描述
PLC的输入输出电路与内部CPU是电隔离。其信息靠光耦器件或电磁器件传递。而且,CPU板还有抗电磁干扰的屏蔽措施。故可确保PLC程序的运行不受外界的电与磁干扰,能正常地工作。
PLC使用的元器件多为无触点的,而且为高度集成的,数量并不太多,也为其可靠工作提供了物质基础。
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL 3
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL 5
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL 6
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL 7
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL 8
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM w/DIGITAL
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM w/DIGITAL