描述
PLC的硬件结构是可变的，软件程序是可编的，用于控制时，非常灵活。必要时，可编写多套，或多组程序，依需要调用。它很适应于工业现场多工况、多状态变换的需要。
用PLC进行开关量控制实例是很多的，冶金、机械、轻工、化工、纺织等等，几乎所有工业行业都需要用到它。目前，PLC首用的目标，也是别的控制器无法与其比拟的，就是它能方便并可靠地用于开关量的控制。
ABB DSQC 241 Finlandia Interface Type SR926380
ABB DSQC 503 3HAC3619-1 Axis Computer board S4C+, robot
Expedited shipping available
ABB DSQC 503A 3HAC18159 Axis Computer board S4C+ robot
Expedited shipping available
ABB, ABB Robot, DSQC 350, 3HNE 00025, S4C, S4C+
One-day shipping available
ABB, ABB Robot, DSQC 325, 3HAB 2241-1, S4C
One-day shipping available
ABB YB560103-CE/24 Axis Control Board DSQC-236T (UVG)
ABB YB560103-CE/26 Axis Control Board DSQC-236T (UVG)
2 ABB DSQC-266G & DSQC-236G MOTION CONTROL CARD #2
ABB DSQC-239 I/O BOARD REMOTE, tested, warranty
4 ABB DSQC230 ROBOT COMPUTER CONTROL BOARD YB560103-BN
ABB ASEA BROWN BOVERI DSQC-258, tested warranty
