Advanced Couplings – Sight Glasses

Clamp Type Bubble Trap CTBT

  • ACL® CT-Bubble Trap is an advanced clamp-type bubble trap with enhanced features
  • Integration of CT-SVFI improves functionality
  • Design utilizes a sanitary clamp for sealing glass/o-ring/flange end
  • Clamp connection simplifies assembly and disassembly processes
  • Aseptic design with external o-ring and labyrinth design
  • Made with AISI 316L stainless steel and Borosilicate 3.3 glass
  • Flame-polished finishes and corrosion resistance
  • Pressure ratings range from 5.5 bar to 8 bar depending on size
  • Gasket compression with metal-to-metal contact minimizes cleaning time
Advanced Coupling Bubble Trap Iso View

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Full View Flow Indicator FVFI

Acl Full View Sight Flow Indicator Fvfi
  • ACL® FVFI Full View Flow Indicator provides visual monitoring of fluid flow in process pipelines
  • Smooth transition design and controlled sealing with O-ring compression system
  • Made with high-quality 316L stainless steel and borosilicate glass for durability and visibility
  • Available in nominal sizes from 1/2″ to 6″ to accommodate different pipeline diameters
  • Utilizes borosilicate glass for the sight glass and 316L stainless steel for tie rods, flange ends, and domed nuts
  • EPDM FDA compliant cushioning and sealing O-rings
  • Working pressure ranges from 3.0 bar to 20.0 bar depending on size
  • Flange Outside Diameters (OD) from 50 mm to 214 mm and length from 90 mm to 254 mm
  • Interior surface finish with Ra down to 0.38 E/Pol for high purity applications
  • Material options include AL6XN and C22, with USP VI / FEP sealing for chemical compatibility requirements.

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DIN 32676 Sterile Visual Flow Indicator DIN SVFI

  • ACL® DIN SVFI Sterile Visual Flow Indicator meets requirements of food, pharmaceutical, and chemical industries
  • Designed following DIN 32676 Table A standards for smooth transition and precisely matched bores
  • Equipped with EHEDG-compliant O-ring seal profiles for effective CIP operations
  • Hygienic and easy-clean design for sterile applications
  • Stainless steel flange ends support the glass element externally and provide housing for deformed O-ring seal
  • Available in sizes from 10mm to 150mm for versatile application
  • Mainly made of 316L stainless steel with borosilicate glass windows and FDA/USP Class VI compliant seals
  • Pressure ratings range from 6.1 bar to 28.0 bar depending on size
  • Standard internal bore finish is ASME-BPE SF4 with alternative finishes available upon request.
Acl Din Sight Flow Indicator Svfi

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Sterile Visual Flow Indicator SVFI

Acl Sterile Sight Flow Indicator Svfi
  • ACL® SVFI Sterile Visual Flow Indicator provides exceptional view of flow in process lines
  • Four observation windows for optimal visibility and strength to withstand design pressures and temperatures
  • Fully certified and adheres to relevant EC directives for high-purity applications
  • Made with borosilicate glass for clear visibility and 316L stainless steel for durability and cleanliness
  • Options for more resistant materials like C22 and AL6XN for corrosive environments
  • Utilizes EPDM FDA gaskets for secure sealing, with options for USP VI or FEP seals
  • Available in sizes ranging from 3/8″ to 6″ with varying pressure ratings, from 3.0 bar to 22.0 bar depending on size

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curved sterile visual flow indicator CSVFI

  • ACL® curved SVFI is designed to address the challenges in processing industries.
  • Super fine finish >0.01 Ra, transparency due to borosilicate glass, and pressure ratings for pharmaceutical system ratings.
  • Superior corrosion resistance and suitable for pharmaceutical and chemical processing, as well as food/dairy applications.
  • Complies with EC 1935/2004, FDA CFR 21 177.2600 & USP VI <87> <88>, and ASME-BPE for surface finish and gasket extrusion.
  • Comes with certified gaskets and features borosilicate glass 3.3 with pressure rating calculated according to CRN (FOS 10:1).
  • Benefit from the advantages of various material options and finishes.
  • EN ISO 9001:2015, fully complies with the requirements of the European Pressure Equipment Directive 2014/68/EU.
Acl Curved Svfi Curved Sterile Visual Flow Indicator

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Clamp Type Sterile Visual Flow Indicator CT-SVFI SHX

Acl Clamp Type Sterile Sight Flow Indicator Svfi Shx
  • ACL® CT-SVFI SHX Clamp Type Sterile Visual Flow Indicator designed by Advanced Couplings Limited for hygienic processing
  • Patented under US Patent WO 2021/084008A1
  • Sanitary clamp seal design prevents gasket over-compression and allows tool-free assembly and disassembly
  • Additional seals provide secondary defense against contaminant ingress
  • Constructed with borosilicate glass 3.3 for visual element and AISI 316L stainless steel for durability and chemical resistance
  • Labyrinth design with capillary fluid barriers prevents external media from entering process side
  • Controlled gasket compression with metal-to-metal contact
  • Working pressure rating up to 20.0 bar
  • Available in nominal sizes from ½ inch to 4 inches, with optimized window dimensions for each size

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