描述
PLC的特点
3.1可靠性高，抗干扰能力强
3.2通用性强，使用方便
3.3采用模块化结构，系统组合灵活方便
3.4编程语言简单、易学，便于掌握
3.5系统设计周期短
3.6对生产工艺以身试法适应性强
3.7安装简单、调试方便、维护工作量小
EK-965 GIDDINGS & LEWIS M221L SHEFFIELD MEASURMENT LOT
EK-153 GIDDINGS & LEWIS SHEFFIELD MEASUREMENT LOT OF 2
GIDDINGS & LEWIS OUTPUT 24VDC SOURCE 503-25908-01 R1
GIDDINGS & LEWIS 502-02824-00 PC BOARD/1 YEAR WARRANTY
GIDDINGS & LEWIS 502-02868-00 PC BOARD/1 YEAR WARRANTY
GIDDINGS & LEWIS 502-02869-20 NSPP 5020286920
Giddings & Lewis RS232 Interface 502-02833-20 -DI-
GIDDINGS & LEWIS 502-03214-00 NSPP 5020321400
Giddings&Lewis 502-02080-00 DECADE Counter – Used
