FC pressure switches have been designed for use in areas which are potentially explosive. These can be used, by selecting an appropriate construction, for gas groups IIA, IIB and IIC. They can also be used in underground mines by selecting Grey CI flameproof heads.

Typical attributes are as follows.

Application

• Oil & Gas
• Petrochemical
• Refineries
• Mines
• Bulk Drug & Pharma
• Chemical Industries

Product Specifications

• Storage Temp. : Atmospheric temperature
• Operating ambient Temp. : 0ºC to 60ºC
• Media Temp.:- for non-metallic diaphragms 80ºC max., higher with metal diaphragms
• Set point repeatability : +/- 1% over full range
• Enclosure details : Al grade LM6 / Grey Cast Iron / Stainless Steel Casing & Cover
• Enclosure Specifications :  II 2 GD Ex d IIC Gb Ex tb IIIC Db T85°C (-20°C < Ta < +60°C) IP66 Protection : IP66 Standard Complies to :
• • IS/IEC 60079 - 1: 2007
  • EN 60079-0:2009, EN 60079-1: 2007 and  EN 60079-31: 2009.
  • Grey CI enclosure for mines (Group I applications)
• Switch output 1 SPDT (2 SPDT on request).