RS-U Series RS-U Series Rectangular resin proximity switch is designed to detect a ferrous vane passing through the central slot. The housing is made from glass filled nylon and contains an ES-4 dry-contact limit switch certified for use in Ex ia Explosion Proof or Intrinsically Safe areas. The switch housing is designed for mounting via M5 screws onto non-ferrous material as standard. Features + Volt free SPDT/SPCO (Form C) 2.5A contacts as standard. + -20°C to +125°C / -40°F to +257°F temperature options. Options + Global Certification (Multi certified options available). + Special Model available for mounting directly onto Ferrous material Refer to diagram(s) above for dimensions of product variants. Notes & Abbreviations # Please consult factory before quoting these items where applicable. IS - Intrinsically Safe. GI - General Industrial. Standard Approvals 1 General Industrial Intrinsically Safe Zone 0 & 20 f Regional Approvals Intrinsically Safe (Ex ia) ECASEx # CCC Ex / NEPSI PESO KCs # INMETRO EAC /TRCU (UAE) (China) (India) (Korea) (Brazil) EAC* * Russia, Kazakhstan, Belarus. t also suitable for zones 1,2,21 & 22. Body Material 0 Engi neered Resin Consult factory for alternative body material. Standard Temperature 1 PVC Cable Additional cost per meter over 2m. -20°C to +80°C Low Temperature 2 Polyolefin Cable Polyolefin Cable - IS certification Additional cost per meter over 2m. -60°C to +125°C All hard wired switches are supplied with 2 meters (78") as standard. Contact Arrangement - SPDT/SPCO (Form C) Standard Some options may be combined. Please consult factory. Non Standard Cable/Lead Lengths - Standard length is 2 metres xxM Non standard length, specify in metres e.g. -10M t Temperature range must be 1 Options may be combined. Please consult factory.