VAV/ZONE CONFIGURATION
VCC-X Operator Interface SD
75
VAV/Zone Setpoint Screens
VAV/Zone Controller Setpoints
Modular Service Tool Instructions
From any menu screen, press <SETPOINTS>. The Unit Selection
Screen, shown below,
will appear requesting that you enter the unit
ID number.
Enter Unit Address
Then Press Enter
Selected Unit#: XXXX
No Communication
Enter the correct unit ID number of the Controller you want to
change Setpoints for and
press <ENTER>. Once communication
is established, “No Communication” will be replaced with “Press
Down.” You will then see Setpoint Screen #1. Press
<ENTER> to
save entered data and
press <> to scroll through the screens.
NOTE: If “No Communication” remains, it indicates a
communication failure to the controller.
System Manager SD Instructions
From any Main screen, press <SETPOINTS>. The screen below
will appear because this option requires passcode clearance. Only a
Level 2 passcode can change setpoints.
THIS ACTION REQUIRES
PASSCODE CLEARANCE
Enter Passcode: XXXX
If the correct passcode was entered, the Unit Selection Screen will
be displayed.
Enter Unit Address
Then Press Enter
Selected Unit#: XXXX
No Communication
Enter the Unit ID of the controller you wish to change setpoints
for and press <ENTER>. Once communication is established, “No
Communication” will be replaced with “Press Down.”
NOTE: If “No Communication” remains, it indicates a
communication failure to the controller.
The following screen will be displayed:
Change Setpoints
Configure Unit
Save/Copy/Restore
Scroll to the ‘Change Setpoints’ option and press <ENTER>. This
will take you to the fi rst Setpoints Screen shown below.
Setpoint Screen #1 - Occupied Setpoints
XX Box Spts IDXXXX
Occupied Setpoints
Cooling.....: XXºF
Heating.....: XXºF
Enter the Occupied Cooling Setpoint as the maximum temperature
you would like the zone to reach before modulating the damper
open to bring in more cold air to cool the space. Enter the Occupied
Heating Setpoint as the minimum temperature you would like the
zone to reach before activating the Reheat Stages on the optional
Expansion Relay board. If this is a Cooling Only box that doesn’t
contain reheat, this setpoint will be ignored.
Description Minimum Default Maximum
Cooling Setpoint 50ºF 74ºF 90ºF
Heating Setpoint 50ºF 70ºF 90ºF
Setpoint Screen #2 - Unoccupied Setbacks
XX Box Spts IDXXXX
Unoccupied Setbacks
Cooling SetUp: XXºF
Heating SetBk: XXºF
During unoccupied hours, the Occupied Cooling Setpoint is adjusted
up by the amount entered for the Cooling SetUp. The Occupied
Heating Setpoint is adjusted down by the amount entered for the
Heating SetBk.
Description Minimum Default Maximum
Cooling SetUp 0ºF +10ºF +30ºF
Heating SetBk 0ºF -10ºF -30ºF
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