30.2.3 Logic Screen Part Name

Logic Name

The name of the logic screen will be displayed. Click the tab to switch screens.

Rung

Consists of zero or more instructions or one label. The maximum number of instructions per rung is 150. The maximum number of branches is 50.

Row

Sequential numbers with the Start Label as 1 are displayed for each rung.

Steps

Steps are the size of a logic program calculated as 6 bytes per 1 step.

Shunt

This indicates the horizontal shaft connecting the left power bar to the right power bar. (Connection)

Branch

Executes the logic program by connecting to rungs in parallel.

30.4.2 Inserting and Deleting Branches

Operand

Indicates the constants allocated to the instructions.

30.6 Assigning Addresses to Instructions

I/O address

The address value allocated to the I/O unit. The I/O address format differs depending on the allocated drivers.

31.1.1.4 I/O Address Format

Rung Comments

Displayed when a rung has a comment.

30.7.2 Adding Rung Comments

Symbol Variable Comments

Displayed as a tool tip when the pointer points to a variable with a comment.

30.7.3 Symbol Variable Comments