Commissioning
Page 15 of 67
eZV-440 Version 2.1 Application Guide
Document Edition 2.5
Commissioning
This section describes how to perform air balancing and check duct heater airflow safety.
VAV Balancing Tasks
This section describes how to perform typical air balancing tasks using the configuration
graphic’s Air Balancing tab.
1. Enable Balancing Mode
Balancing mode is enabled a state in the Balancing Mode field by selecting a state other than
None_. When a state other than None_ is selected, the object OccupancyMode_ (MV800) is
automatically assigned a Balancing_ state.
2. Set the VAV Box Size
In the VAVBoxSize field, select the VAV box size you’re working with. Based on the VAV box size
you select, the algorithm then enters preset values in the following fields on the AirBalancing
tab:
•
FlowFactor
•
CoolingMinimum (minimum cooling airflow setpoint)
•
CoolingMaximum (maximum cooling airflow setpoint)
•
HeatingMinimum (minimum heating airflow setpoint)
•
HeatingMaximum (maximum heating airflow setpoint)
•
StandbyMinimum
•
Airflow controller tuning parameters( on the Controllers tab)