• Flow rates up to 7.1 gph at 100 psi constant pressure with 520 LoadSure elements
• 520REH 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 cost of ownerhip
• Inputs: Analog 0-10V / 4-20mA software configurable and calibrated
• Speed scaling by keypad or second analog 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 analog 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 520RE LoadSure elements 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 520REH LoadSure pumphead, taking Watson-Marlow benefits to thousands more industrial and sanitary applications.