111
5-3. Description of Basic Instructions
SET
Set
RST
Reset
Outline SET: Holds the contact (in bit) ON.
RST: Holds the contact (in bit) OFF.
Program example
■ Operands ■ Time chart
■ Explanation of example
• When X0 turns ON, Y0 goes ON and holds the contact (in bit) ON.
• When X1 turns ON, Y0 goes OFF and holds the contact (in bit) OFF.
Description
• The SET instruction executes when the trigger is turned ON. Output turns ON and holds the
contact (in bit) ON regardless of the trigger’s state changes.
• The RST instruction executes when trigger is turned ON. Output turns OFF and holds the
contact (in bit) OFF regardless of the trigger’s state changes.
• You can use the same number for relays (Y and R) with the SET and RST instructions as
many times as you like.
To Next Page
Loading...
