MD Aire Relay switches have been designed for zone 0 applications that require robust,  in adverse conditions. By using appropriate capsules and pneumatic valve, MD series air relay switches can used for hazardous applications. 

Applications

• Power Generation
• Burners and Furnaces
• Glass and Metal Industries
• Chemical Industries
• Steel Industry
• Hydraulic, Steam and GasTurbines
• Boilers & Compressors
• Machine tools
• Railway braking systems
• Water treatment
• Sugar and Paper Mills
• Fire protection
• Surgical gas, Breweries, Milk industries
• Tyre Industry
• Natural Gas, LPG storage and transportation

Product Specifications

• Storage temperature : Atmospheric temperature
• Media Temp.:- for rubber diaphragms 80 degree C max., higher with metal diaphragms
• Can be offered for higher temperatures with other capsule combinations
• Setpoint repeatability : ± 2 % of FSR
• Enclosure : Die cast aluminium to IP 66
• Process connection : 1⁄4 “BSP standard.