计算机控制系统的设计与智能仪表的研制开发必须要考虑抗干扰问题，信号隔离是抗干扰的重要措施。
The problem of antijamming must be considered in designing and developing computer control systems and intelligent devices. The signal isolation is an important meathod to reject interference.
探讨了集散控制系统DCS安装调试过程中出现的交流干扰、直流电位等现象的隔离问题以及信号隔离器在解决这方面问题的应用情况。
Discusses the separation of ac interference and DC potential, etc, during installation and commissioning of DCS systems, and the application of signal spacers to solve this kind of problems.
抑制干扰也从电源系统、地线、信号线等方面采取措施，通过隔离、屏蔽、滤波、接地等方法，在软件上采取数字滤波。
We take measure for inhibition interference by power supply system and signal wire and ground wire etc. Using digital filter in software through isolate, screen, filter and ground connection etc.
光电隔离是系统抗干扰的一种重要措施，在生物医学信号的抗干扰中被广泛应用，但信号的线性隔离却少有报道。
Photoelectric isolation is an important measure of system anti-jamming, and it is widely used in the signal processing biomedicine engineering. But signal linear isolation is rarely reported.
每个隔离器在不切断集散控制系统和专业器械的线路情况下可以被在线替换，而且不影响系统的其他信号。
Each isolator shall be replaceable on-line without disconnecting the wiring between the DCS and field instrument, and without affecting other signals in the system.
每个隔离器在不切断集散控制系统和专业器械的线路情况下可以被在线替换，而且不影响系统的其他信号。
Each isolator shall be replaceable on-line without disconnecting the wiring between the DCS and field instrument, and without affecting other signals in the system.
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