西门子 SIMATIC S5纤维光学接口模块使用手册.pdf

西门子SIMATICS5纤维光学接口模块使用手册pdf,Thereisasteadyincreaseinthedemandsoftheusersofprogrammablecontrollersformore decentralization,andthishasconsiderablysharpenedtherequirementstobemetbytheinterface modulesandtransmissionlink.Afiberopticsinterfacemodulehasthereforebee