Start Runtime Measurement
This function block forms the starting point of a runtime measurement within an application.
It creates a time stamp which is the reference point for the measurement function block. This function block is essential for a runtime measurement. Only one starting function block is meaningful within an application.
The input Freeze is used to stop the measurement. In this case no time stamp for the starting point will be created. The output Err will show an error number.
Signals
| Name | I/O | Type(s) | Function |
|---|---|---|---|
| Freeze | I | BIT | Stop measurement |
| Err | O | WORD | Error indicator |
Comments
| Error number | Result |
|---|---|
| 0 | No error |
| -2 | Maximum number of surveillance points is exceeded. |
| -110 | Access failure by the driver. |