A dosing pump with many digital features
The DDE pump (photo) offers a cost-effective Digital Dosing solution with basic functions for simple applications and covers a wide flow range of up to 52 gal/h and up to 145 psi. Setting dosing capacity from 0.1 to 100% is easy on the intuitive user interface. The PR and P control variants offer pulse control and inputs for external stop, low level and empty tank signals. The PR control variant also offers relay setting of alarm, warning, stroke signal and pump dosing, as well as two output relays. The larger DDE XL AR is available in flow range over 15 gal/h and allows analog input control in addition to the PR features. — Grundfos Americas Corp., Lenexa, Kan.