For details on instructions, refer to the corresponding instruction.
32. Logic Instruction List
In the [Preferences] window, select [Ladder]. Select the [Set up operands when adding instructions] check box. The operand input box will appear when the instruction is inserted.
3.8.5.5 Preferences - Logic Common
You can change the operand details using the property window.
30.14.5 Using Reference Features to Search Logic Programs
When the symbol variable has already been registered for the instruction, you can drag the variable from the [Address] window to specify the operand.
Here, a NO (Normally Open) instruction is specified for the symbol variable (Power On) with the bit variable type.
Select the [Address] tab to open the [Address] window.
If the [Address] tab is not displayed in the Work Space, on the [View (V)] menu, point to [Work Space (W)], and then click [Address (A)].
Select [Symbol Variable], and for the [Type] select [Bit Variable].
Only symbol variables whose [Type] are [Bit Variable] are displayed. In the list, click [Power On] and drag it to the instruction operand to which you want the symbol variable allocated.
Release the mouse where the pointer changes from to .
The symbol variable has been allocated to the instruction operand.
Whether the variable type is [Bit Variable], [Integer Variable], [Float Variable], or [Real Variable] and set up as arrays, or structure variables [Timer Variable], [Counter Variable], [Time Variable], [Date Variable], or [PID Variable] which consist of several variables, all the possible variables are displayed. Select the variable from the displayed list of variables.