620DuN/RE4 NEMA 4X auto/manual/RS485 control pump

Descripción

* Keypad entry of flow rates from 0.00079 gpm to 3.43 gpm (0.003 - 13 liter/min)
* NEMA 4X wash-down and dustproof enclosure suitable for heavy industrial environments
* Chemically resistant powder coated casing (exterior grade polyester)
* Brushless DC motor, 2650:1 turndown, 0.1% set speed accuracy
* Digital speed adjustment with choice of 0.1rpm, 0.5rpm, 1rpm, 2rpm, 5rpm and 10rpm step changes
* PIN-secure Process Protection; full pump configuration protected by dual operator/supervisor PIN codes
* Wire-free guard-switching stops the pump if the pumphead is opened while running
* Remote control via contact closure or 5V TTL to 24V industrial logic or RS485 network control
* Digital status outputs (configurable) via four relays
* Analog speed control using programmable inputs (0-10V or 4-20mA) and 0-10V output (8 bit)
* Speed feedback from 0-1478Hz tachometer output
* Rotor/stroke control inputs allow drop-in replacement of chemical metering pumps

Fitted as standard with the new 620RE4 Mark II, minimal pulsation pumphead, for high performance tubing elements. Watson-Marlow's patented LoadSure™ elements offer one minute maintenance and ensure correct loading for long tubing life and accuracy. This pumphead can easily be positioned in two orientations (ports right or ports down) and features four stainless steel rollers which can be retracted for CIP and SIP.