发布于 2005-09-03 23:47:18
0楼
正如ZANE所说,H系统通过PROFIBUS连接OP是可行的,只不过需要加两个REPEATER.请参阅:
http://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&lang=en&siteid=cseus&aktprim=0&startNode=4000024&nodeID0=10805186&basisview=4000003&viewLevel=6&wttree=cs&foldersopen0=-1126-1127-1258-183-184-185-236-306-&jumpto=306