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Overview of Contents
Precautions provides general precautions for using the CX-Programmer Ver. 8.1.
Part 1
Part 1 contains the following sections.
Section 1 introduces the function block functionality of the CX-Programmer and explains the features
that are not contained in the non-function block version of CX-Programmer.
Section 2 provides specifications for reference when using function blocks, including specifications on
function blocks, instances, and compatible PLCs, as well as usage precautions and guidelines.
Section 3 describes the procedures for creating function blocks on the CX-Programmer.
Part 2
Part 2 contains the following sections.
Section 4 introduces the structure text programming functionality of the CX-Programmer and explains
the features that are not contained in the non-structured text version of CX-Programmer.
Section 5 provides specifications for reference when using structured text programming, as well as
programming examples and restrictions.
Section 6 explains how to create ST programs.
Appendices provide information on structured text errors and ST function descriptions.
!WARNING Failure to read and understand the information provided in this manual may result in per-
sonal injury or death, damage to the product, or product failure. Please read each section
in its entirety and be sure you understand the information provided in the section and
related sections before attempting any of the procedures or operations given.
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