Trane LPC - Page 68

68 LPC-SVX01C-EN
Operation
sequence of
operation
Figure O-SO-4. Discharge Air Temperature
Control Flow Diagram
Effective heat/cool mode
The communicated heat/cool
setpoint value has precedence over
the configured discharge air temp.
heat/cool setpoint
Discharge air
heating setpoint
Discharge air cooling
setpoint
Discharge air
heat setpoint
limits
Discharge air
cool setpoint
limits
Effective discharge air
temperature setpoint
Discharge air temperature
control loop
Calculate heat/cool capacity
Use capacity to
drive actuators
Discharge air control gains
Discharge air temperature
(wired sensor)
Effective heat/cool mode
Configured value:
• discharge air heating setpoint
• discharge air cooling setpoint
Communicated value:
• discharge air heating setpoint
• discharge air cooling setpoint