GENERAL DESCRIPTION - In the standard scope of modernization, it is proposed to replace control systems with modern digital controls. -When upgrading, the most expensive parts of the products are not replaced - power thyristor, reactor-transformer equipment, switches, which allows you to upgrade the product to a modern level with minimal costs. -The object-oriented part of the software will allow, if necessary, to supplement the products with new functions, for example, such as network interfaces such as Profibus, CAN, etc., which will allow the modernized units to be included in the centralized automation and diagnostics. -According to the experience of performing the work, this option of modernization is the cheapest for the Customers.