Orion-system SA Controller Manuel d'utilisateur télécharger pdf (Page 18)

Zone

Programming

SA Controller Operator Interface

Conﬁ guration Screens

In order to correctly set up the SA Controller, you must ﬁ rst conﬁ gure

several parameters in regard to the type of HVAC unit and system you

have installed. Most of these values and operating parameters are only

set once at the initial system setup and are never changed.

System Manager Instructions

No matter what screen or menu you’re in, press < Setpoints>. The Unit

Selection Screen will appear, requesting that you enter the unit ID num-

ber. Enter the correct unit ID number of the SA Controller you want to

conﬁ gure and press <Enter>. You will see the screen shown below.

1) Change Setpoint

2) Configure Unit

3) Damper Force

ESC) Exit Menu

Press <2> to enter Conﬁ guration Screen #1.

Modular Service Tool Instructions

No matter what screen or menu you’re in, press < Conﬁ guration>.

The Unit Selection Screen will appear, requesting that you enter the

unit ID number. Enter the correct unit ID number of the SA Control-

ler you want to conﬁ gure and press <Enter>. You will then see Unit

Conﬁ guration Screen #1.

Conﬁ guration Screen #1 - Duct Static

Pressure Control

SA Unit Cnfg ID 102

Duct Static Pressure

Control: YES

[0=NO 1=YES]

If the HVAC unit has a Supply Fan that delivers a Constant Volume of

air, enter <0> for NO. If the HVAC unit has a Supply Fan that delivers

a Variable Volume of Air using a VFD or a Bypass Damper, enter <1>

for YES. Default is YES.

Conﬁ guration Screen #2 - Supply Fan Cycle

SA Unit Cnfg ID 102

Supply Fan Cycle

Mode: NO

[0=NO 1=YES]

If you want the HVAC unit’s Supply Fan to run during Heating, Cool-

ing, or Dehumidiﬁ cation Modes, enter <1> for YES. If you want the

HVAC unit’s Supply Fan to run continuously while in the Occupied

Mode, regardless of the Heating, Cooling, or Dehumidiﬁ cation Modes,

enter <0> for NO. Default is NO.

Conﬁ guration Screen #3 - HVAC Mode Enable

SA Unit Cnfg ID 102

HVAC Mode Enable

Supply Air

Press “0” to Change

Enter <0> to select the Temperature Sensor that will determine the

Heating, Cooling, or Vent Mode of operation. The selections are:

 Supply Air

This is typical for VAV applications. Occupied Cooling

with Morning Warm-up.

 Entering Air

This is for 100% Outdoor Air (MUA) units.

Dehumidiﬁ cation utilizes a Dewpoint Calculation if

equipped with an Entering Air Humidity Sensor.

 Space Temperature

This is for any unit that conditions a space and is not 100%

Outdoor air. Occupied/Unoccupied Heating, Cooling, and

Vent Modes of operation.

Conﬁ guration Screen #4 - HVAC Reset Source

SA Unit Cnfg ID 102

HVAC Reset Source

No Reset

Press “0” to Change

The Supply Air Heating and Cooling Temperature Setpoints can be reset

using various input sources. Default is No Reset. Enter <0> to change/

select the desired Reset Source for Supply Air Temperature Reset. If

you select No Reset, then neither the Supply Air Setpoint nor the Supply

Fan VFD Reset will occur. The selections are:

 No Reset  Fan VFD Percentage

 Entering Air

 Space Temperature

 Remote Reset Signal

Conﬁ guration Screen #5 - Reset Interval Rate

SA Unit Cnfg ID 102

Reset Interval

Rate...: 20 s

[1-255 Seconds]

If you selected Space Temperature Reset in Screen #4, enter a value in

seconds between 1-255. This value determines how fast the Supply Air

Temperature Setpoint is adjusted as the Reset Source changes. Default

is 20 seconds.

SA Controller Conﬁ guration Screens

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 67 68

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Orion-system SA Controller Manuel d'utilisateur Page 18

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