Rockwell-automation Logix5000 Controllers Sequential Function Charts P Manuale Utente Scaricare il pdf (Pagina 84)

Chapter 3 Force steps

If Then

Off No SFC forces currently exist.

Flashing No SFC forces are active. But at least one force already exists in your project. When you enable

SFC forces, all existing SFC forces will also take effect.

Solid SFC forces are enabled (active). When you install (add) a force, it immediately takes effect.

2. Open the SFC routine.

3. Right-click the transition or start of a simultaneous path that you want to

force, and then click either Force TRUE (only for a transition) or

Force FALSE.

4. Are SFC forces enabled (See step 1.)?

If Then

No From the Logic menu, choose SFC Forcing > Enable All SFC Forces. Then choose Yes to confirm.

Yes Stop.

Make sure you understand the following before using forces.

ATTENTION

Changes to forces can cause unexpected machine motion that could injure personnel. Before you

disable or remove forces, determine how the change will affect your machine or process and keep

personnel away from the machine area.

Disable all SFC forces

From the Logic menu, click SFC Forcing and then click Disable All SFC Forces.

Then click Yes to confirm.

Remove all SFC forces

From the Logic menu, click SFC Forcing and then click

Remove All SFC Forces. Then click Yes to confirm.

Remove or disable forces

84 Rockwell Automation Publication 1756-PM006F-EN-P - October 2014

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Rockwell-automation Logix5000 Controllers Sequential Function Charts P Manuale Utente Pagina 84