Honeywell CVL4022ASVAV1 Engineering Manual page 6

Mode
FLOW TRACKING Temperature control is turned off.
The box maintains a Flow Setpoint
based on the sum of all of the
controllers supplying the zone (the
source controller provides other
controllers with nvoFlowTrack input).
MANUAL POSITION Box damper is set to manual
position.
MANUAL FLOW Flow is controlled to manual value
FREEZE Controller is in freeze protection
PROTECTION mode. Heating setpoint is reset to
freeze protection setpoint.
EMERGENCY move the damper to the emergency
PRESSURIZE pressurize position, Fan disabled
EMERGENCY move the damper to the emergency
DEPRESSURIZE depressurize position, Fan disabled
PURGE move the damper to the Purge
position, Fan disabled
EMERGENCY Shuts down box
COMMAND
SHUTDOWN
HEAT AND COOL Disables heating and cooling
DISABLED
FAN ONLY Only fan is enabled
31-00083—02
Table 3. Modes of Operation For CVL Controller
Description
Configuration parameter is box type (Flow_Tracking).
TrackModeOffset (Flow Offset) determines the differential between
the boxes that are the supply air flow and the exhaust air flow.
Typically is typically triggered during air flow balancing
Typically is typically triggered during air flow balancing
Window is open
Emergency network command received (nviEmergCmd=1)
Emergency network command received (nviEmergCmd=2)
Emergency network command received (nviEmergCmd=3)
Effective mode is changed via network
Effective mode is changed via network
Effective mode is changed via network
Events Causing a Controller to Switch to This Mode
6