描述
某些输入信号不进入PLC系统中有些信号功能简单、涉及面窄，如图6中的手动按钮、过载保护的热继电器触点等，有时就没有必要作为PLC的输入，将它们设计在PLC外围的硬件电路中同样可以满足控制要求。如果外部硬件电路过于复杂，则应考虑仍将有关信号送入可编程序控制器
General Electric DC Motor 30 HP 1750/2300 RPM CD366AT
GE 750-P5-G5-S5-HI-A20-R SR750 Feeder Management Relay
TECO Westinghouse MA7200-4030-N1 41KVA 30 HP VS Drive
Square D Transformer 150 kVA 480/208Y/120 150kVA 3 PH Y
Siemens RV365S Busway Plug-In Unit 400 Amp Bus RV 365 S
Allen Bradley AB Sz Size 7 motor contactor X-326791 120
Sew Eurodrive R73DT .75HP Ratio:145.61 Gear Reducer NEW
Sew Eurodrive S62DT .5 HP Ratio:178.96 Gear Reducer NEW
Allen Bradley AB 1397 HA1 1397-B010N 5/10 HP DC Drive
Siemens Micromaster 6SE6430-2UD31-8DA0 25 HP VS Drive
Fanuc A06B-0227-B705 AC Servo Motor A8/3000 1.6 kW NIB
Reliance Electric 2GU41025 25HP GP2000 VS Drive 25 HP
