【摘要】 应用单片机原理,结合现代传感器技术和安全联锁思想,研制出基于安全联锁和数显的计量泵自动控制系统。实验表明:该系统不但简化了操作过程,提高了计量泵的自动控制水平,而且使计量泵在出现异常情况时具有自动保护功能,提高了计量泵的可靠性和精度。更多还原

【Abstract】 A safety instrumented control system with function of digital display was developed by the means of single-chip,sensor technology and safety interlocking.With the aid of experiment,it can be proved that the system can not only simplify the operation process and enhance the control level,but also protect itself automatically,which improve the precision and reliability of the metric pump when some abnormal case occurs.更多还原