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Function blocks, Standard function blocks, Timing and counting elements – Watlow LogicPro User Manual

Page 131: 10 function blocks

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Doc.# 28002-00 Rev 3.00

Watlow Anafaze

115

10

Function Blocks

This chapter explains in detail the function and I/O
requirements for each of the standard and vendor provided
Function Blocks used in FBD and LD programs. For
information on writing your own Function Blocks, see
Chapter 11, “User Defined Function Blocks.”

The Function Block tool allows three types of function blocks
to be inserted into Ladder Diagram and Function Block
Diagram programs:

Standard LogicPro

Vendor Provided

User Defined

Standard Function Blocks

The following sections describe the standard function blocks
available in LogicPro. These standard function blocks fall
into one of six categories:

Timing and Counting

Comparison

Arithmetic

Data Manipulation

Real Number

Logical

Timing and Counting Elements

The following sections contain descriptions of timing and
counting function blocks found in the standard category.