How to change text color based on a BOOL type tag in EcoStruxure Operator Terminal Expert?

Issue:

This FAQ demonstrates how to change the color of text based on the value of a Boolean tag. In this example, a converter of type Range is used to achieve this behavior. While the example focuses on a text box, the same approach can be applied to any text element where color needs to reflect tag status.

Product:

EcoStruxure Operator Terminal Expert v3.x , v4.x (EOTE)

Environment:

HMI Configuration Software in Windows

Resolution:

In this example, the color of the text in a text box changes based on the status of a coil from a PLC.

The following tags were created to represent a contact and a coil from the PLC. These tags are directly linked to the corresponding PLC elements and are read through the Modbus TCP driver:

A converter of type Range was created as shown below:

The Color property of the text inside the text box is configured to change based on the Coil1 variable, which uses the previously created Converter 1.

A button was created and assigned the Contact1 tag, allowing it to toggle the PLC contact value.

Result:

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