Rules - Omron NX1P Programming Manual

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Rules

You Can
With the NX1P, you can program a ladder diagram that cannot be programmed with the CJ2 or
other traditional PLC.

You can insert an output without inserting an input. (Always ON Flag is not required)
Functions and function blocks can also be inserted without inserting an input.

You can connect outputs, functions, and function blocks in series.
You Cannot

You cannot set a rung without any circuit parts.

You cannot set a rung with only one input.

You cannot connect any item other than output after an output.
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