Description
The T675 and T678 Temperature Controllers are designed to control the temperature of air or liquids in ducts, pipes, tanks, and boilers. Typical uses include control of dampers and valves in heating, cooling, or heating-cooling systems. The T675A has 1 spdt switch. It makes or breaks a circuit on a change in temperature at the sensing bulb. Fast-response models with adjustable differential are available for duct installation. They respond approximately 4 times faster than standard models.
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