Sight Flow Indicators

Sight Flow Indicators
Sight flow indicators are engineered to provide maximum visual observation of liquid and gas flows through pipelines.

All glass windows are made of borosilicate glass and can be furnished with special Mica liners to protect against erosion and corrosion. Bodies are available in both ductile iron and bronze and range in sizes from 3/8" to 4" with threaded and flanged options.

PSFF

PSFF

  • Available in sizes: 1 1/4" to 4"
  • Body connections: Flanged, Class 150
  • Pressure rating: 170 psig (12 bar)
  • Temperature rating: 500° F (260°C)
PSFS

PSFS

  • Available in sizes: 3/8" to 2 1/2"
  • Body connections: Threaded
  • Pressure rating: 150 psig (10 bar)
  • Temperature rating: 350° F (177°C)
DSF/DBSF

DSF/DBSF

  • Available in sizes: 3/8" to 1 1/4"
  • Body connections: Threaded
  • Pressure rating: 140 psig (10 bar)
  • Temperature rating: 300° F (149°C)
TSF

TSF

  • Available in sizes: 1" to 3"
  • Body connections: Flanged, Class 150
  • Pressure rating: 150 psig (10 bar)
  • Temperature rating: 365°F (185°C)

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