... Automatic Tank Gauge System 1)(ATG) is used to gauge oil level, water level, temperature and capacity of oil tank ... , stable performance.1. Censtar ATG ControllerFunctions:• 12 tank monitoring capability• Display graphic data, keypad operation• ... alarm• oil level/water level calibration and automatic shut off submersible pump when in low oil ... interval of checking:500ms Censtar Automatic Tank Gauge System