Industrial Automatic Control Systems and Controllers Annotation << Back Logical economy and high reliability of control system by a water-supply from SIEMENS SIZ’MIN M.A. GULJAEV Е.V. Wide application of LOGO! modules and SIMATIC S7-200 PLC in heating and water supply control systems is presented. Advantages, high reliability and benefits of automation control systems based on this modules are described. Keywords: Siemens, SIMATIC, LOGO!, S7-200, automation control systems, water supply, heating control, building automation. E-mail: evgeny.gulyaev@siemens.com