Rockwell Automation 1756-SYNCH ControlLogix SynchLink Module User Manual User Manual
Page 18

Publication 1756-UM521C-EN-P - July 2004
1-4 What is the 1756-SYNCH module?
Physical Features of the ControlLogix SynchLink Module
Figure 1.1
Table 1.4 lists descriptions of the physical features shown in Figure 1.1.
Backplane
Connector- Interface
to the ControlLogix
system backplane
Status
Indicators
42744
LINK
SYNC
OK
Module side view
Module front view
LINK
COMM
Transmit
Fiber Port
Receive
Fiber Port
Table 1.4
Physical Feature:
Description:
Backplane connector
The backplane connector connects the
module to the ControlLogix chassis
backplane.
Status indicators
The status indicators display the module’s
communications and SynchLink system
status.
Transmit fiber port
The transmit fiber port allows connection
(via fiber optic cables) to other SynchLink
modules so the module can send data.
Receive fiber port
The receive fiber port allows connection (via
fiber optic cables) to other SynchLink
modules so the module can receive data.