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MD Series Air Relay Pressure Switch
Brand: Orion InstrumentsMD Air 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.
Features- Robust
- Wide scale for easier setpoint (optional)
- Enclosure protection: IP66 standard
- Customized arrangements for switching values on request
- Field adjustable
- Accuracy: ±2% Full Scale
Specifications
Brand
Accuracy
- ± 2 % of Full Scale Range
Applications
- Boilers & Compressors
- Burners & Furnaces
- Chemical Industry
- Fire Protection Systems
- Glass & Metal Industries
- Hydraulic, Steam & Gas Turbines
- Machine Tools
- Natural Gas, LPG Storage & Transportation
- Power Generation Equipment
- Railway Braking Systems
- Steel Industry
- Sugar & Paper Mills
- Surgical Gas, Breweries, Milk Industries
- Tyre Industry
- Water Treatment
BSP Connection
- 1/4” BSP Female
Cable Entry
- 1/8” BSP Female Air Inlet & Outlet Pressure Supply 7 bar, Max.
Diaphragm Material
- 316L Stainless Steel
- Neoprene
- Teflon
Differential Pressure
- psi: 0.29 to 11.60 (kPa: 2 to 80, bar: 0.02 to 0.80)
Enclosure, Body Material
- Die Cast Aluminum
- Pressure Housing: 316 Stainless Steel
Environmental Protection
- IP66
Media
- Air
NPT Connection
- 1/4” NPT Female
O-Ring Material
- Teflon
Operating Pressure
- Maximum
Pressure Type
- Differential
Process Connection Material
- 316 Stainless Steel
Process Temperature
- Media Temperature: Non-Metallic Diaphragm, Max.
Repeatability
- Setpoint Repeatability: ± 2 % of Full Scale Range
Ring Material
- Steel Ring: 316 Stainless Steel
Set Point - Decreasing
- bar: 0.067 to 25
- kPa: 7 to 2,500
- psi: 0.97 to 362.6
Set Point - Increasing
- bar: 0.067 to 25
- kPa: 7 to 2,500
- psi: 0.97 to 362.6
System Pressure
- bar: 0 to 35
- kPa: 0 O 3,500
- psi: 0 to 507.63
Valve Type
- Normally Closed
- Normally Open