Mitsubishi Electric MELSEC iQ-F Series Training Manual page 126

As well as device comments, statements and notes can be created in a ladder.
• Statement: A comment that describes the function or application of a ladder block
• Note: A comment that describes the function or application of an output or instruction
Statement
• Creating statements
Click and double-click a ladder block where a comment is to be created.
The "Input Line Statement" dialog box appears. Enter a comment and click the [OK] button.
• Creating notes
Click and double-click an output or instruction where a comment is to be created.
The "Input Note" dialog box appears. Enter a comment and click the [OK] button.
• Statements and notes are classified into two categories: "In PLC" and "In Peripheral".
Category Type
In PLC • Line statement
• P statement
• I statement
• Note
In Peripheral • Line statement
• P statement
• I statement
• Note
Note
Description
Statements and notes can be stored in a CPU module.
This type of comments uses the following number of steps. (Assumed that
only one-byte characters are entered. Values after the decimal point are
rounded up.)
• 2 + Number of characters ÷ 2 (steps)
Statements and notes cannot be stored in a CPU module. (Only position
information is stored.)
Statements and notes need to be stored in a peripheral.
One line consumes one step.
A text that has been entered is automatically preceded by an asterisk "*".
6 HOW TO USE OTHER FUNCTIONS
6.6 How to Create Comments
6
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