Open architecture PLC advantage is that it can extend function module by CAN-BUS, especially module with special function designed by users.

开放式PLC最大特点就是能通过CAN总线方便地扩展功能模块，特别是用户设计的特殊功能模块。

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Open architecture PLC advantage is that it can extend function module by CAN-BUS, especially module with special function designed by users.

开放式PLC最大特点就是能通过CAN总线方便地扩展功能模块，特别是用户设计的特殊功能模块。

youdao