Flow volume is indicated in accordance with the float measuring principle: a cone is lifted by the water flowing in the return of the mold circuit.Technical Data   Flow range per circuit: Standard 0 – 10 l/min. On request: AI, PVC-cones. Standard: Mold connections with 12 mm brass socket for 3/8" hoses.On request: Threaded connection with G 3/8" brass threaded sleeve with screwed 14 mm brass socket for 1/2" hose, or screwed 20 mm brass socket for 3/4" hose.