MWE485-E RS-232/RS-485/422无源... 上海富继电气有限公司

p1Src=//y2.yzimgs.com/uploads/326964/201765-144139401.png?watermark/2/text/5LiK5rW35a-M57un55S15rCU5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa