Network specifications updated

The following “Relative Market Performance Table” updates information appearing on p. 20 of the “Capitalize on Intelligent Network Power” study, published as a supplement to Control Engineering, March 1999.

In addition, the contact for Interbus listed on p. 9 in “A Network of Networks” should be Ken Gardner.

Relative Performance Table

Network	Network Level	Architecture	Communication Media	Transmission Speed	No. Of Stations	Maximum Distance
CC-Link	Device/Control	Bus	Twisted Pair	10 Mbps	64	1,200 m
DeviceNet	Device	Bus	2 Twisted Pairs	0.5 Mbps	64	500米
Profibus-DP	Device	Bus	RS-485, Fiber, Infrared Media	12 Mbps	126	90 km
ModBus	Device	Bus	RS-232/RS-485	0.0192 Mbps	255	500米
ControlNet	Control	Bus	Coax or Fiber	5 Mbps	99	30 km
Interbus	Device	Loop	Twisted Pair	0.5 Mbps	256	12公里
SDS	Device	Bus	Twisted Pair	1.0 Mbps	64	500米

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