The following action qualifiers are available for Boolean variables:
| Qualifier | Explanation | Example | Action program | 
|---|---|---|---|
| N | Non-stored TRUE or FALSE during the execution of the step, depending on the step flag. Default qualifier when no qualifier is specified. | bBool11 N or bBool11 |  | 
| R | Reset | bBool12 R |  | 
| S | Set (stored) | bBool13 S |  | 
| P | Pulse | bBool14 P |  | 
The following edge detections will lead to unexpected results:
