30.6.1 Setting Operands, Basic

When an instruction is inserted in a rung, the operand input box will appear. In the box, enter the value and symbol variable (address) to link to the instruction.

Here, for example, the symbol variable (Lamp) is mapped to an OUT instruction (Out).

  1. Double-click the OUT instruction's operand (coil output). A text box appears for entering the operand.

    • You can display the operand input box in either of the following ways.

    • Right-click the operand and then click [Edit (E)].

    • Select the operand and press ENTER.

  2. Type "Lamp" in the text box and press ENTER.
    A message appears: "Register 'Lamp' as bit variable."

  3. Press ENTER. The [Confirm Symbol Registration] dialog box appears. Click [Yes (Y)].

  4. The instruction allocates a symbol variable with the appropriate data type.
    In this case, a bit variable type.

    • If there are already symbol variables that you can use, or if there are system variables you can use, click to display those variables. You can select and specify any of the displayed symbol and system variables.

    • To directly enter the address, click .

GP-Pro EX automatically assigns the type necessary for the new symbol variable created for the instruction.