描述
PLC用存储逻辑代替接线逻辑,大大减少了控制设备外部的接线,使控制系统设计及建造的周期大为缩短,同时日常维护也变得容易起来,更重要的是使同一设备经过改变程序而改变生产过程成为可能。这特别适合多品种、小批量的生产场合。
RING,WAFER LIFT RP 0020-09844/0020-09183 – NEW
PLATE QUARTZ DIST UPPER ASP – REFURBISHED
DOOR, SLIT VALVE, “S” – NEW
SET OF 2: PLATE, CAM SLIT VALVE – NEW
PRINTED CIRCUIT BOARD AMAT 0100-00011 CHOPPER DRIVE
COATED THERMOCOUPLE (8.5″ Lg) W – NEW
POWER SUPPLY POWER ONE HD24-4.8-A SET OF TWO IDENTICALS
VALVE CONTROLLER VACUUM GENERAL AC-2 ADAPTORR