10 1290 Infinity Quaternary Pump User Manual
1 Introduction
Features
Features
The G4204A Quaternary Pump is designed for highest performance, GLP
compliance and easy maintenance. It includes the following features:
• Optional seal wash for continued high lifetime of pump seals for buffer
applications.
• Optional Jet Weaver for optimum mixing performance with a minimum
of delay volume.
• Automatic purge function for ease of use and unattended preparation of
the system.
• Auto tuning of the delivery cycle for compensation of elasticity and
solvent volume change effects (compressibility, thermal expansion).
• Solvent selection for optimum flow accuracy.
• Fast defill function for improved intake and delivery performance.
• Two pistons in series design for increased reliability.
• High resolution piston movement control for smooth and reliable
motion.
For specifications, see “Performance Specifications” on page 28.