5X00226G04 EMERSON
5X00226G04 EMERSON
5X00226G04 EMERSON
AC500 是ABB 公司推出的一款可升级的和灵活的自动化控制系统，可完美地满足客户需求。此系统采用了底板上组合模块的结构。
不同系列的CPU 模块（PM571、PM581/582 和PM590/591）插在通用的CPU 底板上，CPU 底板上的通讯扩展槽数分为1、2、4 三种（TB511、TB521 和TB541）。
parallel), and then connected to the input point. (1) Determine the I/O channel range of different models of PLC, the range of the input/output channel is not the same, should be according to the selected PLC model, consult the corresponding programming manual, never “Zhang Li Di Di”. You must refer to the relevant operation manual. (2) Internal auxiliary relays do not output externally and cannot be directly connected to external 
devices, but are used for data storage or data processing when controlling other relays, timers/counters.
