Description
The Carrier HH22AL090 Remote Bulb Temperature Switch of 2-stage, used to improve the performance of Carrier HVAC systems. It comes in a size of about 13″ x 4″ x 2.5″, and has a sensor bulb that is not in the main body of the device. It enables the monitoring of the temperature of air ducts or discharge lines with a high level of accuracy. The switch has two stages, when activated it causes predetermined changes to the system’s behavior when certain temperatures are attained. The first stage might turn on the low-speed cooling fan, the second stage could turn on the high-speed cooling fan or even the compressor.
