PLCnext Technology naming conventions

When designating PLCnext Technology components, please observe the following conventions. Correct functioning of your components can only be ensured if you adhere to the following specifications.

GDS ports

A designation...

may not start with a number
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators
may not start or end with “.”
may contain “.” to separate port names from program instances
may start or end with “_”

Library, component and program

A designation...

has to start with a capital letter
may not contain “.”
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators

Program instances

A designation...

may not start with a number
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators

Component instances

A designation...

may not start with a number
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators

Processes

A designation...

has to be unique
may not contain “.”
may not start with a number
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators

Tasks

A designation...

may not start with a number
must consist of at least two characters
may not exceed 128 characters
may not contain spaces or tabulators

Namespaces

A designation...

may not contain spaces
may not end with “++”
should not contain “_”

PLCnext Technology naming conventions

GDS ports

Library, component and program

Program instances

Component instances

Processes

Tasks

Namespaces

PLCnext Technology naming conventions