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I want to take temp. data from recorder to computer. Which
communication system is best from this option(Rs 232-
485/ethernet/USB)?
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Answer Posted / gaurav kale
It all depents upon your computer or monitering Equipment
distance and also the purpose i.e.to control or to monitor.
the distance limitations and speed of responce is as
follows for
1)RS 232 --distance =20 feet--speed limited to KBPS
2)RS 485 --Distance upto 1500 feet --Speed Limited to KBPS
3)ETHERNET PORT ---DISTANCE UPTO 500 METERS --sPEED LIMITED
TO 100mbps..BUT now a days it is enhancet to GBPS provided
that the connectivity should be Fibreoptic
4)I haven seen instruments with USB compatibility ,but we
can convert many ports to USB
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