Software House iSTAR Pro 4U - Page 33

Cable Distances and Power
33
Following are maximum cable distances when supplying power to I/8 and R/8
bus modules from the 4U Rack Mount.
I/8 - R/8 Bus Modules
TABLE 14. Power for I/8 and R/8
Power from RM
Connectors to
I/8 or R/8
Wire Size
Max cable
distance (ft.) for
I/8
Max cable
distance (ft.) for
R/8. (With all 8
relays active)
24 AWG
390 225
22 AWG
620 350
20 AWG
985 560
18 AWG
1565 900