3 www.kobold.com Variable Area-Plastic - Low Volume Polycarbonate/brass, Polysulfon/stainless steel Model: KSV Water: 0,25 1,5 L/h ... 10 80 L/h Air: 20 80 L N /h ... 0,5 2,5 m³ N /h t max 120 °C; p max 6 bar Connection: NPT female thread Accuracy: ± 6 % of full scale Variable Area - Plastic - Low Volume Acrylic Model: KFR Water: 5 50 mL/min ... 5 75 L/min Air: 0,05 0,5 L N /min ... 400 4000 L N / min t max 65 °C; p max 6,5 bar Connection: NPT, 1 NPT female thread Accuracy: ± 2 5 % of full scale Variable Area - Plastic Trogamide, Polysulfone, PVDF Model: KSK Water: 1,5 11 L/h ... 100 1000 L/h Air: 0,15 0,45 m³ N /h ... 20 105 m³ N /h t max 140 °C; pmax PN 10 Connection: G ¼...1 female, glue-in connection Accuracy: Cl. 4 according to VDI Variable Area - Plastic Trogamide, Polysulfone, PVDF Model: KSM Water: 15 150 L/h ... 8000 60000 L/h Air: 0,8 5 m³ N /h ... 300 2500 m³ N /h t max 140 °C; pmax16 bar Connection: G ½...3½ female/male thread Accuracy: Cl. 4 according to VDI Variable Area - Low Volume - Switch Stainless steel Model: KSR,SVN Water: 2 250 mL/min Air: 3 360 L N /h t max 70 °C; pmax 16 bar Connection: G ¼, ¼ NPT female thread Variable Area - Low Volume Brass, Stainless steel, PVDF Model: KDF, KDG Water: 0,002 0,02 L/h ... 16 160 L/h Air: 0,03 0,3 L N /h ... 500 5000 L N /h tmax 100 °C; p max 10 bar Connection: G ¼, ¼ NPT female thread Accuracy: Cl. 2,5 according to VDI Variable Area - Glass Cone Stainless steel, POM-C Model: UMR,UXR Water: 5 50 L/h ... 15 150 L/h Air: 0,2 2 m³N /h ... 0,3 3 m³ N /h t max 100 °C; p max 6 bar Connection: G ¼ female thread Accuracy: ± 2,5 4 % of full scale Variable Are a - Glass Cone - Thread Connection Stainless steel, PVC Model: URM Water: 2 20 L/h ... 3 30 m³/h Air: 30 300 L N /h ... 50 500 m³ N /h t max 100 °C; p max 10 bar Connection: G ¼...3, DIN 11851, hose connection Accuracy: ± 2,5 4 % of full scale Variable Area - Glass Cone POM Model: URR Water: 6 60 L/h ... 300 3000 L/h Air: 200 2000 L N /h ... 5000 50000 L N /h t max 80 °C; p max 6 bar Connection: G 1...1½ male thread, PVC glue-in connection DN 15...25 Accuracy: ± 2,5 4 % of full scale Variable Area - Glass Cone PVC Model: URB Water: 10 100 L/h ... 100 1000 L/h Air: 0,32 3,2 m³N /h ... 3,2 32 m³ N /h t max 65 °C; p max 6 bar Connection: G ½...1¼ male thread Accuracy: ± 2,5 4 % of full scale Variable Area - Glass Cone Stainless steel, POM-C Model: UVR,UTR Water: 60 600 L/h ... 200 2000 L/h Air: 2 20 m³N/h ... 5 50 m³ N /h t max 100 °C; p max 6 bar Connection: G , G ½ female thread Accuracy: ± 2,5 4 % of full scale Variable Area - Glass Cone - Loose Flange Stainless steel Model: URL Water: 4 40 L/h ... 0,25 2,5 m³/h Air: 0,2 2 m³ N /h ... 10 100 m³ N /h t max 100 °C; p max 6 bar Connection: fl ange DN 15...40 Accuracy: ± 2,5 4 % of full scale Product Summary Flowmeters/-switches Subject to change without prior notice