Specifies the state to which to set the digital physical channels when the watchdog task expires. You cannot modify the expiration state of dedicated digital input physical channels.

Remarks

The following table lists the characteristics of this property.

Short Name ExpirStates.DO.State
Data type ci32.png
Permissions Read/Write
Resettable True
Settable While Task Is Running device-specific
Available in Run-Time Engine True
High 10192
Logic high.
Low 10214
Logic low.
Tristate 10310
High-impedance state. You can select this state only on devices with bidirectional lines. You cannot select this state for dedicated digital output lines. On some devices, you can select this value only for entire ports.
No Change 10160
Do not change the state of the lines. On some devices, you can select this value only for entire ports.