elastic chuong trinh thu nghiem

将施加于压力传感器金属弹性元件表面的压力，通过字符型液晶显示屏显示的其数值，并随力的大小而变化，且显示压力的量程可以调节。压力超过量程时，显示屏显示过高还是过低，蜂鸣器报警，电机运行（压力传感器用滑动变阻器代替）-The pressure applied to the pressure sensor element elastic metal surface by character LCD display of its value, and with the magnitude of the