Each Leviton Smart Breaker has a built in radio that automatically pairs with an LDATA Smart Breaker Data Hub. This automatic enrollment makes setup quick and easy. When multiple electrical panels with Smart Breakers are installed it is recommended to power only 1 panel at a time. Power the panel with the home Wi-Fi first and enroll all of the Smart Breakers. Note turning off a Smart Breaker is not sufficient to prevent enrollment to the wrong hub, a breaker can communicate even when the breaker is in the off position. The second panel must be turned off via the panel main breaker.
Once the first load center is on-line, power the second panel and include the Smart Breakers. If two panels with separate hubs are powered simultaneously it is possible for a Smart Breaker to be paired to the wrong hub. If this should happen the breaker can be removed with the Delete Breaker option: