Aiming at the disadvantages of conventional relays in control of mine hoists,introduces the application of full digital DC speed adjusting device based on PROFIBUS-DP field bus.

• 针对矿山常规继电器提升电控系统存在的不足,介绍了一种基于PROFIBUS-DP现场总线的全数字直流提升机控制系统在某金属矿的应用。