in order to set an Automatic Door Opening Period you will need to set a time zone and assign this time zone to a door
- go to Timing and add a Time Zone, in the example below you can see a sample to a time zone Monday to Friday 8:00 to 17:00:

- click OK to save the Time zone.
- now you need to add an AC-Link, go to the selected control panel (Network, Selected Network, Selected Control Pane) AC-Links and add AC-Link Similar to the below:

some Explanation on the AC-Link:
- Source Type - Output this is the door output
- Source - the door
- Event - Automatic Operation this allows the automatic operation on the door
- Event Description - this is the description of the event
- Destination part - this section will be automatically will be populated
- Time Zone, select the Time Zone created for this on section 1.