King Instrument 7459 Series Rotameter

The King 7459 series rotameter is a side plate style construction rotameter with a 250mm scale borosilicate glass tube with aluminum side plates, polycarbonate shield. The connections are vertical FNPT. The fittings and internal components are standard 316L stainless steel. O-rings are available in Viton, Buna N, EPR, and Kalrez.

Features

• 0.22 to 100GPM (Water)or 0.9 to 350SCFM (Air)
• 10 inch (250mm) direct reading scale
• ±2% full scale accuracy
• 0.5% repeatability
• 200°F (93°C) (liquid) 250°F (121°C) (gases) max temp
• 350 psig max pressure (sizes 3 & 4)
  • 175 psig (Size 5)
  • 125 psig (Size 6, 8 & 9)
• 33 to 125°F (1 to 52°C) ambient temperature
• Conforms to ISA RP 16.6