Delta AH500 series Quick Start Manual

Also see for AH500 series: Hardware manual Programming manual Manual Operation manual Hardware operation manual

Delta AH500 series Quick Start Manual Manual pdf 10 page image

Ch ap te r 1 In tro duc tio nextension backplanes at most.1.3 Operation of the CPU moduleThe CPU module is the nucleus of the AH500 system. It is responsible for not only the execution ofthe logic program, but also the data exchange and the processing of the communication data. Therelation between the AH500 system and the external devices are illustrated below.SystemoperationI/OrefreshProgramoperationInput moduleOutput moduleCPU moduleAH500 systemSwitch RelayAC motordriveTemperaturePressure ElectricvalveExternal inputdeviceExternal outputdeviceThe operation of the CPU module is illustrated above. The system procedures related to theinitialization, the diagnosis, and the communication, and the program procedures related to theexternal interrupts and timed interrupts are simplified. Users can refer to other manuals for moreinformation. The operation of the CPU module is described below.1 - 9