EditString

EditString (FB)

FUNCTION_BLOCK EditString

Short description

Input of a character string Typical application: Specification of the name of a heating circuit

Representation

Interfaces

Outputs

Name	Data type	Value range	Initial value	Function
sOut	STRING			Output value of type STRING

Setpoints / parameters

Name	Data type	Value range	Initial value	Function
sSetPoint	STRING		‘’	Input value of type STRING

Function description

General

This function block is used to pass an input value of type STRING sSetPoint and directly transfer it to the output value of type STRING sOut.

Behavior on power failure

The input value of type STRING sSetPoint is stored in a power-failure-safe manner and automatically restored.

Visualization

Matching visualization element from the HVACV Visu Library: EditString

Representation

Interfaces Visu-Element

Name	Data type	Type	Initial value	Function
rString	STRING	VAR_IN_OUT		String input value e.g. HVAC.EditString.sSetPoint
sDialogTitle	STRING	VAR_INPUT		Enter the title in string format e.g.: 'Input room temperature' - appears on the numpad during input.
iFieldSizeL	INT	VAR_INPUT	0	Field enlarges by the number of entered pixels to the left. Needed to display long numbers or units.
iFieldSizeR	INT	VAR_INPUT	0	Field enlarges by the number of entered pixels to the right. Needed to display long numbers or units.

Note: VAR_IN_OUT interfaces must be assigned, VAR_INPUT are optional.

CODESYS

InOut:

Scope	Name	Type	Initial
Input Const	sSetPoint	STRING	‘’
Output	sOut	STRING