Constant Pressure Pumps

The constant pressure version of the Ultra-High Pressure Pump has been developed to allow packing of particles in the 1 micron to 10 micron range. The Ultra High Pressure Digital Pump has been specifically designed for Analytical to high speed, high resolution Chromatography applications. The UHP Packing Pump has flow range settings from 0.001 to 5 mL/min with flow controlled by the pressure setting. The Ultra HP Digital Pump is offered as a freestanding unit or in kit form for OEM applications.

Specifications :

• • Maintains accuracy to 0.5 g
• • 2 to 60 RPM range
• • Power cord (120 or 220 VAC, 50/60 Hz).  Factory Preset at 120 VAC   can   be changed to 220 VAC via internal selector switch on control.
• • Signal cord (12-120 VDC/VAC), optically isolated.
•   Can be ordered to operate in 0-10 volt Extrusion applications
• • 5 digit 1/2 inch high numeric, red LED display illuminates   Count/RPM/%.
• • Memory capacity to retain set-up through power cycles.
• • Built in calibration function for metering, continuous and proportional   modes of operation.
• • Transient protection and filtering on-line input.
• • Operating temperature: 0 to 140ºF.