Rockwell Automation 1756-SYNCH ControlLogix SynchLink Module User Manual User Manual
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Publication 1756-UM521C-EN-P - July 2004
3-10 SynchLink Module Features
The Communications Format feature is configured on the following screen.
Table 3.5 SynchLink Module Transmit Communications Formats
Transmit Port Communications Format
Transfer Rate (across the fiber optic
cable) for Each Data Type:
1 Axis, 3 Direct Words, 14 Buffered
Axis Data - Updated every 500
μS
Direct Data - Updated every 50
μS
Buffered Data - Updated every 500
μS
2 Axis
Axis Data - Updated every 250
μS
2 Axis, 3 Direct Words
Axis Data - Updated every 500
μS
Direct Data - Updated every 50
μS
2 Direct Words, 18 Buffered
Direct Data - Updated every 50
μS
Buffered Data - Updated every 250
μS
4 Direct Words, 18 Buffered
Direct Data - Updated every 50
μS
Buffered Data - Updated every 500
μS
4 Direct Words, 8 Buffered
Direct Data - Updated every 50
μS
Buffered Data - Updated every 250
μS
Listen Only, No Transmit Data
No data updated in this format
No Transmit Data
No data updated in this format
Communications Formats