Rosemount 9901 Bypass Chambers
The Rosemount® 9901 is a range of high quality chambers which allow external mounting of level measurement and control instrumentation on process vessels.
The range offers a PED compliant design in accordance with ASME B31.3 or B31.1, allowing users to buy an integrated bolt-on instrument solution, or simply a chamber for use with existing instrumentation.
The 9901 series uses only certified and traceable materials and is manufactured using full penetration welds, with welders and welding procedures qualified to both ASME and European standards. All chambers are hydro tested on completion, with a full range of NDT or customer inspection options available to order.
Standardised or custom design to fit existing vessels
Allows external mounting of process level instrumentation
Enables live maintenance
Designed to ASME B31.3
ASME B31.1 available upon request
Pressure Equipment Directive (PED) compliant
Used worldwide by major industries
Ideal for critical area and general purpose applications
Variety of process connections and optional drain and vent connections
More than 50 years of experience in designing and manufacturing chambers in accordance with international codes
Features & Benefits
Allows isolation of instrument
Live maintenance
Safety when handling
Hazardous liquids
High pressure and high temperature applications
Bypass in tank constraints
Agitators
Heat exchangers
Hazardous liquids
Internal structures
Stilling tube
Act as stilling tube for turbulent conditions
Specifications
Applications
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