PULSA Series 680

Accuracy:
Metering accuracy with a ±1%
Flow:
up to 39 gph (147 lph)
Pressure:
up to 3000 psi (207 bar)
Temperature:
up to 180°F (82°C)
Overview

Our time proven PULSA Series® 680 is a leak-free, hydraulically balanced diaphragm metering pump. It is engineered for precise dosing and long-term dependability to deliver superior value. Our flat diaphragm or unique HYDRAcone® head design, along with a variety of wet end materials, offers a diverse range of fluid handling solutions. PULSA Series 680 is commonly used for applications in industries such as chemical processing, petrochemical, oil & gas, water & wastewater treatment, and power.

General Specifications

Standards
API-675, CE, ATEX
Custom Engineering
Compatible materials: Alloy C, Alloy 20, Monel, DuplexSS, Titanium, PVDF, Extended pressures to 3000 psi / 207 bar, Extended temperature ranges from -40°F (-40°C) to 700°F (371°C), ŒRemote heads and jackets, Custom electronic controls, Multiplex configurations, Pneumatic stroke control, Degassing valve, Chemical feed systems, Application consulting
Approximate Shipping Weight
55 lb (25 kg)
Duplex Configuration Available
Yes
Valve Ball
316LSS, Alumina Ceramic, Alloy C
Eccentric Box
Cast Aluminum
HYDRAcone Design
The solution for difficult suction lift conditions, Ideal for sheer sensitive and high viscosity fluids, Outstanding hydraulic performance, Straight flow-through path, Optional slurry valves, Head: 316LSS, GF-PPL, Elastomeric HYDRAcone
Leak Detection
PULSAlarm®:Pressure based, ŒŒIP66 NEMA Type 7/4X, IECEx
Turndown Ratio
10:1
Wetend
Flat and tube diaphragm models: 316SS and 20SS and glass-filled Teflon and PVC, Hydracone diaphragms: 316SS and 20SS and glass-filled polypropylene
Wetend Materials
316LSS, PVC, GF-PTFE
Motors
1750 RPM, 60 Hz (1450 RPM, 50 Hz)
Motor Power
up to 0.25 hp (0.18 kW)
Motor Frame
NEMA 48,56, IEC 71B3
Check Valve
316LSS, Alloy20, Alloy C
Gearbox
cast iron
Diaphragms
PTFE
Diaphragm Type
Flat, Flat LD, Cone
Valve Gasket O-Rings
PTFE
HP Required
0.16, 0.25 depending on rated discharge pressure
Connections
NPT, Raised-face Flange

Feature

  • Stroke length control yields 0-100% linear flow adjustment over a 10:1 turndown range
  • Hydraulically balanced diaphragm for long life and reduced service costs
  • HYDRAcone® provides outstanding suction lift
  • Proven hydraulic management system assures consistent performance and rapid recovery from system upsets
  • Material options for safety, durability and chemical compatibility
  • Sealed drive protects against atmospheric contamination and assures long service life
  • Easy maintenance KOPkit® (Keep on Pumping kit) saves time and money

IOMS