User Manual

Rockwell Automation Publication 1752-UM001E-EN-P - June 2014 27
Installing and Wiring the SmartGuard 600 Controller Chapter 2
If you choose to use a different communication rate, the length of the trunkline
and types of cable determine which communication rates your application can
support.
Table 3 - DeviceNet Communication Rates and Cable Lengths
Communication Rate Distance, max Cumulative Drop
Line Length
Flat Cable Thick Cable Thin Cable
125 Kpbs 420 m (1378 ft) 500 m (1640 ft) 100 m (328 ft) 156 m (512 ft)
250 Kpbs 200 m (656 ft) 250 m (820 ft) 100 m (328 ft) 78 m (256 ft)
500 Kpbs 75 m (246 ft) 100 m (328 ft) 100 m (328 ft) 39 m (128 ft)