JADE
™
ECONOMIZER MODULE
62-0331—13 12
Power Up
After the module is mounted and wired, apply power.
Power Up Delay
Upon power up (or after a power outage or brownout), the
W7220 controller module begins a 5 minute power up delay
before enabling mechanical cooling.
Initial Menu Display
On initial start up, Honeywell displays on the first line and
Economizer W7220 on the second line. After a brief pause,
the software version appears on the first line and the second
line will be blank. After another brief moment the screen will
display W7220 on the first line and STATUS on the second
line. Refer to table 3 for menu structure.
Power Loss (Outage or Brownout)
All setpoints and advanced settings are restored
a
after any
power loss or interruption.
NOTE: If power goes below 18 Vac, the W7220 controller
module assumes a power loss and the 5 minute
power up delay will become functional when
power returns above 18 Vac.
Using the Keypad with Menus
To use the keypad when working with menus:
• Press the
button to move to the previous menu.
• Press the
button to move to the next menu.
• Press the button (Enter) to display the first item in the
currently displayed menu.
• Press the button (Menu up) to exit a menu’s item and
return to the list of menus.
Using the Keypad with Settings and
Parameters
To use the keypad when working with Setpoints, System and
Advanced Settings, Checkout tests, and Alarms:
• Navigate to the desired menu.
• Press the button (Enter) to display the first item in the
currently displayed menu.
•Use the
and buttons to scroll to the desired
parameter.
• Press the button (Enter) to display the value of the
currently displayed item.
• Press the
button to increase (change) the displayed
parameter value.
a
• Press the button to decrease (change) the displayed
parameter value.
a
• Press the button to accept the displayed value and store
it in non-volatile RAM.
• CHANGE STORED displays.
• Press the button (Enter) to return to the current menu
parameter.
• Press the button (MenuUp/Exit) to return to the
previous menu.
a
When values are displayed, pressing and holding the
or button causes the display to automatically
increment.
Menu Structure
Table 4 illustrates the complete hierarchy of menus and
parameters for the JADE™ Economizer system.
The Menus in display order are:
•STATUS
• SETPOINTS
• SYSTEM SETUP
• ADVANCED SETUP
• CHECKOUT
•ALARMS
IMPORTANT
Table 4 illustrates the complete hierarchy. Your menu
parameters will be different depending on your
configuration.
For example if you do not have a DCV (CO
2
) sensor,
then none of the DCV parameters appear and only
MIN POS will display. If you have a CO2 sensor, the
DCV MIN and DCV MAX will appear AND if you have
2 speed fan DCV MIN (high and low speed) and DCV
MAX (high and low speed will appear).
SETUP AND CONFIGURATION
Before being placed into service, the JADE™ Economizer
module must be setup and configured for the installed system.
IMPORTANT
During setup, the Economizer module is live at all
times.
The setup process uses a hierarchical menu structure that is
easy to use. You press the
and arrow buttons to move
forward and backward through the menus and press the
button to select and confirm setup item changes.
a
All settings are stored in non-volatile flash memory.
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