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EXCEL 10 W7761A INPUT/OUTPUT DEVICE
3 74-2699
INTRODUCTION
Description of Devices
The W7761A, Excel 10 Remote Input/Output device, provides auxiliary inputs and outputs for use with an Excel 10 Zone
Manager and Excel 10 controllers over the Echelon
®
LonWorks
®
E-Bus. These I/O points are configured with the E-Vision
tool. The W7761A device uses Echelon
®
LonWorks
®
communication technology and a new free topology twisted pair
transceiver (FTT) for greater network installation flexibility. The Excel 10 RIO device can be combined with the Excel 10 Zone
Manager (FTT), other Excel Controllers, and the Excel Building Supervisor, to provide a complete and low cost control solution
for small to large commercial buildings.
The Q7750A Excel 10 Zone Manager is a communications interface that allows devices on the E-Bus network to communicate
with devices on the standard EXCEL 5000® System C-Bus. Fig. 1 shows an overview of a typical system layout. The Q7750A
also provides some control and monitoring functions.
PERSONAL COMPUTER TOOLS
E-VISION
CARE
Q7752A
FTT E-BUS
SERIAL
ADAPTER
EXCEL 10
Q7750A
FTT ZONE
MANAGER
C-BUS COMMUNICATION NETWORK
EXCEL 500
EXCEL BUILDING SUPERVISOR
C-BUS TO E-BUS
INTERFACE DEVICE
EXCEL 10 W7751F
PANEL PLENUM
MOUNT VERSION
VARIABLE AIR
VOLUME
CONTROLLER
FTT E-BUS COMMUNICATIONS NETWORK
FTT E-BUS COMMUNICATIONS NETWORK
Q7751A
FTT
E-BUS
ROUTER
EXCEL 10 T7770
WALL MODULE
EXCEL 10 W7753A UNIT
VENTILATOR CONTROLLER
EXCEL 10
T7780
DIGITAL
DISPLAY
WALL
MODULE
M12884
EXCEL 10
W7750B
CVAHU
CONTROLLER
123456789101112131415J3
31 30 29 282726 25 2423 22 2120 1918 17 16
Q7740A
2-WAY
REPEATER
EXCEL 10 W7752 FTT FAN
COIL UNIT CONTROLLER
FTT E-BUS
COMMUNICATIONS
NETWORK
1234567891011121314
15
J3
31 30 29 282726 25
24
2322 2120 1918 17
16
E
GND
LED
BYPASS
SNSR
GND
SET PT
AI-1
OHM
GND
A1-2
OHM
AI-3
V/mA
GND
AI-4
V/mA
22VDC
OUT
E-BUS
E-BUS
JACK
DI-4 GND
DI-3
DI-2 GNDDI-1
24
VAC
24
VAC
COM
1
OUT
2
OUT
3
OUT
4
OUT
5
OUT
6
OUT
7
OUT
8
OUT
EXCEL 10
REMOTE
INPUT/
OUTPUT
DEVICE
1234567891011121314
15
J3
31 30 29 282726 25
24
2322 2120 1918 17
16
E
GND
LED
BYPASS
SNSR
GND
SET PT
AI-1
OHM
GND
A1-2
OHM
AI-3
V/mA
GND
AI-4
V/mA
22VDC
OUT
E-BUS
E-BUS
JACK
DI-4 GND
DI-3
DI-2 GNDDI-1
24
VAC
24
VAC
COM
1
OUT
2
OUT
3
OUT
4
OUT
5
OUT
6
OUT
7
OUT
8
OUT
70
65
60
55
85
80
75
auto 0 1
EXCEL 10
T7770E
WALL
MODULE
Fig. 1. Typical system overview.