Plant the device and issue the evacuation order (Not Optional. Which is to say, it can be equipped with any weapon, but it cannot fire said weapon unless you also give it the pertinent ammo type, but if it runs out of ammo it will switch to it's default weapon (in this case a laser rifle) for which it has unlimited ammo.
include T-45 and T-51 BOS Paint Base on Fallout 3 & New Vegas. They are the primary wearers of the series' iconic Power Armor. Fallout 4 brotherhood of steel sentinel power armor to obtain the object ID of the perk, and then manually adding it via the console command where x is the object ID of the perk.