VAV Inputs

Configuring Excel 10 VAV II Input

Use the VAV Inputs page to configure VAV inputs.

Purpose

Specify all sensors to be wired to a controller. Define Inputs attributes for the VAV II controller.

Mode

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

Procedure

  1. Click the Inputs button on the left pane to open the Inputs Configuration 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 Control Parameters Configuration page or Back to display the Configuration page.

Fields

Name Definition
Analog Input Configuration  
Analog 1 (If the wall module type is selected without the sensor option in the General page, this field appears as Analog1. Else it appears as Remote Setpt
)		 Select type:
  • Absolute
  • Relative

If the wall module is configured for a sensor selection, the options available are Absolute or Relative. Else the options are:

  • Discharge Temp NTC
  • Supply Temp NTC
  • Unused AI
Analog 2 If there is a second analog input, select type:
  • Discharge Temp NTC
  • Supply Temp NTC
  • Unused AI
Digital Input Configuration  
Digital 1 through Digital 3 You can configure up to three optional digital points.
  • UnusedDI - Select if the point is unused.
  • Window Open – When open, disables the temperature control and moves damper to a fixed position.
  • HeatCool ChangeOver – Can manually control operation mode for hot air or cold air supplied from an AHU.
  • Occ Sensor – Allows an occupancy sensor to change the effective occupancy between standby and occupied mode.
  • Monitor Switch

Note: No two inputs can be configured as duplicate. In case the user selects a duplicate input, the wizard throws a warning and reverts back to the previous selection.

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