- Flow rates up to 450ml/min at 7 bar (100psi) constant pressure with 520 LoadSure elements
- One minute maintenance to change the element
- Software controlled 2200:1 speed turndown
- 0.1 rpm resolution with 0.1% set speed accuracy
- IP66 NEMA 4X or IP31 NEMA 2 watertight and washdown sealed enclosure
- Zero-maintenance brushless DC motor
- Easy-view display of speed or flow
- Rated for 24/7 duties up to 40C
A Watson-Marlow Value for life pump with five year warranty. Fitted as standard with the NEW 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. Choose the 520SN/REH for manual control, the 520UN/REH for analogue auto-control and the 520DuN/REH for manual, auto-analogue and RS485 control. The 520UN/REH accepts 0-10V, 4-20mA, 5V TTL and 24V industrial logic inputs. It provides 0-10V, 0-1258Hz analogue speed, 5V TTL, 24V logic outputs. The 520DuN/REH has an additional 4-20mA output. The 520 drives provide outstanding performance, long life, reliability and great value for all industries including: ...chemical, ...waste/water treatment, ...mineral processing, ...pulp and paper, ...food and beverage, and ...printing. Value for Life - With 60% fewer roller passes than our competitors, 520 pumps deliver 150% longer tube life. Superior engineering means there's less downtime and fewer failures, and you benefit from Watson-Marlow's unique "one-minute" maintenance. Hit a problem, and next-day replacement keeps your production rolling. All backed by our industry-leading five-year warranty. |