Flow monitoring  Flow switches Your advantages Series VKS / VK3 • Plastic version with PVC tee for special applications • PVC tees DN 15…50 Technical data Switching function Pressure rating Options Contact  closes at increasing flow  opens at decreasing flow Reversing possible Temperature ranges Medium Ambient  Plug connector DIN EN 175301-803-A incl.cable socket with two LED for switching voltages 24 V...230 V AC/DC ±20 %,  or 4-pin-sensor plug M12 x 1 On request  Special setpoints  4 different colours of the union nut for distinction  Recognized component ETL according to UL & CSA standards Electrical data Electrical connection  VKS Plug connector DIN EN 175301803-A incl. cable socket 1.5 m PVC jacket cable Switching current Switching voltage Degree of protection EN 60529 IP65 Protection class EN 60730-1 SIKA Dr. Siebert & Kühn GmbH & Co. KG Struthweg 7-9 // 34260 Kaufu

Flow monitoring  Flow switches Nominal diameter Setpoint ranges [l/min]* Increasing flow ON Max. flow rate [l/min] Decreasing flow OFF * Water, 20 °C, horizontal pipe, tolerance ±15 % ** The values in brackets are valid for shortened paddles Typical pressure drop 300 Flow rate [l/min] SIKA Dr. Siebert & Kühn GmbH & Co. KG Struthweg 7-9 // 34260 Kaufungen // Germany www.sika.net

Flow monitoring  Flow switches Dimensions [mm] Nominal diameter Materials in contact with fluid Body, Paddle PPE+PS NorylTM 30 % glass fibre reinforced Hard ferrite SIKA Dr. Siebert & Kühn GmbH & Co. KG Struthweg 7-9 // 34260 Kaufungen // Germany www.sika.net

Flow monitoring  Flow switches Order code Type VKS Plug connector incl. cable socket (standard) Plug connector incl. cable socket with LED (option) 4-pin-sensor plug M12 x 1 (option) VK3 1.5 m PVC jacket cable Example order number SIKA Dr. Siebert & Kühn GmbH & Co. KG Struthweg 7-9 // 34260 Kaufungen // Germany www.sika.net