The Industrie Technik Liquid Flow Switch SF1RE is an electromechanical flow switches, suited for pipes of industrial plants: heating and air conditioning, refrigeration systems and heat pumps. Available in brass (suitable for normal media), and stainless steel AISI 316L (compatible with certain aggressive media). Specifications for SF1RE Dimensions, external (WxHxD) 140x62x65 mm Body material Brass, R1" threaded Max pressure 1100 kPa Setpoint value, flow rate 0.2 ... 90.1 m³/h Maximum flow rate 240 m³/h Contact rating 15 (8) A, 24...250 V AC Measurand Flow Medium Liquid Pipe fitting Male threaded Conformity CE Specifications for Liquid flow switch Appliance class Class I Protection class IP65 Ambient humidity (non-condensing) 10…90 % RH Storage temperature -40…85 °C Storage humidity -20...85 % RH Media water and not aggressive liquid Material, cover Transparent PC Material, base ABS Setpoint value, flow rate 0.2 ... 90.1 m³/h