

PulsaPro 680 Hydraulic Diaphragm Pump
The PulsaPro® 680 is a positive displacement, leak-free, hydraulic diaphragm metering pump, engineered for precise dosing and long-term dependability, delivering superior value. It offers a diverse range of fluid handling solutions with unique wet end designs consisting of HYDRAtube®, HYDRAcone®, or flat diaphragm types, each available in a variety of wet-end materials.
PulsaPro 680 chemical pumps feature immediate visual intelligence about pump and system performance. This diaphagm complies with the API 675 standard for use in oil & gas, petrochemical, chemical processing, power generation, and water & wastewater treatment industries. Certified by WQA as NSF/ANSI/CAN 61 compliant for use in drinking water treatment processes.
- Hydraulic diagnostic window provides observation of oil condition and proper pump operation saving time troubleshooting
- Externally adjustable bypass valve protects the pump from system over-pressurization to quickly adapt to unexpected changes to process conditions
- Push-to-purge button allows for on-demand removal of air from pump hydraulics to avoid wasting energy from inefficient diaphragm pump operation
- Hydraulic performance valve maintains optimum diaphragm position and allows low NPIP of 5 psi (0.31 bar)
- Four bolt tie bar design provides ultimate resistance to piping moments and forces
- Three component check valves for controlled fluid displacement, assuring reliable hydraulic operation
- Manual stroke length adjustment with resolution of 0.1% for set point for +/- 0.5% accuracy and optional electronic stroke length adjustment with 5x improved resolution
- At Pulsafeeder, we stand by our chemical pumps and equipment with a 5 year gear train warranty.
View our entire line of PulsaPro Series products.
Hypalon® and Viton® are registered trademark of E.I. DuPont Company.
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PulsaPro pumps are positive displacement, reciprocating metering pumps that combine the high efficiency of a plunger pump with the sturdiness of a diaphragm seal to eliminate leakage. They provide maximum accuracy and repeatability with the dependability of a 5-year drive train warranty. Available in a wide range of materials and diaphragm designs, PulsaPro pumps offer a diverse range of fluid handling solutions.
The true value of PulsaPro Push to Prime, Hydraulic Bypass Valve, and Hydraulic Window all make the PulsaPro Metering Pumps the choice for metering pump applications.
