描述
在输入处理阶段，PLC把所有外部输入电路的接通，断开状态读入输入映像寄存器。外部输入电路接通时，对应的输入映像寄存器为l状态，梯形图中对应的输入继电器的常开触点接通，常闭触点断开。外部输入触点电路断开时，对应的输入映像寄存器为0状态，梯形图中对应的输入继电器的常开触点断开，常闭触点接通。
PACIFIC SCIENTIFIC BRUSHLESS SERVOMOTOR SC423-456-T4
PACIFIC SCIENTIFIC BRUSHLESS SERVOMOTOR SC423-002-T4
AMAT,APPLIED MATERIALS ASSY NO. 0100-11239, H/V MODULE
COGNEX 4100 VISION SERIES BOARD
WOODHEAD 5136-DNP-PCI DEVICENET CAN-BASED NETWORK CARD
KLA TENCOR IMAGE PROCESSOR,200Mhz,VME,770-809195-000
KLA TENCOR IMAGE PROCESS BOARD,VME,710-806050-01 REV.D2
THK BALLSCREW, THK LINEAR BEARING, ACTUATOR, ROUTER
ENTEGRIS,FSI NT ELECTRONIC FLOWMETER 4400 LOT OF 3, NEW
FUJI POD UG420H-TC1 TOUCH PANEL PLC PARTS
