The capacitive sensor consisted of two mutual insul ating copper and foil electrodes,clinging to the external w all of infusion bottle with two insulating stretch tight balteum.

电容式位检测传感器主要由两条相互绝缘的铜箔电,由两条绝缘弹锁紧带将带状传感器紧在输瓶外壁,传感器与药不接触,对药不会产生影响。