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Dwyer Series GVS Globe Flow Switch

Adjustable Set Point, Rugged Bronze Construction, Straight Through Flow

The Series GVS offers accurate flow detection with 1% repeatability and external adjustability over a broad range of flow settings. The durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low. The GVS is ideal for detection of improper flow rates in high volume lubrication, cooling or process systems.

See Dimensions

Service: Water or oil.
Wetted Materials: Housing: bronze; Shuttle: Teflon®; Bonnet: bronze; Spring: 316SS; Other: Viton®, ceramic.
Temperature Limits: -20 to 200°F (-29 to 93°C).
Pressure Limits: 400 psig (27 bar) @ 100°F (38°C).
Accuracy: ±10%.
Repeatability: 1% maximum deviation.
Switch Type: SPDT.
Electrical Rating: 20 VA.
Electrical Connections: No. 18 AWG, 24" length, Polymeric lead wires.
Process Connections: 1" female NPT.
Mounting Orientation: Any.
Required Filtration: 150 microns or better.
Weight: 2 lb 8 oz (1.16 kg).
Popular Models
Model Number Range
 GVS-111  1-6 GPM
 GVS-112  5-15 GPM
 GVS-113  2-8 GPM