Last Updates: 08/06/2020

Dwyer Series SFI-100 & SFI-300 MIDWEST Sight Flow Indicator

Part Number: SFI-100 & SFI-300 Category:

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Series 100 and 300 Sight Flow Indicators are manufactured of quality materials and safety tested to assure long, dependable service at economical prices. The 100 and 300 Series offer threaded process connections, viewing windows, and bodies of brass or 316 SS. The 100 type has a single window with a rotating impeller, the 300 type has a double window with a rotating impeller, the 350 type has a double window with no moving indicator, and the 360 type has a double window with a flapper. All the types feature a removable window for easy service and replacement of wearing parts.

California Residents:  Click Here for Proposition 65 WARNING.

Service : Compatible gases and liquids.

Wetted Materials : Window: tempered glass; Body: brass, carbon steel, or 316 SS; Gasket: Buna-N on brass and carbon steel body, PTFE on 316 SS body.

Temperature Limit : 200°F (93°C).

Pressure Limit : 125 psig (8.6 bar).

Connections : 3/4″ to 2″ male NPT.

Agency Approvals : Meets the technical requirements of EU Directive 2011/65/EU (RoHS II).

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