Locate I/O module required. The top row indicates the I/O module for the I/O platform.
Locate the interface module required. The second and third column indicates the interface module catalog number.
Determine if an interface module exists for the I/O module; indicated by “Letter Code” in row (interface catalog number) and the column (I/O module).
Locate cable. This is the letter indicated by “Letter Code” in the row (interface catalog number) and the column (I/O module). The “Letter Code” represents the suffix of the pre-wired cable.
Determine cable catalog number. Add 1492-CABLE_ _ _”Letter Code”, example 1492-CABLE_ _ _A.
Determine length of cable required, standard lengths are 0.5, 1.0, 2.5, and 5.0 m; which represents 005, 010, 025 and 050 for _ _ _ in the cable catalog number. Example 1492-CABLE010A = a 1.0 m cable with “Letter Code” A.