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Start-up
NOTES
•
For Cool Max, Heat Max, and Occupied Min – When the setpoint is reached and stable, you can select Lock
damper at current open position on the Locks tab to prevent damper movement while you take flow
readings.
•
You can repeat a calibration step to further calibrate the airflow sensor.
•
An airflow sensor only reports air delivered from the air source. To adjust the cfm (liters/second) of variable
speed fans in parallel VAV reheat, close the primary air damper.
Damper Command
Zero Calibrate
Damper Open
Cool Max
Occupied Min
Damper Close
Heat Max
Automatic
Upload calibration values to the i-Vu® application
CAUTION If your system has an i-Vu® user interface, you must run the Test and Balance report in the i-Vu®
application after using TV-VAVB3-E2. Running the report uploads the values from the controller to the i-Vu®
application. You will lose all your calibrations if you download to the controller in the i-Vu® interface before
running this report.
In the i-Vu® interface, select the top level in the navigation tree.
1
Click Reports > Commissioning > Test and Balance.
2
On the View tab, click Run.
3
Go to Step 4: Run a report (Optional).
TruVu™ VAVB3-E2
Installation and Start-up Guide
Action
Closes the damper, takes a number of flow samples, then sets the zero calibration.
Opens damper fully and enables the Damper Open calibration fields.
Forces the damper to its maximum cooling position. Calibration fields apply only if the
primary use of this damper is cooling.
Forces the damper to its minimum occupied position and enables the Occupied Min
Flow calibration fields.
Forces the damper to its full closed position.
Forces the damper to its maximum heating position. Calibration fields apply only if
the primary use of the damper is heating.
Returns control of the damper to the control program. You must perform this step
when you finish test and balance.
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Table of Contents
Troubleshooting
