工控机 COM口

2025-02-27 11:14:19
推荐回答(5个)
回答1:

一般的工控机都是RS232的,比如研祥IPC-810。但也有一些是232和485都支持的,需要改一下跳线。这得看你的机器里面的主板型号。如果不支持也可以买一个232转485的模块,转换一下

回答2:

看机子里面主板嘛,工控机卖给你里面应该有主板的说明书的。如果都是232你就得买转换模块。或者直接改主板上的跳线方式,232/485都可以。不过很多主板为了稳定性跳线都焊死的,而且估计研华不会专门为你这点东西给你改的,你还是乖乖买转换模块吧。其实你们下次可以直接买嵌入式主板就行了,有些地方用没必要买整机,整机贵。研华、研祥、华北也都有主板卖,还有家叫思泰基的公司也不错,我们公司DCS是用他们家的,名气没那么大,所以性价比要高。

回答3:

两个485设备可以并接一起a对a,b对b然后接到485转232接口,如果,工控机有485端口的话可直接对接,还是a对a,b对b.
说明:485总线可同时挂接多个设备,挂接设备数量多少,由工控机或232转485接口的驱动负载能力...

回答4:

这个要跟看工控机用的什么主板,RS232只能单点输出,但现在很多主板都会有很多插针,支持RS485或者RS422的都有,前提是你用的主板不是很老,如果主板不支持,那肯定不行,只能用转换模块

回答5:

232 与485 一般都支持,工控机默认的是两串一并。不过现在工控机都是多串口的,可达8个甚至更多。

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