描述
为了增加控制器的I/O点数和增加控制器到现场的距离,可以把现场总线和控制器连接,如lonworks总线,这时控制器内应该有连接lonworks时的功能块。Lonworks总线上的模块有独立的输入输出板和运算板,在运算板中还有少量的功能块。
Edwards BOC L70 Dry Semiconductor Vacuum Pump
Leybold TRIVAC D65BCS / WS501 Roughing Pump and Roots B
Oerlikon Leybold TW 701 Vacuum Turbo Pump
Rebuilt by Oerlikon Leybold with a one year warranty.
Edwards iQDP80 Dry Semiconductor Vacuum Pump w iQMB-500
APPLIED MATERIALS, AMAT 0010-21668 PVD magnet. New