Current setup is for using a LigoWave NFT-3AC
On AP:
Settings->find the network you want and click the gear icon on the right side of it to edit-> expand advanced settings->Check the "Map to data VLAN ID" box and select the VLAN tag you want (2 or higher)-> Click Done and Save Changes
On PFSense
1.Interfaces->Interface Assignments->VLANs tab->Add
2.Make sure the parent interface is the LAN interface, and the VLAN Tag matches the tag you made on the access point.
3.Interfaces->Interface Assignments
4.There should be a new network port named "VLAN #(Data Tag) on Lan (Network_Name)", click "Add" to the right
5. Click on the name of the interface to go to the main interface page.
6.Check the "Enable Interface" box, give the interface a static ip, save and apply.
7.Services->DHCP Server-> navigate to the tab of the name of the VLAN network-> Enable DHCP server on the interface and specify DHCP range. Save and Apply