The new Purchasing Agent Edition Handbooks from OMEGA are easy-to-use, full-color, reference books designed to give you instant information on 40,000 products, for process measurement and control. Each glossy, hard-bound volume includes a comprehensive index which provides quick access to every product on every page.This two-volume, 3,100 page handbook set, contains information on our Temperature Measurement, Flow and Level, Data Acquisition, Pressure, pH and Conductivity, Electric Heaters and Environmental Products. Convenient fold-out tabs are included to separate each section.