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Variable Read

Variable Read

  • Library:
  • Variable Read block

Description

The block is used as an input variable assignment.

Parameters

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Specify the data to be read, specified in the format of tags. In Ladder Diagrams, tags (variables) are used to represent inputs, outputs, and internal memory with attributes such as Data Type, Initial Value, and size. To change the attributes of the Data Tag, open the Program Variables table within the Ladder Diagram Program block.

Programmatic Use

Block Parameter: PLCOperandTag
Type: character vector
Value: character vector
Default: 'A'

Version History

Introduced in R2019a