COLE-PARMER INSTRUMENT CO. is offering a new line of duplex chemical feed pump systems that provide a complete package with easy installationsimply connect fluid lines and plug into a power outlet.
Standard systems are available in various configurations, including a manual control system with duty standby pump, 4- to 20-mA control system with duty standby pump, a pH pump system with duty standby pump, and a pH pump system with separate pumps. Customized systems are also available.
The essence of a duplex system is that in the event of a primary pump failure, the standby pump provides an immediate replacement. In addition, duplex systems can be used to double the flow rate of a fluid, or to pump two separate fluids simultaneously.
In Canada, Cole-Parmer pumps are sold by LABCOR TECHNICAL SALES. Call 800-363-5900 or visit www.labcor.com. Labcor offers a full roster of purchasing and technical information on is web site.