01194nam a2200217Ia 4500 CTU_239354 210402s9999 xx 000 0 und d 681.2 H893 Hughes, Thomas A. Measurement and control basics Thomas A. Hughes Research Triangle Park, NC International Society of Automation (ISA) 2015 A comprehensive treatment of the basic principles of process control and instrumentation, for engineers, technicians, management, and sales personnel new to the subject. After a review of relevant mathematics, chapters cover electrical, electronic, and digital fundamentals, process control computers, final control elements, and methods and instruments for measuring factors such as pressure, level, and flow. Includes chapter introductions and exercises. Appendices offer standard graphics symbols and thermocouple tables. Đo lường và điều khiển bằng máy tính CT397 Dụng cụ đo lường,Measuring instruments nthai Trung tâm Học liệu Trường Đại học Cần Thơ