Abstract:

The principle, features and system composition of ABB industrialIT DCS control system are described in detail. The control function of DCS control system is utilized to carry out PID adjustment, cascade adjustment, ratio adjustment, adjustment in range etc., thus the accuracy control is realized and process requirement is met. The interlocking at various levels of production equipment is controlled strictly so as to avoid accident occurring. Through the rich alarm information, the analytical and decision-making basis is provided for trouble removal.