Valid Flag and Presetting Behavior
Presetting Behavior
Decisive for the display or evaluation of data are the values that apply based on presettings. You can control the information by selecting or clearing the Valid check box. The following hierarchy applies to the evaluation:
The following example illustrates the value used for display purposes for the active setting Valid based on the Minimum, Maximum, and Unit values.
Object Model | Function | Instance | Used for display | ||||||||
Min | Max | Unit | Min | Max | Unit | Min | Max | Unit | Min | Max | Unit |
-2.1E9 | 2.1E9 |
| -20 | 50 | °C | 15 | 25 | °C |
|
|
|
OR
|
OR
|
|
15 |
25 |
°C | ||||||
OR
|
|
|
-20 |
50 |
°C | ||||||
|
|
| -2.1E9 | 2.1E9 |
| ||||||
|
|
| Invalid | ||||||||
