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1. Rapidzone Operation: Network Data Sharing Discharge air temp information is broadcast to zone controllers via E-Bus
2. Zone Controller Operation: DAT Control
3. Setpoint Knob Operation Setpoint knob determines centre of deadband between heating and cooling
Example:
deadband is set for 6°
knob set for 73°
heat setpoint becomes 70 °
cool setpoint becomes 76 °
deadband exists between 70 ° - 76 °
4. Rapidzone Operation: Terminal Loads Terminal Load: zone deviation from setpoint
Terminal Load is broadcast from each zone to RTU via E-Bus
< 20 % zone is satisfied
> 20 % zone requires heating or cooling
Zones can be configured as ‘priority’, terminal load multiplied by 1.5
5. Terminal Load RTU will run in cooling mode until Zone 3 is satisfied (TL drops below 20%)
Zones 1 and 2 remain closed or in minimum position