描述
—继电器控制逻辑利用时间继电器进行时间控制。时间继电器存在定时精度不高，定时范围窄，且易受环境湿度和温度变化的影响，调整时间困难等问题。PLC使用半导体集成电路做定时器时基脉冲由晶振产生，精度相当高，且定时时间不受环境的影响，定时范围广，调整时间方便。
KLA-Tencor 2139 Software v5.3.49 Standard 0027325-000
ENI OEM-2000 RF Generator 2000W working
ENI OEM-2000 RF Generator 2000W 13.56MHz working
ENI OEM-2000 RF Generator 2000W 13.56MHz working
Alcatel ATH 1600 M Vacuum Turbopump need rebuild
Brooks Genus InCooler Cooling Station 001-4700-17
Brooks InLigner Aligner Station 001-2980-69 working
ENI DCG-200 DC Power Supply Set DCG-200Z 60kW new
TDK TEL ACT 12 DC Backup Module MSE181D
AE Pinnacle DC Power Supply 3152412-234D 0190-24497
AE Pinnacle DC Power Supply 3152412-234F new 0190-24497
