【摘要】 介绍了一种使用新型测温集成电路ＤＳ１８２０和半导体致冷器件组成的简单精巧的温度测控系统。该系统能对被测对象在线实时控制，具有结构简单、经济实用、控制效果理想的特点，并具有冷却温度预设置和上下限报警等功能。更多还原

【Abstract】 This paper introduces a simple and easy temperature measuring and controlling system made up of a new -type temperature-measuring integrated circuit DS1820 and semiconductor refrigerator. This system can measure and real-time control the temperature of the object. This system has simple structure and high control accuracy.It is economical and practical, and can achieve the function of temperature Pre-setting and alarm at upper and lower limit.更多还原