It introduced the PLC control way,the linkage control of PLC and security control system, programme of PLC ladder diagram, and data exchange between PLC and monitor center computer in the automatic control of airport baggage handling system.

• 介绍了在机场行李系统自动控制过程中 ,PLC(可编程逻辑控制器 )的控制方法、PLC与安检系统的联动控制、PLC梯形图的编程以及 PLC与监视中心计算机的数据交换。