Rockwell Automation AutoMax Enhanced Ladder Language Reference Manual - Manual (Page 140)

6Ć8
6.3 Logical Or (OR)
Use the Logical Or instruction to perform a bitĆwise logical OR operation between two
variables. While EN is true, the instruction performs a logical OR operation between In1
and In2. The result is stored in Out.
The truth table for a bitĆwise logical OR operation is as follows:
In1 In2 Out
0 0 0
1 0 1
0 1 1
1 1 1