Precautions For Programming - Panasonic FP-X0 L14R User Manual

11.3 Precautions for Programming

Programs which are not executed correctly
When a combination of contacts are set as the trigger (execution condition) of a differential instruction
(DF) or timer instruction, do not use an AND stack (ANS) instruction, read stack (RDS) instruction, or
pop stack (POPS) instruction.
<Example 1> When X1 was on prior to X0, Y0 will not be on even if X0 becomes on.
<Example 2> TMX5 will activate if X1 becomes on regardless of whether X0 is on or off.
<Example 3> When X2 was on prior to X0, Y1 will not be on even if X0 becomes on.
Examples in which the above programs are rewritten correctly
<Program in which the example 1 is rewritten>
<Program in which the example 2 is rewritten>
<Program in which the example 3 is rewritten>
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