The Series 32-055 volumetric feeder is designed to give reliable service feeding various water and wastewater chemicals as well as industrial chemicals. Capacity is 1-850 L/H. The operating range of the feeder is 20:1, but this is extendable to 60:1 by belt position and a stepped drive pulley.
The feeder consists of a variable-speed drive (VSD) in a NEMA 12 enclosure: AC motor with 4 step pulley; and worm-and-worm wheel gearbox.
The feeder features chemical-resistant plastic and stainless steel construction, design simplicity and variable speed control in three arrangements:
- Manual
- Start-stop
- Automatic from a 4-20 mA DC control
The automatic option includes a manual dosage control and alternate start-stop or local manual control.