In Watchdog timer 'none' and SBO the command action resets PROGRESS bit first when COT_actterm (10) comes or action timeout is elapsed.

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• Command Processing action switch-/pulse-command when Direction="none" by activated 'Watchdog timer' always waits action Timeout and then sets TIMEOUT status bit.

  Summary For command actions with 'Switching direction' = "none" the 'Watchdog timer' = "only RV" and "RV and COT" make Command Processing to wait action timeout (default 30s). Then action always sets status bit TIMEOUT - "runtime exceeded" on ...

• When in Command Processing by an action 'Timeout can be canceled' is activated then the NET_SEL status bit stays set for additional Timeout after action execution is completed.

  Summary Status bit NET_SEL ("selected in zenon Network") of response variable (RV) stays set for Timeout after command screen was automatically closed when 'Watchdog timeout' is elapsed, but action was not completed in the PLC, additional conditions: ...

• switching command with select and "watchdog timer" = "œnone" counts in background.

  Summary The action "switching command" (former "double command") on variable with "Select before Operate" and in group with property "watchdog timer" = "none" counts in background after execute 2nd stage. Then when the device (IED) delays command ...

• access violation caused by Command input in the set-point action when 'Cancel' of SBO

  Summary The set-point input actions in Command Input module are supporting Select Before Operate like switching commands do. When action has two stages the Select can be canceled - button 'Cancel' sends deactivation to the device. Since version 7.11 ...

• When PLC is not responding the Select command the action is not breaking by ‘Timeout for SBO activation’ and keeps waiting on Select response.

  Summary Issue in Command Processing blocking the response variable (RV) when a faulty or too busy IED does not react on Select command. In 7.11 the command actions were using for SBO the same 'Timeout' period like configured in action for 'Watchdog ...