LFS Series Paddle Flow Switches Stainless steel SS304 paddle 3/4”PF or 1”PT mounting plug thread IP65 Aluminium alloy housing or DIN 43650 connection Use for flow detection in pipes from 1” bore to 3” bore Maximum operating pressure 20 bar Technical Specification Housing material Temperature range Set point tolerance Repeatability Aluminium Alloy -30 to +150ºC ±25% ±5% Electrical Specification Contact Form Switching Power Max Switching Voltage AC/DC Max Switching Current Max All ratings are for resistive load only. Standard Parts LFS-01 LFS-02 LFS-03 LFS-04 Pipe Dia Switch Paddle length The LFS range of flow switches are paddle devices that are mounted vertically through a socket or upstand process connection. Electrical connections are made within the housing, which has a screw on sealed lid and cable gland. A choice of paddle sizes is supplied with each switch and selection can be made with reference to the chart opposite. 1" 1.25" 1.50" 2" 2.5" 3" Paddle material 304grade SS Maximum pressure 20 bar Pressure drop 0.2 bar Connection in housing or by DIN 43650 SPDT 40 230 1.0 VA V A Mounting thread Connection 1”NPT 3/4”BSP 1”NPT 3/4”BSP 1" Op Rel Op 1.25" Rel Terminate in housing Terminate in housing DIN 43650 DIN 43650 Op 1.50" Rel Op 2" Rel Op 80 37 37 25 Model No. LFS-01 25 Model No. LFS-02 DIN 43650 8 8 22 13 34 3/4"BSP 38 AF 1"NPT 38 AF 3/4"BSP 92 92 92 1"NPT 38 AF 92 38 AF 22 13 22 22 13 22 1/2"BSP 22 13 34 90 90 DIN 43650 1/2"BSP ISO9001 C E R T I F I E D 3" Rel NB: Flow rates in litres per minute 80 Email:[email protected] Op 19 15.2 32.2 24.7 45.5 34.1 64.4 56.8 24.7 17.1 34.1 26.5 56.8 45.5 87.1 75.8 53 37.9 87.1 60.6 121.2 94.7 68.2 45.5 90.9 64.4 125 102.3 75.8 49.3 102.3 121.2 83.3 60.6 Mechanical Dimensions Cynergy3 Components Ltd. 7 Cobham Road Ferndown Industrial Estate Wimborne, Dorset BH21 7PE Telephone +44 (0) 1202 897969 2.5" Rel 25 25 Model No. LFS-03 Model No. LFS-04 www.cynergy3.com © 2012 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.