EXCEL 10 W7750A,B,C CONSTANT VOLUME AHU CONTROLLER
74-2958—122
Configurations
General
Tables 3 and 4 provide an overview of the Excel 10 W7750
confi
uration options. All W7750s are assumed to have a
suppl
fan di
ital output. Additionall
, Tables 3 and 4 list the
eneral mechanical e
uipment options available with the
W7750 Controller. See Application Step 6. Confi
ure
Controllers, for further information on confi
urations.
CAUTION
For floatin
control, the Excel 10 W7750 Controller is
desi
ned to work onl
with Series 60 valve and
damper actuators. Full stroke actuator drive-time must
be between 20 and 240 seconds
0.25 to 4.0 minutes
.
Table 3. Common Configuration Options Summary For W7750A,B,C Controllers.
Option Possible Configurations Common To All W7750 Models
Supply Fan
1. Mandator
Di
ital Output.
Type of Air Handler
1. Conventional.
2. Heat Pump.
Occupancy Sensor
1. None.
2. Connected: Contacts closed e
uals Occupied.
3. Network
Occ/Unocc si
nal received via the L
ON
W
ORKS
Bus network
.
Window Sensor
1. None.
2. Ph
sicall
Connected: Contacts closed e
uals window closed.
3. Network
Window Open/Closed si
nal received via the L
ON
W
ORKS
Bus
.
Wall Module Option
1. Local
direct wired to the controller
.
The T77560A,B has no L
ON
W
ORKS
Bus access
2. Network
sensor value received via the L
ON
W
ORKS
Bus
.
Wall Module Type
1. Sensor onl
.
All wall modules have a L
ON
W
ORKS
Bus access 2. Sensor and Setpoint ad
ust.
ack except T7560A,B
3. Sensor, Setpoint ad
ust and B
pass.
4. Sensor and B
pass.
Smoke Emergency
Initiation
1. None.
2. Ph
sicall
Connected: Contacts closed e
uals smoke detected.
3. Network
Emer
enc
/Normal si
nal received via the L
ON
W
ORKS
Bus
.
