The material presented in these publications have been prepared from recognized trade practices and is for general information only. In areas of critical importance the user should secure competent engineering advice with respect to the suitability of the information contained herein and comply with the various codes, standards, regulations or any other pertinent legal obligation. Anyone utilizing this information assumes all responsibility and liability arising from such use. AC Controls Co., Inc. disclaims all responsibility of any incident arising from use of material contained herein.

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Classification of Hazardous Locations

Typical Circuit Breaker Trip Curve

Hazardous Gases & Vapors

RTD Temp.vs.Resistance Table

Unit Conversion Tables

Gallons of oil needed for Boiler Lbs

Properties of Saturated Steam

Bolting Dimensions for 150 lb Flanges

Bolting Dimensions for 300 lb

Feet Head of Water to PSI

Water Boiling Points at Various Pressures

Water Pressure to Feet Head

AC Controls Valve Sizing Program

Yamatake Two- Wire Plus Solves Safety Issues

Fluidic Flowmeters - Optimizing Boiler Performance