| 摘要 |
A float sensor and a chemical solution storage apparatus are provided to prevent an accident in advance by allowing a user to quickly cope with the erroneous operation of a sensor. A plurality of float sensors(200-800) are provided. The first float sensor includes a float(240), a guide unit(210), and upper and lower contact points(230). The float is lifted according to a water level(120a) of a medicine fluid. The guide unit guides the lifting movement of the float. The upper and lower contact points are provided in the guide unit such that the contact points are provided at upper and lower portions of the float. The upper and lower contact points make contacts with the guide unit according to the lifting operation of the float. |
