Две точки Float реле уровня

S.S.tube, customer can define tube length:45mm to 3000mm screw thread or flange connection NO/NC/Change over Housing, float and E-ring material: SUS304 or SUS316. The features of magnetic level switch:(1) Choice of normal open or normal close(2)No standby power requirement.(3)Customer can define activated distance, cable length and connector.(4)Hermetically sealed, suit to tough environment and long life.Working Theory:When the float ball rises or falls with the liquid to the level of the switch, The magnetic force of magnet which inside of the float ball will cause the reed switch to turn ON. When the float ball move away from the reed switch, the reed switch will turn OFF.