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
Allen Bradley Panelview 1400e 2711E-K14C6 Ser C Rev A
FANUC Power Mate H BOARD # A20B-2100-0021 Warranty
Noren Compact Cabinet Cooler CC1200-115 CC1200115 USED
McLean Thermal MHB11-0416-G307 AC Unit, Missing cover
FANUC Operator’s Panel, # A05B-2302-C020, WARRANTY
#20S GE Fanuc AC Servo Motor # A06B-0502-B002
Fanuc AC Servo Motor, Mod # 5 A06B-0512-B001, WARRANTY
Parker Brushless Servo Motor, J0923KE-NMSM J0923KENMSM
Sugino Selfeeder Mechatric Self-feeding Drill MSX-113
