描述
分析DCS与PLC的区别,最关键的是两点,一是DCS是分布式控制,拥有全局数据库;二是PLC是顺序扫描机制,DCS是以时间为基准的控制。我们的系统符合第一点,例如一个I/O标签的修改,在HMI也可以同步体现。
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL b5
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL b6
DENTAL PORTABLE MOBILE X- RAY MACHINE SYSTEM DIGITAL b7
X-RAY TUBE M-113T VARIAN MEDICAL SYSTEMS
X-RAY TUBE M-149M VARIAN MEDICAL SYSTEMS
Auto X-Ray EZ LINK Automotive Diagnostic System
Planar Systems Inc. iHBS212-08-Lite On 12X Blu-Ray Writ
Planar Systems Inc. iHBS212-08-Lite On 12X Blu-Ray Writ
ADD 12x Blu-Ray BURNER TO MY SYSTEM
Planar Systems Inc. iHBS212-08-Lite On 12X Blu-Ray Writ
The Solar System: Saturn’s Satellites – X-ray and Gamma
ADD 10x Blu-Ray BURNER TO MY SYSTEM
ADD 10X BLU-RAY BURNER & READER TO MY SYSTEM