26
Fig. 46 — S-Bus Sensor DIP Switches
Use Fig. 46 and Table 8 to set the DIP switches for the desired
use of the sensor.
NOTE: When a S-Bus sensor is connected to an existing network,
it will take 60 minutes for the network to recognize and auto-
configure itself to use the new sensor.
During the 60 minute setup period, no alarms for sensor fail
-
ures (except SAT) will be issued and no economizing function
will be available.
CO
2
SENSOR WIRING
When using a CO
2
sensor, the black and brown common wires
are internally connected and only one is connected to “IAQ
COM” on the W7220. Use the power from the W7220 to pow
-
er the CO
2
sensor OR make sure the ground for the power
supplies are common. See Fig. 47 for CO
2
sensor wiring.
Fig. 47 — CO
2
Sensor Wiring
INTERFACE OVERVIEW
This section describes how to use the EconoMi$er
®
X user in
-
terface for:
• Keypad and menu navigation
• Settings and parameter changes
• Menu structure and selection
USER INTERFACE
The user interface consists of a 2-line LCD display and a
4
-
button keypad on the front of the economizer controller.
KEYPAD
The 4 navigation buttons (see Fig. 48) are used to scroll
through the menus and menu items, select menu items, and to
change parameter and configuration settings.
To use the keypad when working with menus:
• Press the ▲ (Up arrow) button to move to the previous
menu.
• Press the ▼ (Down arrow) button to move to the next
menu.
• Press the
(Enter) button to display the first item in the
currently displayed menu.
• Press the
(Menu Up/Exit) button to exit a menu’s item
and return to the list of menus.
Fig. 48 — W7220 Controller Navigation Buttons
Table 7 — HH57AC081 Sensor Wiring Terminations
TERMINAL
TYPE
DESCRIPTION
NUMBER
LABEL
1
S-BUS
S-BUS
S-BUS
Communications
(Enthalpy Control
Sensor Bus)
2
S-BUS
S-BUS
S-BUS
Communications
(Enthalpy Control
Sensor Bus)
Table 8 — HH57AC081 Sensor DIP Switch
USE
DIP SWITCH POSITIONS FOR SWITCHES 1, 2, AND 3
1
2
3
DA
OFF
ON
OFF
RA
ON
OFF
OFF
OA
OFF
OFF
OFF
DIP
Switch
Label
DIP
Switches
(3)
S-BUS
2 Pin Side
Connector
S-BUS
Terminals
(1 and 2)
CO
2
Sensor
24V
Analog
Out
L1
(Hot)
L2
Red
Black
Yellow
Brown
Orange
Green
+
–
Power Supply. Provide Disconnect
Means and Overload Protection
As Required.
1
1
Menu Up
(Exit)
Button
Menu Up
(Exit)
Button
Menu Up
(Exit)
Button
Scroll
Up/Down
Buttons
Scroll
Up/Down
Buttons
Scroll
Up/Down
Buttons
Select
(Enter)
Button
Select
(Enter)
Button
Select
(Enter)
Button
2 Line
LCD
2 Line
LCD
2 Line
LCD
Содержание Legacy 547K 14
Страница 4: ...4 Fig 2 547K 14 Unit Dimensional Drawing...
Страница 5: ...5 Fig 2 547K 14 Unit Dimensional Drawing cont...
Страница 8: ...8 Fig 5 547K 14 Roof Curb Details...
Страница 21: ...21 Fig 41 Typical Control Wiring Diagram Electromechanical with W7220 Controller...
Страница 22: ...22 Fig 42 Typical Power Wiring Diagram 208 230 460 3 60 Unit Shown...
Страница 23: ...23 Fig 43 Typical Power Wiring Diagram 575 3 60 Unit Shown...
Страница 41: ......