Trane LPC Install And Operation Instructions page 68

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