A Simple construction of float and guide pipe made up Non magnetic materials . Magnetic Float Moved\s with Level Over guide Pipe, So that the resistance of the PCB inside the pipe change which is converts into 4-20Ma / 0 to 5 V output. Wetted Parts : S.S.316 / P.P Max Temp : 100 Deg C Mounting Min : 50 NB Flange End OR Screwed Input of 24 VDC and Out put 4- 20 mA , With Digital Display in mm Maximum Length : 3 Mtr