Switching, Sensing and Control Solutions from GENTECH INTERNATIONAL LTD Grangestone Industrial Estate, Girvan, Ayrshire KA26 9PS, United Kingdom Telephone: +44 (0) 1465-713581. Fax: +44 (0) 1465 714974 Email: [email protected] Website: gentech-international.co.uk RS SERIES DESIGN FEATURES ● High or low level sensing ● Normally open or normally closed operation by float reversal ● Glass filled polypropylene or Nylon 6.6 material ● External fit option with compression grommet ● Internal fit option ● UL Underwriters Laboratories listed File No. E98428 ● Sealing washers and materials suitable for a wide range of chemicals ● Reed switch reliability ● Temperature range up to 130°C ● Minimum SG 0.70 ● RS4 with UK Water Research Council approval for cold water RIGHT ANGLE LIQUID LEVEL SENSORS Operational Characteristics Switch Option 01 03 04 06 SPST Reed Switch SPST Reed Switch SPDT Reed Switch SPST Reed Switch Volts DC 100 100 100 100 Volts AC Amps Watts 120 1.0 15 250 1.0 15 70 0.5 3 120 3.0 100 Volts Ohms 300 0.25 800 0.25 200 0.25 400 0.75 Contact Configuration Contact ratings Maximum (resistive loads) Minimum withstand across open contacts Initial contact resistance The above contact ratings are for resistive loads. For inductive, capacitive and tungsten filament lamp loads refer to the circuit protection notebook. Available on 1/2” NPT only. Environmental Specifications Housing and Float Material RS3 - Nylon 6.6 RS4 - WRC approved Glass Filled Polypropylene (cold water only) RS8 - Glass Filled Polypropylene Operating Temperature Minimum Sg -30º to +130ºC -30º to +110ºC -30º to +110ºC 0.85 0.70 0.70 Sealing Washer/Compression Grommet Silicone Nitrile EPDM -54º to +150ºC -30º to +110ºC -54º to +150ºC Detailed chemical resistance information for specific liquids is available on request. For boiling water applications the maximum operating temperature limits are:- Continuous boiling water 80ºC. Non continuous boiling water 100ºC. Mechanical Specification Mounting Position Operate Window Shock Vibration Side entry with float travel ±15º vertical within 5mm (0.196”) from float stop 50g for 11ms duration 35g up to 500Hz (reed switch only) (reed switch only) Electrical Connections Fitted with 2 x 0.5 metres of 18 AWG, 32/0.2mm stranded, with PVC insulation approved to UL/CAS/BS6361. 4 Max (0.16) Container Wall Right Angle Connector Fixing Nut 24 (0. A/F 94 ) 23 (0. Dia 91) Position Orientation Indicator 20 (0.79) Cable Plug 10 A/F (0.39) Thread M16 x2 Pitch 67.3 Max (2.65) Float Friction Relief Washer Installation Hole Size (Hole should be deburred and clean) Sealing Compression Grommet Position Indication Arrow 22.2 Dia Max (0.87) 10 Max (0.39) Position Orientation Indicator 20 (0.79) Container Wall Right Angle Connector Fixing Nut 24 (0. A/F 94 ) Float Stop 16. 5 (0. Dia 65) External Fitting Cable Plug 10 A/F (0.39) Float 67.3 Max (2.65) Thread M16 x2 Pitch Lock Washer Installation Hole Size (Hole should be deburred and clean) Sealing Washer Position Indication Arrow Internal Fitting 22.2 Dia Max (0.87) Float Stop Installation Please contact Sales at Gentech for installation instructions (Ref. FI0700-R1) Applications Please contact Sales at Gentech for applications relating to this product group. GENTECH INTERNATIONAL LTD Grangestone Industrial Estate, Girvan, Ayrshire KA26 9PS, United Kingdom Telephone: +44 (0) 1465-713581. Fax: +44 (0) 1465 714974 Email: [email protected] Website: gentech-international.co.uk Data Sheet Ref. VS-RS-DS-7000-R1