工業配線識圖,交叉線表示什麼? - 電腦
By Carolina Franco
at 2015-06-19T00:00
at 2015-06-19T00:00
Table of Contents
最近在看公司的設備電路圖,基本的電路圖我都看得懂,目前卡在NFB的部分。在電源接到NFB後,ㄧ次側及二次測的接法我都挺明白的,但是我看見NFB又接出兩條小線,查看圖後,發現是24V的電信號。並且接出來時,是兩條直線延伸後,交叉,又繼續延伸接到一個a接點的RELAY,而這個RELAY是在安全線路控��
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By Skylar Davis
at 2015-06-19T23:12
at 2015-06-19T23:12
By Irma
at 2015-06-22T03:33
at 2015-06-22T03:33
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