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10 creating comments, 11 saving ladder logic programs – Yaskawa MP900 Series Machine Controller for Standard Operation User Manual

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Ladder Logic Programming

7.3.10 Creating Comments

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Pausing Refreshing of Current Values

Select Debug (G) and then HOLD (H) from the programming menus to pause refreshing of
current values.

Execute the hold operation again when the refreshing of current values is paused to restart
the refreshing of current values.

7.3.10 Creating Comments

The procedure to create register comments is outlined below.

1. Select View (V) and then Comment Bar (B) from the programming menus to open the

Comment Window.

2. Enter a register number.

3. Enter a symbol of up to 8 characters.

4. Enter a comment of up to 48 characters.

5. Press the Enter Key. The comment will be written simultaneously to a comment file.

6. Repeat steps 2. to 5. to enter the next comment. Select View (V) and then Comment Bar

(B) again to close the Comment Window.

1 If the cursor is moved to a register number before performing step 1., that register number will be dis-

played as the default in step 2.

2 The symbol entered in step 3. is different to the symbol defined on the Symbol Definition Tab Page in

the Property Window.

7.3.11 Saving Ladder Logic Programs

This section explains how to save ladder logic programs and the configuration of the Error
Window.

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Saving Ladder Logic Programs

Ladder logic programs are saved to the Machine Controller and the hard disk in Online
Mode, and to the hard disk in Offline Mode.

If a drawing or function program window is open, all related programs (such as SFC and
table programs) will be saved at the same time.

The procedure to save ladder logic programs is outlined below.

1. Select File (F) and then Save (S) from the programming menus.

2. Click the Yes Button in the message box.

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