美国Dwyer仪表有限公司是一家在测量，传输和控制压力、温度、液位和流量方面拥有众多精密仪器仪表产品并且在价格上有很强竞争力的仪表生产公司。 我们拥有许多著名的分商标名称，例如，Magnehelic®和Spirahelic®压力表， Photohelic®开关/表，Rate-Master®, Mini-Master®和Visi-Float®流量计，Slack-Tube®和Flex-Tube®压力计，还有Dwyer®压力开关。 Dwyer的其它商标品牌包括Flotect®流量和液位开关，Hi-Flow®阀门，Self-tune®温度控制器和Iso-Verter®信号转换器/隔离装置，现在公司把Dwyer产品分为Mercoid, W.E.Anderson, Proximity Controls和Love Controls四大部分。 建立于1931年的Dwyer仪表公司在1955年时把制造总部从伊利诺斯州的芝加哥迁移到印地安那州的墨西哥城并建立起更大、更加完善的工厂。以后公司又在印地安那州的瓦卡瑞萨，南怀特里，肯斯卜瑞，沃尔肯特建了四个工厂—接着又在加利福尼亚州的阿纳海姆，明尼苏达州的费格斯 费尔斯，密苏里州的堪萨斯城，和波多黎各的那加波建立制造工厂。 除了制造和销售高质量和精密仪器仪表，Dwyer建立了标准且完善的客户服务——包括充满竞争力的价格，知识渊博，礼仪周到的技术支持来用以发展和维持长期的合作关系。

    Dwyer instruments ,inc. produces a broad rang of competitively priced precision instruments for measuring, trans-mitting and controlling pressure, temperature ,level and flow. Many of these instruments are widely known by their individual brand names, such as Magnehelic® and Spirahelic® pressure gages , Photohelic® switch/gages, Rate-Master®, Mini-Master® and Visi-Float® flowmeters, Slack-Tube® and Flex-Tube® manometers, and Dwyer® pressure switches. Other established Dwyer brands, including Flotect® flow and level switches ,Hi-Flow® valves, Self-tune® temperature con-trollers and Iso-Verter® signal converters or isolators, are the products of companies that are now divisions of Dwyer Instruments-Mercoid, W.E.Anderson, Proximity Controls and Love Controls. Founded in 1931, Dwyer Instruments moved its manufacturing and headquarters from Chicago, Illinois, in 1955, to newly constructed, greatly-expanded facilities in Michigan City, Indiana. The company has since added four more Indiana facilities-in Wakarusa, South Whitely, Kingsbury and Wolcott-as well as manufacturing facilities in Anaheim, California; Fergus Falls, Minnesota; Kansas City, Missouri; and Naguabo, Puerto Rico. In addition to making and selling quality Precision instruments, Dwyer is committed to a standard of customer service-including competitive prices and knowledgeable, courteous technical support-that generates and sustains long-term relationships.