx]On Behalf Of
>>Neil Fuller
>>
>> >>in fact, a screen is likely to bedetrimental to
performance IMO.
>>
>>When we use RS485 to shift data around buildings (which often have
high
>>amounts of EMI from VSDs etc), we always use STP. Why would a
screen be
>>detrimental to performance?
>>
>>
>>
>
>Hi Neil
>
>It probably wont affect RS485 too much if the speed is quite low but
>screened cable has a much higher capacitance so therefore greater
losses.
>
>HTH
>
>Keith
>
>
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>
>Yahoo! Groups Links
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