Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 333
ture about this instrument isthat it is not affected by teimperature changes or feezing.For instance, the ice in a torebay or tail race has no ef-fect upon the diaphragm bulb, as it is below the depth ofice formation. This instrument has been put to manydifferent uses other than measuring heights… … ,\(il<>inatii rciiiiiciatiae t oiiUollors and Kesjiilators. These Controllers are the latest and most simple ap-l)lication of their kind now on the market. It will accurately control any temperature from —60to &00 degrees, will operate on any size of valve np to 12inches. It has a…
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