Globe Valve Switch has shuttle by-pass vane.

Press Release Summary:

Series GVS Globe Valve Switch is for detecting improper flow rates in high volume lubrication, cooling, or process systems in water or oil applications. Unit consists of bronze housing and bonnet, Teflon® shuttle, and 316 SS spring. Unit has temperature limit of -20 to 200°F and pressure limit of 400 psig at 100°F. Three models of switch are GVS-111 with range of 1-6 gpm, GVS-112 with range of 5-15 gpm, and GVS-113 with range of 2-8 gpm.

Original Press Release:

New Globe Valve Switch with ± 1% Repeatability

Ideal for detection of improper flow rates in high volume lubrication, cooling or process systems, Dwyer Instruments, Inc. is proud to announce the release of the Series GVS Globe Valve Switch. The GVS offers accurate flow detection with 1% repeatability and external adjustability over a broad range of flow settings.

The durable construction of the Series GVS delivers long-life reliability in either water or oil applications. A shuttle by-pass vane inside the housing is controlled by using an ordinary flat blade screwdriver which allows flow settings to be changed without disassembly. Each GVS consists of a bronze housing and bonnet, Teflon' shuttle, and 316SS spring. The GVS has a temperature limit of -20 to 200°F (-29 to 93°C) and a pressure limit of 400 psig at 100°F (380C).

The Series GVS is available in three models. The GVS-111 has a range from 1 to 6 GPM, the GVS-112 has a range from 5 to 15 GPM, and the GVS-113 has a range from 2 to 8 GPM. Each unit is list priced at $165.00.

Dwyer Instruments, Inc. produces a wide variety of flow products. For complete information, contact Dwyer Instruments, Inc., P.O. Box 373, Michigan City, IN, 46361. Phone: (219) 879-8000; Fax (219) 872-9057. Internet address; E-mail address:

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