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5 LADDER DIAGRAM
5.1 Configuration
Program execution order
The program is executed in order of the following numbers.
When executing the program above, Y1 and Y2 turn on corresponding to turning ON or OFF of X1 to X4 as shown below.
Function Executes a function.
• How to create functions (GX Works3 Operating Manual)
• Standard function (MELSEC iQ-F FX5 Programming Manual (Instructions, Standard
Functions/Function Blocks))
Function block Executes a function block.
• How to create function blocks (GX Works3 Operating Manual)
• Standard function blocks (MELSEC iQ-F FX5 Programming Manual (Instructions, Standard
Functions/Function Blocks))
• Module function blocks (MELSEC iQ-F FX5 CPU Module Function Block Reference)
Element Symbol Description
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
X1
X2
X3
X4
Y1
Y2