500 Series Process Pumps

Watson Marlow Pumps
Industrial equipment

The 530 Series peristaltic pumps deliver unrivalled accuracy with simple-to-use HMI requiring minimal key presses during operation. Fluid is fully contained within the tube, providing complete isolation of the pump. Maintain product integrity with visual status indication and intuitive user interface.

500 Series Process Pumps

About the Product

The Watson-Marlow 500 Series is engineered for continuous industrial processes where precise fluid handling, reliable performance, and low operating costs are essential. Delivering flow rates of up to 3.5 L/min, the series is well suited to chemical processing, food & beverage, pharmaceutical manufacturing, mining, and many other industrial applications.

Its peristaltic pumping principle keeps the process fluid fully contained within the tube, eliminating contact with mechanical components. This enables the safe transfer of aggressive chemicals, abrasive slurries, high-viscosity fluids, and shear-sensitive products while minimizing the risk of contamination.

The 500 Series is compatible with a range of pumpheads for both continuous tubing and LoadSure® tube elements, allowing each pump to be configured for the required flow rate, pressure, and chemical compatibility. The drive can be quickly reconfigured for different applications without replacement.

A full-colour display, intuitive user interface, and comprehensive communication options enable seamless integration with modern automation systems while providing simple, reliable operation in demanding industrial environments.

Applications

500 Series Process Pumps

Chemical Processing & Mining

Reliable transfer of acids, alkalis, solvents, polymers, and other process chemicals, as well as precise dosing of flotation reagents, process solutions, and water treatment chemicals in mining operations.

Food, Beverage & Pharmaceutical Manufacturing

Gentle transfer of syrups, flavorings, concentrates, colorings, and other ingredients without product contact with pump components. Also ideal for handling sterile and shear-sensitive fluids while maintaining dosing accuracy and product integrity.

OEM & Industrial Equipment

Designed for seamless integration into OEM machinery, automated process lines, and test equipment, with a wide range of control and communication options to support modern industrial automation.

Water & Wastewater Treatment

Accurate dosing of coagulants, flocculants, disinfectants, and other treatment chemicals for municipal and industrial water and wastewater processes.
Colour display and intuitive menu structures provide visual status indication and minimal key presses
Скорость потока от 0,004 мл/мин до 3,5 л/мин
520R, 520R2, 520REL, 520REM, 520REH, 520RET and 505L pump heads available as standard, others available on request
2200:1 Speed control ranges from 0.1 rpm to 220 rpm in 0.1 rpm increments
Keypad incorporates 3-level security PIN lock
IP31 (NEMA 2) and IP66 (NEMA 4X) cased pumps 
Dual voltage: 115 V/230 V 50/60 Hz
Remote control options: Analogue/Digital, RS232, RS485, PROFIBUS®, PROFINET®, SCADA and EtherNet/IP™
Pumphead options available as standard (others available on request):
  • 520R and 520R2 pump heads for continuous tubing

  • 520REL, 520REM, 520REH and RET pump heads for tube elements (for low, medium and high pressures)

  • 505L dual channel, low pulse, high accuracy dosing pump head
500 Series Process Pumps
Specifications
Maximum Flow Rate
3500 ml/min
Minimum Flow Rate
0.004 ml/min
Drive Speed Control Ratio
2200:1
Ambient Temperature Range
5 °C to 40 °C
Control Types
EtherNet/IP™, Profibus®, Profinet®, Remote analogue/digital, RS232, RS485, SCADA
Standards
CE, cETLus, C-Tick, IRAM, NSF/ANSI 61 (for Marprene tubing and LoadSure elements), RoHS
Drive Ingress Protection
IP31, IP66, NEMA 2, NEMA 4X
Drive Power Supply
115/230 V, 1 Phase, 50/60 Hz, 135 VА
Compatible Tube DIA (mm)
0.5, 1.6, 3.2, 4.8, 6.4, 8, 9.6
Additional Resources
Operating Manuals
Specifications
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