Highlights

HVAC Mode Dependencies

The HVAC Mode settings in the AirflowSetpointControl folder affects a lot of factors in the Pressure Control application. The below tables offers a basic summary.

HVAC Mode

Effective setpoint

Space temp. control loop

DAT
control loop

Reheater control

Perimeter control

Auto

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Heating CL active

Heating CL active

According to the heating demand

According to the heating demand

Heat

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Heating CL active

Heating CL active

According to the heating demand

According to the heating demand

Cool

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Disabled

Disabled

Off

Off

MorningWarmUp

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Heating CL active

Heating CL active

According to the heating demand (if WarmUpHeater is true)

According to the heating demand (if WarmUpHeater is true)

PreCool

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Disabled

Disabled

Off

Off

Night
Purge

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Disabled

Disabled

Off

Off

Fire

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Disabled

Disabled

Off

Off

Off

Occupied: OccHeatTempSetpoint

Bypass: OccHeatTempSetpoint

Standby: StandbyHeatTempSetpoint

Unoccupied: UnoccHeatTempSetpoint

Disabled

Disabled

Off

Off