Electric grill has a water sensor to detect the water level, in a container below the grill, to trigger an alarm once the water level falls below a certain level, thus ensuring that a user tops up the water before it dries out

摘要

Electric grill has a heater element (10) and a water container (12). A sensor (14) is provided in the water container to provide an output proportional to the amount of water in the container. Once the water level falls below a certain level the sensor triggers an alarm.