Date post: | 14-May-2015 |
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o Setting the Standardo Seeing the Differenceo Understanding the Options
How to Select the Right Visual Flow Indicator for Your Usage
Visual Flow Indicators
FLOW INDICATOR PRODUCTS - STANDARD VIEW, FULL VIEW AND VIEW THROUGH
Flow Indicators are used to observe the flow of liquid, powder or gas through pipelines. In many applications the process media require visual inspection at some point in the piping system, sight flow indicators are used in line.
Visual Flow Indicators
• Standard Flow Indicator Units• Full ANSI Rated
• 150#, 300# & 600#• Independently Bolted Glass Retainers• Investment Cast Bodies1
• Flanged or Threaded Connections• Flow Indicators
• Rotary, flapper & drip tube
1 Available on sizes 4” and smaller
Visual Flow Indicators
• Independent Bolting
Cross BoltingOthers
Independent BoltingL.J. Star
Visual Flow Indicators
Flow Indicator
Rotor
FlapperPlain
Gaseous Flapper
Drip Tube
Visual Flow Indicators
Drip
Drip Tube
Visual Flow Indicators
Rotor
Visual Flow Indicators
Metaglas Advantage• #1 Fused Glass in World• FM Approved• Borosilicate Glass
Standard Flanged with Metaglas
Visual Flow Indicators
Metaglas vs. Dual Window
Visual Flow Indicators
• Steam Jackets• No heat loss across VFI• Tested in accordance with the
ASME Boiler and Pressure Vessel Code, Sec. VIII, Div. 1
• Jackets are capable of maintaining operating temperatures up to 750°F
Visual Flow Indicators
• Teflon Lining• Lined body• Provides protection against
harsh chemicals• Lower cost option vs. high
nickel alloys
Visual Flow Indicators
• Flow Indicator Material OptionsANSI flange and NPT type connection visual flow
indicators are available in many different materials – carbon steel, stainless steel, hastelloy, monel and those with a Teflon® lining. They are the best design available, made of investment cast bodies with independently bolted retainers to ease any routine maintenance an increase safety.
Visual Flow Indicators
• Material Options• Body
• 316, 304, CS, Duplex, Hastelloy, Monel, Teflon Lined
• Gaskets• Teflon, Gylon, Graphite, Neoprene, EPDM, etc…
• Bolting• Plated Steel, 18-8, B7-2H, B8-8, B8M-8M, L320
• Glass Shields• FEP, Mica
Visual Flow Indicators
• Ratings• Full ANSI Ratings• High Pressure Rating Available• MetaGlas Upgrade (High Safety Factor)• Limiting Factors (Weakest Link)
• Gasket, Glass (temperature)• Metal (pressure)
Visual Flow Indicators
• Packaging• Hydrotest• Part Marking (Part no., pressure, temp)
• Other Options• NACE• Special Paints• High Temperature (up to ??ºF)• Socket Weld & BSP Connections
Visual Flow Indicators
• Full View Flow Indicator Units• Investment Cast
Heads• Flanged or Threaded
Connections• Impact Shield
Threaded Full ViewFlanged Full View
Visual Flow Indicators
• Full View Flow Indicator Options• Teflon Lined• Extended Lengths• Graduated Cylinders• Special Connections• Drip Tubes• Armored (Sheathed)
Teflon Lined Full View
Visual Flow Indicators
L.J. Star’s History in Visual Flow Indicators• Part of the original product line• Entered market to fill a void – short
deliveries• Developed quality standards• Now estimated to be #1 for the Flow
Indicator in North America
See the Difference…
Visual Flow Indicators
For More Information
Visit L.J. Star Incorporated for more information on the Visual Flow Indicator.
Contact us directly:Mailing Address:L.J. Star IncorporatedP.O. Box 1116Twinsburg, OH 44087
Telephone: (330) 405-3040FAX: (330) 405-3070