RSF20 Series Low level switch for boiling water Pivot out of liquid Low level switch position WRAS approved for use in hot & cold water Many variants are UL recognised components File No. E171218 Flying lead or M12 connector Technical Specification Material Polyphenylene Sulphide (PPS) Colour Grey Temp. Range °C -10 / +120* °F +14 / +248 * Minimum liquid SG 0.80 Must close level (SG=1) 9mm The RSF20 is designed to eliminate the Must open level (SG=1) 24mm * Maximum temperature requires ETFE cable to be specified. problems associated with limescale build up around the pivot point on a Electrical Specification 25W (Y code) 100W (H code) conventional float switch. Contact Form N/C N/C Switching Power Max VA 25 100 Switching Voltage AC Max V 240 300 This particular series is primarily for Switching Voltage DC Max V 120 300 applications where a low level condition Switching Current Max A 0.6 1 has to be monitored, in a system where the All ratings are for resistive load only. liquid is usually maintained at a high level, or where a wider differential is Standard Parts Material Approvals Max Power Leadouts Gasket RSF26H050TG PPS WRAS & UL 100VA 50cm ETFE 19/0.2 Viton required between the opening and closing RSF26H100RF PPS WRAS & UL 100VA 1 metre PVC 16/0.2 Nitrile levels. RSF26Y050TG PPS WRAS & UL 25VA 50cm ETFE 19/0.2 Viton RSF26Y100RF PPS WRAS & UL 25VA 1 metre PVC 16/0.2 Nitrile The extended drop float actuator allows the RSF26HFP PPS WRAS & UL 100VA M12 connector Nitrile RSF26YFP PPS WRAS & UL 25VA M12 connector Nitrile switch housing and float pivots to be located above the surface of the liquid, Custom versions can be made for particular applications. Please contact Cynergy3 with your requirements. while the excess buoyancy of the float chamber itself ensures that it floats, even Mechanical Dimensions when scale builds up on the float chamber. M12 connection version All dimensions are in millimetres (inches) Typical applications include wall kettles 2 1 and hot vending machines. 3 4 Switch on pins 1 & 2 The switch is closed when the level is SwitchOpen 30°Max. GasketSeal 8mm(0.3")maxtankwall low(float down) and opens as the liquid level rises. Switch M16x2.0SuppliedwithNylonHexHalfNut Version are available with either flying closed leads or M12 circular connector 6°min. 16.5mm(0.65")dia.HoleinTank Cables are available for use with M12 O24mm(0.9”) connection versions. MountingSurfaceInternal 166.0(6.5”)Nominal 33.5mm (1.3”) 35.0 for M12 connection version FullyExtended Mustopenlevel Cynergy3 Components Ltd. 148.0(5.8”)Nominal 7 Cobham Road Ferndown Industrial Estate Wimborne, Dorset BH21 7PE Mustcloselevel Telephone +44 (0) 1202 897969 Email:sales@cynergy3.com ISO9001CERTIFIED www.cynergy3.com © 2014 Cynergy3 Components, All Rights Reserved. Specifications are subject to change without prior notice. Cynergy3 Components and the Cynergy3 Components logo are trademarks of Cynergy3 Components Limited.