VAV II Flow Pickup

Configuring Excel 10 VAV II Flow Pickup

Use the Flow Pickup Table page to configure VAV Flow pickup settings.

Purpose

Specify differential pressure and velocity for flow sensors. Define the differential pressures and velocities for the flow sensors. These values would be used to calculate the flow linearization values during the download sequence.

Mode

Configuration can be performed with the device On-line or Off-line.

Procedure

  1. Click the Flow Pickup button on the left pane to open the Flow Pickup Table page.
  2. Enter information into available fields.
  3. Click Commit to save the settings or Reset to revert to the last saved settings.
  4. Click Next to display the Miscellaneous page or Back to display the PID Parameters page.

Fields

Name Definition
Pt 1 through Pt 10 Ten pairs of airflow values (Inw [Differential pressure] and FPM [velocity])
Flow Sensor Type List of tables that contains manufacturers' specifications for airflow units. Each table has 10 pairs of airflow values versus feet per minute or feet per second. When a sensor is selected from the table, the airflow values are set to the default specific to the chosen sensor.
Edit Column This list has Velocity and Volume options. You can select Velocity, change the velocity value and select Yes in Update Alternate Column to update the volume values. Alternatively, you can modify the volume values and update the velocity.
Update Alternate Column You can choose:
  • Yes - If the other column needs to be modified
  • No - If the other column need not be modified

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