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Siemens SIMATIC S7-1200 / S7-1500 Programming Language Comparison

Introduction

This reference manual provides a detailed comparison of programming languages used with Siemens SIMATIC S7-1200 and S7-1500 controller families. It is based on international mnemonics and covers a wide range of instructions, categorized into basic, extended, technological, and communication functions.

The document is designed to assist users in understanding the applicability and usage of various instructions across different controller models and programming languages, including LAD, FBD, STL, and SCL.

Key Features

  • Comprehensive comparison of programming instructions.
  • Details on basic, extended, technological, and communication functions.
  • Guidance on language compatibility (LAD, FBD, STL, SCL) for S7-1200 and S7-1500.
  • Information on instruction validity and constraints, including firmware requirements.
  • Explanation of the legend used for instruction availability and restrictions.

About Siemens

Siemens AG is a global powerhouse in electronics and electrical engineering, focusing on the areas of automation and digitalization. The SIMATIC product line represents Siemens' commitment to providing advanced industrial automation solutions.

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