Introduces a kind of untangent temperature sensor using infrared thermopile that can make up a measuring apparatus which measures the exterior temperature of belt - conveyer roller in coal mines.

• 介绍了利用红外热电堆作为一种非接触式的温度传感器,来构成煤矿井下带式输送机滚筒表面温度测量仪,该温度测量仪具有安装简单、调试方便等特点,具有一定的推广价值。