)隔离，这是抗干扰的主要措施。PLC的输人、输出接口电路一般采用光电耦合器来传递信号。这种光电隔离措施，使外部电路与内部电路之间避免了电的联系，可有效地抑制外部干扰源对PLC的影响，同时防止外部高电压串人，从而减少故障和误动作。
Varian Turbo-V 250 Macro Torr 9699008S016
Canon BG9-3502 BH8-0672-02 ACC-1
Canon BG9-4027 BH8-0881-01 PCON
Nikon controller 11D13117 for toolmaker microscope
Nikon controller 11D1311-1 for toolmaker microscope
Technifor UC200 UC200m/e controller
Integrated dynamics engineering MK 3
Western multiplex 35000-A2 2453/2410 MHz
Western multiplex 35000-A1 2410/2453 MHz
H# Leitz WETZLAR PL APO 150x/0.95 D
Nikon NVCEX-X4B1
Omron NE1A-SCPU01-V1 safety network controller
Fuji FRENIC-Multi FRN5.5E1S-2CP1
Fuji FRENIC-Multi FRN5.5E1S-2CP2
(TD1) Mitsubishi AC servo motor HC-SFS153K 1.5kW
(TD2) Mitsubishi AC servo motor HC-SFS153K 1.5kW
