520Du/REL auto/manual RS485 control low pressure pumps



520Du/REL auto/manual RS485 control low pressure pumps
  • Flow rates up to 3500ml/min at 2 bar (30psi) peak pressure with 520 LoadSure elements
  • 520REL pumphead features large swept volume with sprung rollers for high accuracy
  • Brushless motor, 2200:1 turndown, 0.1% set speed accuracy
  • Large speed/flow display and easy to use tactile membrane keypad. Incorporates keypad lock
  • Manual control with comprehensive flow rate calibration by volume or weight
  • Value for life: the lowest whole-life cost of ownership
  • Inputs: Analogue 0-10V / 4-20mA software configurable and calibrated
  • Speed scaling by keypad or second analogue input for drop-in replacement of diaphragm pumps
  • Inputs: 4 pump status inputs all accepting 5V TTL or 24V industrial logic
  • RS232 network control of up to 32 pumps - PROFIBUS DP now available
  • Outputs: 4 relay outputs, up to 30V and 30W, user configured
  • Outputs: 0-10V, 4-20mA analogue or 0-1258Hz speed indication output
  • Run time counter for enhanced process monitoring
  • Dual voltage, 115V/230V 50/60Hz and 24 hour duty rated

A Watson-Marlow Value for life pump with five year warranty.

Fitted as standard with the 520REL LoadSure element pumphead which features a large swept volume with sprung stainless steel rollers for high accuracy. Low rotational speeds greatly increase tube life and system reliability.

LoadSure elements fit into position for simple, error-free tube loading: optimum performance every time. Using the patented LoadSure D-connectors and easy-grip clutched rotor, the element can be changed in under one minute: simplicity itself, no special skills required.

The revolutionary 520REL LoadSure pumphead, taking Watson-Marlow benefits to thousands more industrial and sanitary applications.

For help in selecting a suitable pump for your application, please call 01326 370363 and speak to our application specialists.

If outside the United Kingdom, find your nearest representative under international contacts.


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