描述
抗干扰与外部互锁当PLC输出带感性负载,负载断电时会对PLC的输出造成浪涌电流的冲击,为此,对直流感性负载应在其旁边并接续流二极管,对交流感性负载应并接浪涌吸收电路,可有效保护PLC。当两个物理量的输出在PLC内部已进行软件互锁后,在PLC的外部也应进行互锁,以加强系统的可靠性。
Applied Materials 0020-04277 Flange
Applied Materials Cover 0200-40112-B
Fine Series Stainless Steel Valve KC-FUB-71-19.05-CJN
Entegris 1″ PFA Hand Valve, KC-HFM-16F
Allen-Bradley Feed Through Interface Module KC-1492-IFM
APPLIED CERAMICS COLLAR, 200MM WIDER, 91-01765A
FURON 3 WAY VALVE 3/8 FLR ULTRA PURE Model UPM3-686
APPLIED MATERIALS PLATEN 5″ OD, 01-82622-00
Applied Materials 0020-81224 ARC Chamber
EUROTHERM INPUT ISOLATOR, 655/05/453/05