Excel 10
W7753A Unit Ventilator Controller
PRODUCT DESCRIPTION
The W7753A Unit Ventilator Controller is a Free Topology
Transceiver (FTT) L
M
ON
ARK
in the Excel 10 family product line.
This controller can be used to monitor/control HVAC
equipment, lighting, and other miscellaneous loads in a
distributed network. The controller is field-mounted to the
equipment that it controls, and the controller wiring is attached
to the screw terminals located on the controller (see Fig. 1).
3 1
3 0 2 9 2 8
D I- 4 G N D
E
LE D B Y P A S S S N
G N D
1
2
® Compliant Unit Vent controller
2 7 2 6 2 5
2 4 2 3 2 2
24
D I- 3 D I- 2 G N
D D I- 1 24
1
V A C
2
V A C
C O M
O U T
O U T
O U T
S R G N D S E T
P T A I- 1
G N D A 1- 2
A I- 3
G N D A I- 4
O H M
O H M
V /m A
3
4
5
6
7
8
9
1 0
11 1 2 1 3
Fig. 1. Excel 10 W7753A Unit Ventilator Controller.
The W7753A Controller communicates via the 78 kilobaud
Echelon
LonWorks
Allowable input/output connections consist of wall module
points plus two additional resistive sensor inputs, two voltage/
current inputs, four digital inputs and eight digital Triac
outputs.
For the W7753A, any hardware driven by the Triac outputs
must have a minimum current draw, when energized, of
25 mA and a maximum current draw of 500 mA.
2 1 2 0 1 9
1 8 1 7
1 6
3
4
5
6
7
8
O U T
O U T
O U T
O U T
O U T
22 V D C
E -B U S
E -B U S
V /m A
O U T
JA C K
1 4 1 5
J 3
INSTALLATION INSTRUCTIONS
E-Bus Network.
M12688
Put Bar Code Here
95-7520—02