Rockwell Automation 1769-SM1 Compact I/O to DPI/SCANport Module - Manual (Page 37)

Configuring the Module 3-7
Figure 3.4 I/O Configuration Window and Expansion General Configuration Screen
2. Enter “60” in the Extra Data Length field and click Apply. “60” is
the number of configuration words used by the SM1 (20 words per
channel). New tabs (
Figure 3.5 ) will appear to allow the
configuration.
Figure 3.5 Expansion General Configuration Tab Screen