西门子PLC中OB块的作用 ..
点击数:7123 次 录入时间:03-04 11:35:38 整理:http://www.55dianzi.com 西门子plc应用
OB的作用如下:OB1(Free Cycle)顺序扫描OB10~OB17(Time-Of-Day Interrupt)时间-日期中断OB20~OB23(Time-Delay Interrupt)时间延迟中断OB30~OB38(Cyclic Interrupt)周期性中断OB40~OB47(Hardware Interrupt)硬件中断OB55(Status Interrupt)状态中断OB56(Update Interrupt)升级中断OB57 (Manufacturer Interrupt)厂商专用中断OB61~OB64(Synchronous Cycle Interrupt)异步周期中断OB70(I/O Redundancy Error)I/O冗余错误OB72(CPU Redundancy Error)CPU冗余错误OB73(Communication Error)通信错误OB80(Time Error)时间错误OB81(Power Supply Error)电源错误OB82 (Diagnostic Interrupt)诊断中断OB83(Insert/Remove Interrupt)插/拔中断OB84(CPU Hardware Fault)CPU硬件错误OB85(Priority Class Error)优先级错误OB86(Rack Failure)机架错误OB87(Communication Error)通信错误OB88 (Processing Interrupt)过程错误[1] [2] 下一页
本文关键字:西门子PLC 西门子plc应用,plc技术 - plc应用 - 西门子plc应用