http://www.rdzjw.com/file/upload/201112/20/10-08-03-64-1.gif.middle.gif

485设备示意图及图例.gif

http://www.rdzjw.com/file/upload/201112/20/10-08-00-15-1.gif.middle.gif

RS485共享器典型连接图.gif

http://www.rdzjw.com/file/upload/201112/20/10-08-07-59-1.gif.middle.gif

RS485分配器应用.gif