Watson Marlow 520Di Peristaltic Pump

Watson-Marlow 520Di

This listing is for the Watson-Marlow 520Di Dispensing Pump

The unit is in full working condition and is ready for immediate use

The pump-head fixed to this model is a Watson-Marlow 520R2.

The pump-head is configured for 2.4 mm wall-thickness tubing

Overview

The 520Di is a high-precision, programmable peristaltic dispensing pump designed for aseptic fluid transfer and filling in pharmaceutical, biotech, and food processing environments. With a simple keypad-screen interface and up to 50 programmable batch routines, it meets cGMP documentation needs while delivering fast and accurate fluid dispensing.

Dispenses 50 mL in 2 seconds with ±0.5% accuracy

Pumps up to 3.5 L/min, pressures up to 2 bar

Batch record output for regulatory compliance

5-year warranty

Enclosure options: IP31 (NEMA2) and IP66 (NEMA4X)

Control

User Interface: Tactile membrane keypad + alphanumeric LCD

Security: Optional passcodes to lock settings

Program Storage: Save 50 custom fill/dispense sequences
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Digital I/O: 4 configurable outputs

Remote Operation: Contact closure or logic input control

Documentation

Full operating manuals

Validation support documents (cGMP, IQ/OQ protocols)

Maintenance and calibration guides

Sectors & Applications

Pharmaceutical & Biotech: Aseptic fill/finish, cell culture media filling, vial/bottle dosing

Food Production: Adding dyes, vitamins, flavours

Laboratory R&D: Benchtop reagent prep, Petri dish filling

Chemical Processing: Metering corrosive or high-viscosity fluids