ECOM 1000 ML/MIN OEM PREPARATIVE PUMP

Significance of the Topic

Large-scale preparative liquid chromatography requires robust pumps capable of delivering high flow rates under elevated pressures. Such systems play a crucial role in pharmaceutical synthesis, natural product isolation, and process development where rapid, high-throughput separations are essential. High-pressure capacity and precision flow control directly impact separation efficiency and product purity.

Objectives and Study Overview

This document presents a comprehensive overview of the OEM preparative pump model ACO0000X. The focus is on its design characteristics, performance specifications, and suitability for preparative chromatography applications. Key goals include assessing its pressure and flow capabilities, understanding control features, and evaluating compatibility with gradient modes.

Methodology

The pump incorporates two parallel pistons of 20 mm diameter to achieve flow rates from 2 to 1000 mL/min at pressures up to 15 MPa. Materials in contact with solvents include stainless steel, PEEK, Tefzel(TM), PE, and ceramics. The unit supports backwashing for buffer applications. Control is provided via an RS232 interface, enabling integration with multi-pump gradient systems.

Instrumentation

• OEM preparative pump ACO0000X with dual 20 mm pistons
• RS232 communication module for PC integration
• Software support: ECOMAC and Clarity for pump control and data acquisition
• Optional gradient valve control module for up to four valves

Main Findings and Discussion

Performance evaluation indicates stable flow reproducibility within ±1% and flow accuracy within ±2%. The pump maintains 15 MPa pressure at maximum flow and allows fine flow adjustments in 1 mL/min increments. Backwashing of pistons enhances durability when using buffered mobile phases. Modular gradient control permits seamless coordination of multiple pump units for complex elution profiles.

Benefits and Practical Applications

• High-throughput preparative separations in pharmaceutical and chemical industries
• Precise gradient formation for method development and scale-up
• Robust design suitable for routine QA/QC and pilot-scale processes
• Software integration enables automated control and data management

Future Trends and Applications

Advancements may include integration of real-time pressure and flow feedback for closed-loop control, miniaturized high-pressure pumps for micro-preparative systems, and enhanced solvent compatibility through novel seal materials. Cloud-based connectivity and AI-driven optimization are expected to streamline workflow and predictive maintenance.

Conclusion

The OEM ACO0000X preparative pump delivers reliable high-pressure performance with precise flow control, making it well suited for demanding chromatographic tasks. Its modular design and software support facilitate flexible deployment in gradient and multi-pump configurations. This unit represents a valuable tool for scaling up separations and improving laboratory throughput.

References

• ECOM spol. s r.o., Preparative Pump ACO0000X Product Specification, 2023