Primary States (Occupied Zone Sequencing [UV Cycle W]) - Johnson Controls - Metasys - LIT-12011147 - Software Application - Controller Configuration Tool - 15.0

Controller Tool Help
Product
Controls > Control Tools > Controller Configuration Tool
Document type
User Guide
Document number
LIT-12011147
Version
15.0
Revision date
2022-11-18

  • Zone Damper: The sequencer is in this state when the Zone Temperature is less than the Heating Setpoint and Heating is saturated High.

  • Heating: The sequencer is in this state when the Zone Temperature is less than the Heating Setpoint.

  • Satisfied: The sequencer is in this state when Heating, Cooling, or Low Limit Protection are not needed.

  • Economizer: The sequencer is in this state when the Zone Temperature is greater than the Cooling Setpoint and Free Cooling is available.

  • Economizer + Cooling: The sequencer is in this state when the Zone Temperature is greater than the Cooling Setpoint and Cooling is available and the damper is saturated High.

  • Cooling Only: The sequencer is in this state when the Zone Temperature is greater than the Cooling Setpoint and Free Cooling is not available.

  • DALL Economizer: The sequencer is in this state when the Discharge Air Temperature is less than the Low Limit Setpoint and Free Cooling is available.

  • DALL Damper: The sequencer is in this state when the Discharge Air Temperature is less than the Low Limit Setpoint and Free Cooling is not available.

  • Zone Temperature Unreliable: The sequencer is in this state when the Zone Temperature is not reliable.