King Instrument 7720 Series Rotameter

The PVC-constructed King Instrument 7720 series rotameter utilizes a float and tapered tube design. As a result, the series 7720 rotameters have longer and more linear scales, better pointer stability, and 40% greater accuracy than competitively priced products. In addition, the PVC and Hastelloy C-276 construction makes the King Instrument 7720 series rotameter resistant to many industrial chemicals.

Applications for the King Instrument 7720 Series Rotameter
Low-cost flow measurement
Wide range of industrial chemicals
Options Available to the King Instrument 7720 Series Rotameter
Additional O-ring materials for chemical compatibility or higher temperatures
4-20mA transmitter
One or two alarms

Features

• 33GPH to 450GPM (water)
• 120mm, direct reading, detachable scale
• ±3% full scale accuracy
• 10:1 to 12-1/2:1 turndown (unless otherwise indicated)
• 1% repeatability
• 130°F (54°C) max
• 150 psig max (sizes 4 & 6)
  
  125 psig max (sizes 8, 9, 11, 12)
• 33 to 125°F (1 to 52°C) ambient