Intelligent lock control valve (hereinafter referred to as lock control valve) is an intelligent charging system for the heating industry, which is composed of a prepaid management system and a heating valve. Caliber hasDN15-400

The user will pay the heating fee to the management department, and the management department will write the heating time (period) into the non-contact systemICIn the card, the user will be contactlessICThe information in the card is input into the lock control valve, which automatically opens for heating. During the user's heating process, the microcomputer in the lock control valve automatically reduces the user's purchase quantity according to the heating time. When the purchased heating time is exhausted, the lock control valve automatically closes and stops heating. The user needs to purchase new heat before opening the valve again for heating. For users, they can pay heating fees according to their own wishes, which is reflected in the different heating times and heating amounts, and pay corresponding heating fees. For the heating industry or property management department, it can fundamentally solve the common social problem of overdue heating fees.