Tanks are used to store a wide array of liquids for various commercial/industrial usage. Many have isolated level gauges.
Utilities (Water), Agriculture/Defence (Water), Transport and Logistics (Hydrocarbons), Industrial/Manufacturing/Mining/Resources (Water, Hydrocarbons, LPG)
Outdoors sometimes Harsh Environment
Legacy disconnected level gauges
Tanks scattered in a precinct/site or remote
Distributed city, state, national, global
Process Loop Sensor