Valve Self Washing II

From LEAP

	Valve Self-Washing System – II
	Application Type
	Washing LC Valve
	Application ID
	Valve Self-Washing System – II
	Description
	Accessory Showcase

Contents 1 Main Features 2 Performance Specifications 3 Requirements/Limitations 4 Screenshots 5 Other Reference material 6 PRINT Function for Page 7 Contact LEAP

Main Features

• Increased Throughput by simultaneous washing of injection syringe and injection valve
• 4 Wash Solvents can be used to wash the valve
• 9 Program Steps to wash with the 4 wash solvents in any order
• Software Interface SDS Launchpad
• Save/Load Methods
• Easy Verification of Downloaded Method via the “Dashboard” feature in SDS Launchpad
• Contact Closure Triggered
• Runs stored wash routine
• Washes independent of injection syringe
• Can increase syringe life
• Compatible with all PAL Drivers

Performance Specifications

• Maximum flowrate 6mL/min in increments of 0.1mL/min
• Flowrate accuracy ± 10%
• Maximum dispensed volume 999mL
• Volumetric accuracy ± 5%
• Maximum pressure 50PSIG
• Typical wash time for 2 solvents (1mL each) @ 6mL/min is 45 seconds

Requirements/Limitations

• Through-loop washes only for injection loop volumes > 20uL
• Lower dispense speeds needed for more viscous solvents, e.g., i-Propanol @ 3-4mL/min
• Use of Polypropylene compatible solvents

Screenshots

Launch Pad Main Screen

Launch Pad Actions Screen

Launch Pad Load Method Screen

Launch Pad Log Screen

Other Reference material

• Comparison of VSW and Active Wash

http://chromatographyonline.findanalytichem.com/lcgc/data/articlestandard/lcgc/482001/3016/article.pdf | Autosampler Carryover

PRINT Function for Page

• PDF of this page formatted for printing

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Contact LEAP

For additional information about this technique please contact LEAP Technologies for detailed information

• Contact the LEAP office