→Local variable

Usually, a local variable is conform to an →internal variable .
In FBD/LD, the term "local variable" is used for the variables that are identified as internal variables (= VAR ... END_VAR) related to the ST-syntax .

Information on the declaration of variables in →FBD is listed under "Declaring variables in FBD". Information on the declaration of variables in →LD is listed under "Declaring variables in LD and assigning a variable to contact/coil ".