Publication 2098-IN003E-EN-P — April 2004
Connecting Your Ultra3000 3-27
Refer to figures 3.22, 3.23, and 3.24 for examples of fiber-optic ring
connections between the Ultra3000-SE drive(s) and the ControlLogix
SERCOS interface module.
Figure 3.22
Fiber-Optic Ring Connection (Example 2)
Figure 3.23
Fiber-Optic Ring Connection (Example 3)
Note: You can mount the two 1756-MxxSE SERCOS interface modules in two separate ControlLogix chassis (as
shown above) or you can mount them in the same chassis.
SERCOS interface
TM
Tx (rear)
Rx (front)
OK
CP
Ultra3000-SE
1756-MxxSE SERCOS
interface Module
ControlLogix Chassis
Receive
Transmit
SERCOS fiber-optic ring
Ultra3000-SE
Receive
Transmit
Receive
Tran smit
SERCOS interface
TM
Tx (rear)
Rx (front)
OK
CP
SERCOS interface
TM
Tx (rear)
Rx (front)
OK
CP
Ultra3000-SE
1756-MxxSE SERCOS interface Modules
ControlLogix
Chassis
Receive
Receive
Transmit
Transmit
SERCOS fiber-optic ring
Receive
Tran smit
SERCOS fiber-optic ring
Receive
Transmit
Receive
Transmit
Ultra3000-SE Ultra3000-SE
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