Intelligent level gauge adopts MC-Y770-101 series android screen, with 4 cores Cortex-A7 structure, the frequency of 1.2Ghz CPU, the human machine interface of 5 inch color capacitive touch screen, and the human-computer interaction is more convenient and fast; the interface adopts the industrial field bus, and it can support external sound light alarm, with optional print function, and it also can connect expansion anti-overflow valve module externally, and it can be remote controlled by mobile phone. The hardware of system adopts advanced electronic technology and good-quality electronic components, installed by lightning protection tube and TVS as well as other anti-interference equipment. It makes the performance of the whole system more stable and the service life longer, and it has the outstanding characteristics of simple operation, convenient use and maintenance etc.. Main function The human machine interface adopts the 5 inch color capacitive touch screen, and Android system interface is more humanized. The system is equipped with a real-time working state dialog box of oil tank, whose displaying is more human, to make administrator have a more clear understanding of system state. The system has the account password protection, and administrator can set the account access authority, which makes the data of system safer. The system has functions of real-time monitoring of oil tank data, leakage detection of oil tank, print, shift exchange, warning and others. The system can generate automatically the oil leakage detection records, warning records, oil feeding records, oil storage records, shift exchange records and other records. It has e built-in voice alarm, and can connect the external sound and light alarm, so that the user can timely maintain the oil station The level gauge adopts mass memory The level gauge supports background management and control system and the remote control of mobile phone, which can make user check the state of system at any time and any place. It can expand the anti-overflow valve control module Support WiFi and 4G network SA Android liquid level meter system interface