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Gas-Actuated Temperature Switch - TWG

Brand: WIKA Alexander Wiegand SE & Co. KG
These high-quality and robust temperature switches have been developed specifically for safety-critical applications. High quality and product manufacturing ensures reliable monitoring of your plant. 

The manufacturer Cella is certified to ISO 9001. In production, the switches are traced by quality assurance software at every step and subsequently are 100 % tested.
Features
  • No power supply needed for switching of electrical loads. 
  • Setting ranges from -30 ... +70 to 0 ... 600 °C. 
  • Ex ia version available. 
  • 1 or 2 independent set points, SPDT or DPDT, high switching power up to AC 250 V, 20 A. 
  • Direct mounting or remote mounting with capillary ≤ 10 m. 
These high-quality and robust temperature switches have been developed specifically for safety-critical applications. High quality and product manufacturing ensures reliable monitoring of your plant. 

The manufacturer Cella is certified to ISO 9001. In production, the switches are traced by quality assurance software at every step and subsequently are 100 % tested.
Features
  • No power supply needed for switching of electrical loads. 
  • Setting ranges from -30 ... +70 to 0 ... 600 °C. 
  • Ex ia version available. 
  • 1 or 2 independent set points, SPDT or DPDT, high switching power up to AC 250 V, 20 A. 
  • Direct mounting or remote mounting with capillary ≤ 10 m. 

Specifications

Switch Contact

  • SPDT
  • DPDT

Environmental Protection

  • IP66

Certifications & Approvals

  • CE
  • EAC
  • IECEx
  • KOSHA
  • SIL

Setting Range

  • -30° to 600° C

Process Connection

  • 1/2” NPT Male
  • 3/4” NPT Male
  • G 1/2” A Male
  • G 1/4” A Male

Process Conenction Material

  • Stainless Steel

Enclosure, Body Material

  • 316L Stainless Steel

Ambient Temperature

  • -40° to 85° C

Applications

  • Temperature monitoring and direct switching of electrical loads
  • Control and regulation of industrial processes
  • Universally suitable for machine building, plant, vessel, apparatus construction and food industry, chemical industry, petrochemical industry
  • Ignition protection type GAS Ex-ia IIC T6 and T4 - Dust Ex-iaD A20 IP 65 T85 and T135