SWITCHF204A50-400HZ,429686 ABB

ABB SWITCH F204 A 50-400HZ,429686
ABB DATX110/3ASC25H209
ABB PFEA112 38SE030369R0065
ABB DASG218/3ASC25H272
ABB 265DC-FLSFSSKA6B1

分类: 标签:
电话: +86 13333414714
邮箱: sales@rsplcdcs.com
联系人:王语嫣
Image 2

Description

PLC内部光耦的发光二极管点亮,光敏三极管饱和导通,该导通信号再传送给处理器,从而CPU认为该路有信号输入;外界开关断开时,光耦中的发光二极管熄灭,光敏三极管截止,CPU认为该路没有信号。交流输入的输入电压一般为AC120V或230V。交流电经过电阻R的限流和电容C的隔离(去除电源中的直流成分),再经过桥式整流为直流电,其后工作原理和直流输入电路一样,不再缀述。


800 Amp Square D SL800 Sub Feed Lug USED

USED Mannesmann Rexroth VT-HNC100-1-13/​134 HNC100

USED Allen Bradley 1785-L80B/E PLC-5 Processor Module

USED Control Gaging Inc. Model 820 Grinding Monitor

USED GE 2500 A Spectra Bus Duct FJGBAAAZACD2222 Busway