Armstrong Fluid Technology has announced the introduction of its COMPASS H wet-rotor circulators with Design Envelope variable speed technology.
Other key features of the COMPASS H:
- Broad operating range of up to 20-feet of head and up to 20 USgpm flow
- Design Envelope technology that provides Sensorless demand-based control
- Accepts 0-10V DC external control
- Communicates with most modern boilers for improved boiler efficiency
- Nine different modes of operation including auto
- Performance range covers a wide range of fixed speed circulators
- Large wiring chamber and front-mounted terminal block
- Complies with EEI<0.22