Rockwell Automation Publication 1769-UM021G-EN-P - October 2015 139
Communicate over Networks Chapter 6
Table 6 - Example CompactLogix 5370 L2 Control Systems with a 1769-SDN Scanner
Controller Cat. No. Number of Embedded
I/O Modules
1769-SDN Scanner Power Supply Distance Rating Calculation Impact
1769-L24ER-QB1B 1 The embedded I/O module is the first module in the module count. At its maximum power supply distance rating, the
1769-SDN scanner can be installed in slot 3 of the local expansion modules, as shown in the following graphic.
Three modules between the power supply and the 1769-SDN scanner.
With this controller catalog number, you can only install up to two local expansion modules
between the controller and the 1769-SDN scanner.
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