发表于:2008-01-08 01:29:00
楼主
二线制4~20mA模拟恒流环路信号发生器制作(简易不简单)[转帖]
二线制4~20mA模拟恒流环路信号发生器制作(简易不简单)
http://www.188sx.com/ns_detail.asp?id=500087&nowmenuid=500048&previd=0
此主题相关图片如下,点击图片看大图:
[url=http://www.188sx.com/ns_detail.asp?id=500087&nowmenuid=500048&previd=0]http://www.188sx.com/ns_detail.asp?id=500087&nowmenuid=500048&previd=0[/url]