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SK-SQ Limit Switch Box Series

Brand: Soldo Controls - by Rotork
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Compact limit switch box, designed for hazardous areas, provides a visual and electrical remote position feedback on automated valves. 

Available in either die cast aluminum or 316L stainless steel, the explosionproof enclosure matches the Exd IIC T6 standards. 

The SK-SQ switch box series offer a ready to mount solution thanks to the integrated Namur mounting kit. 

The ideal compact solution for oil and gas, both on-shore and off-shore, and petrochemical industries.
FeaturesN
Compact limit switch box, designed for hazardous areas, provides a visual and electrical remote position feedback on automated valves. 

Available in either die cast aluminum or 316L stainless steel, the explosionproof enclosure matches the Exd IIC T6 standards. 

The SK-SQ switch box series offer a ready to mount solution thanks to the integrated Namur mounting kit. 

The ideal compact solution for oil and gas, both on-shore and off-shore, and petrochemical industries.
FeaturesN
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Specifications

Brand

Ambient Temperature Range

  • -55° to 105° C (-67° to 221° F)

Applications

  • Oil & Gas Applications
  • On-Shore & Off-Shore
  • Petrochemical Industries

Approvals & Certifications

  • ATEX Ex II 2 GD Ex d IIC T4/T5/T6 Gb, Ex Tb IIIC T135/T100/T85° C Db
  • CCOE Ex II 2 GD Ex d IIC T4/T5/T6 Gb, Ex Tb IIIC T135, T100, T85° C Db
  • CE
  • cULus Class1/2 Div1, Class1/2 Div2
  • EAC Ex II 2 GD Ex d IIC T4/T5/T6 Gb, Ex Tb IIIC T135, T100, T85° C Db
  • IEC Ex: Ex II 2 GD Ex d IIC T4/T5/T6 Gb, Ex Tb IIIC T135, T100, T85° C Db
  • INMETRO Ex II 2 GD Ex d IIC T4/T5/T6 Gb, Ex Tb IIIC T135/T100/T85° C Db
  • NEPSI
  • PESO
  • SIL 3
  • UL Class I, Div. 1, Groups B, C, D Div. 2, Grade A, B, C, D & Class II, Div. 1, Groups E, F, G Div. 2, Groups F, G

Cable Entry

  • 1/2” NPT
  • M20 x 1.5

Cover Material

  • 316 Stainless Steel - for SQ Series
  • Die Cast Aluminum - for SK Series

Current

  • 0 to 100 mA - 3-Wire PNP Normally Open

Electrical Connectors

  • 3-Wire

Electrical Contacts

  • Gold-Plated - for SPDT
  • Normally Open
  • Silver-Plated - for SPDT & DPDT

Electrical Rating

  • 1 A at 24 Vdc - for Reed C4
  • 1 A at 250 Vac - High Power Loop for NOVA V3™ N3
  • 1 A at 30 Vdc - High Power Loop for NOVA V3™ N3
  • 5 A at 250 Vac - High Power Loop for NOVA V3™ N1 & N4
  • 5 A at 28 Vdc - High Power Loop for NOVA V3™ N1 & N4

Enclosure Finish

  • Black Polyester Powder-Coated - for SK Series
  • Electro-Polishing - for SQ Series

Enclosure, Body Material

  • 316 Stainless Steel - for SQ Series
  • Die Cast Aluminum - for SK Series

Environmental Protection

  • Hazardous Area
  • IP66
  • IP67
  • IP68
  • NEMA 4
  • NEMA 4X
  • Weatherproof

Indication

  • 3D Plastic Visual (Red & Green) & 3D Stainless Steel Position Indicator

Media

  • Inert Gas Contact Chamber

Shaft Material

  • Stainless Steel - Shaft & Fastener Material

Supply Voltage

  • 10-30 Vdc - 3-Wire PNP Normally Open

Switch Quantity

  • 2 Switches

Switch Type

  • DPDT Switch: Proximity Hermetically Sealed Snap Acting
  • PNP
  • SPDT Switch: Proximity Hermetically Sealed Snap Acting & Reed

Temperature

  • -55° to +105° C (67° to +221° F) Available on Request
  • +20° to +80° C (-4° to +176° F) Standard Temperature Range

Terminal Strip

  • Standard PCB Board with 3 Extra Terminal Poles
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