System Manager/Zone Coordinator User’s Manual 73
428516-YUM-B-0908
4. Press the button for the zoning system parameter you want to change. The
button label describes the current setting. When you press the button, the
appropriate screen appears allowing you to change the value. Table18
(CV/COB RTU) and Table19 (VAV RTU) list these parameters and their
ranges or possible selections.
5. After you complete the zoning system changes, press OK. The Zoning System
Setup screen returns, reflecting the changes you made.
Table 18: Zoning System Setup Parameters
Parameter Parameter Range/Selections
Control Mode Heating, Cooling, Fan Only, Off, Auto
Min Number of Requests to Change Mode 1 to 4
Min Number of Urgent Requests to Change Mode 1 to 4
Min Time Before Changeover 10 to 60 minutes
Static Pressure Setpoint 0.5 to 2.0 in. w.c.
Discharge Cooling Setpoint 45.0 to 60.0 Deg F
Discharge Heating Setpoint 85.0 to 130.0 Deg F
Number of Cooling Stages Up to 4
Number of Heating Stages Up to 3
Table 19: Zoning System Setup Parameters - VAV RTU
Parameter Parameter Range/Selections
Control Mode Auto or Off
Discharge Air Temp Setpoint 45.0 to 65.0 Deg F
Discharge Air Temp Strategy Zone Air or Off
Duct Static Setpoint 0.50 to 4.50 in wc
Duct Static Setpoint Reset Enabled or Disabled
Max Duct Static Setpoint Adjust 0.00 to 0.50 in wc
Morning Warm-up Enabled or Disabled
Morning Warm-up Return Air Setpoint 50.0 to 85.0 Deg F
Representative Zone <name of zone>
Max DAT1 Setpoint Adjust
1. Discharge air temperature.
0.0 to 5.0 Deg F
Unoccupied Heating/Cooling Enabled or Disabled
Duct Static Shutdown Limit 0.50 to 4.50 in wc