描述
从结构上分，PLC分为固定式和组合式（模块式）两种。固定式PLC包括CPU板、I/O板、显示面板、内存块、电源等，这些元素组合成一个不可拆卸的整体。模块式PLC包括CPU模块、I/O模块、内存、电源模块、底板或机架，这些模块可以按照一定规则组合配置。
Allen-Bradley 7300-UCQ-2 CNC Control Board
Allen-Bradley 7300-UME With VDZ CNC Control Board
NEW Elotherm AST3/3 Control Board 70602120-003/C
NEW Reliance Electric VU4000869 Control Board
NEW SRC Simco/Ramic 94-156250-077 ADC/Gain Memory Board
NEW SRC Simco/Ramic 94-156250-079 ADC/GAIN Memory Board
NEW Montronix TSVA2-100 Vibration/AE Amplifier
Fisher PROVOX CL7014-A1 Redundant IAC DIO Board
(10) New Allen-Bradley X-36670 Size 2 Moveable Contacts
NEW Acrison MD-2-90 MDII 400 Series Display Board
Microscan FIS-0850-0001 Bar Code Scanner MS-850
