Alarming:RateOfChange:Change Property
Short Name: Alarming.ROC.Change
Installed With: Base Package
Class: Variable Properties
Gets or sets the value that a shared variable value must change in the specified time to trigger the Rate of Change alarm. To use this property, you must install the LabVIEW Datalogging and Supervisory Control Module.
 | Note You can enable alarming only for network-published shared variables. |
This property is similar to the Level/Change option on the Alarming page of the Shared Variable Properties dialog box.
Remarks
The following table lists the characteristics of this property.
| Available in Run-Time Engine and Real-Time Operating System | No |
| Permissions | Read/Write |
| Settable when the VI is running | Yes |
| Loads the front panel into memory | No |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access disallowed | No |
| Must wait until user interface is idle | No |
| Available with control VIs | No |
| Available with global VIs | No |
| Available with strict type definitions | No |
| Available with polymorphic VIs | No |