. It is designed to sense room temperature and provide data to the main HVAC controller when the unit itself is located elsewhere (like on a roof). Trane Technologies Key Technical Specifications BAYSENS019C
The red light turned green. The relay clicked loudly inside the wall. From the roof access hatch, Elias heard the low groan of the economizer dampers sliding open, followed by the rush of fresh, cool air. trane baysens019c manual
It is physically interchangeable with the BAYSENS019B model; however, the "C" version is specifically rated for 3-ton systems and above. Technical Considerations Installation: The relay clicked loudly inside the wall
If you can’t find the 019C , check for: terminals 1 to 1
Select the (Occupied or Unoccupied) by pressing the up and down arrows simultaneously for two seconds. Set the Desired Temperatures for both heating and cooling.
It typically uses a numbered terminal configuration (e.g., terminals 1 to 1, 2 to 2) rather than standard lettered terminals (R, W, Y, G).