|   OUTPUT_P |       | 

OUTPUT_P represents the standard POSITIVE-EDGE output device in the LADDER symbology. If the previous associated bit state was zero and the input pin is one then sets the bit state to one.
Property settings
| Parameter | Description | 
| REFERENCE | The REFERENCE field in the properties must refer to a word in the table. User can use a direct address identificator %MXa.b, %QXa.b, %IXa.b or specify a tag-name |