Bourdon tube pressure gauge, copper alloy

Pressure Gauges for Gas Welding (Models 111.11 and 111.31) 

Applications 

• Gas Welding Equipment: Suitable for equipment and apparatus for gas welding, cutting, and allied autogenous processes. 

• Industrial Gases: Used for pressure and level indication of gases like oxygen and acetylene. 

• Mounting: Designed for mounting to pressure reducers or valves. 

Product Features 

• Standards Compliance: 

• ISO 5171 for general use. 

• ISO 7291 for acetylene. 

• Safety Features: 

• Model 111.11: Blow-out device in the case back. 

• Model 111.31: Solid baffle wall (Solid front) for increased safety. 

• Nominal Sizes: 

• Model 111.11: Available in NS 40, 50, and 63. 

• Model 111.31: Available in NS 50. 

• Scale Ranges: Up to 400 bar (6,000 psi). 

Specifications 

• Bourdon Tube System: Measures pressure by the deformation of the Bourdon tube, which is transmitted to the movement and indicated. 

• Modular Design: Allows various combinations of case materials, process connections, nominal sizes, and scale ranges. 

• Customization: Instruments can be individualized with dial printings, such as company logos. 

• Safety Version: Model 111.31 includes a solid baffle wall for enhanced personal protection.