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ALS Analyzer Liquid Shutoff
Brand: Welker, Inc
Analyzer getting slugged by liquids? Put an end to costly damage and operational shutdowns - install a Welker ALS Analyzer Liquid Shutoff upstream of your gas chromatograph.
The Welker ALS Analyzer Liquid Shut-Off is a low-cost, high quality device that protects sensitive equipment and high-value operations. Installed upstream, of your gas chromatograph, the ALS allows gas to flow freely for online sampling but shuts off flow in the presence of liquids.
Features- Simple design
- Corrosion resistant material
- Ball check valve in transparent housing
Benefits
- Uncomplicated maintenance requires no special tools and little downtime
- Back-flushing with dry inert gas quickly pushes liquids back to the pipeline
- Long-lasting analyzer protection
- Visual verification of gas flow
- Ball forms leak-tight seal in the presence of liquids
1 - 5 of 5 Part Numbers
ALS-1
ALS-2
ALS1
ALS2
ALS4
1 - 5 of 5 Part Numbers
Specifications
Brand
Materials of Construction
- ALS-1/ALS-2: Glass
- ALS-1/ALS-2: LEXAN™
- ALS-1/ALS-2: Teflon
- Viton
- ALS-4: PTFE
- ALS-2: Anodized Aluminum
- ALS-1/ALS-4: Aluminum
- ALS-1/ALS-4: 316/316L Stainless Steel
Inlet/Outlet Connection
- ALS-4: 1/4" FNPT or 1/8” FNPT
- ALS-1/ALS-2: 1/8” FNPT
Operating Pressure (@-20° to 100° F)
- ALS-4: 2,160 psig
- ALS-1: Standard 1,000 psig MAOP
- ALS-1: High Pressure 1,440 psig MAOP
- ALS-2: 600 psig MAOP
Certifications & Approvals
- ALS-1/ALS-4: NACE Compliance