IEC 61131-3 Scripts

Help Contents

Introduction

Using Fernhill SCADA, you can configure a SCADA system without any need to write scripts or code. For example the Configuration Tool allows you to do all of these actions without any scripts or code:

However you may want to extend Fernhill SCADA beyond its core features. You can use IEC 61131-3 to do this.

Using IEC 61131-3 to Extend Fernhill SCADA

Areas where IEC 61131-3 is used to to extend Fernhill SCADA:

Authoring Structured Text

You can create structured text programs using:

Debug Structured Text

You can use the IEC 61131-3 Debugger to step through and test IEC 61131-3 code.

You can start IEC 61131-3 Debugger sessions from:

Further Information

Expressions

To learn about the expressions that can be used in calculated tags.

Program

To learn about declaring Programs.

Glossary

For the meaning of terms used in Fernhill SCADA.