Honeywell EXCEL5000 Q7751A- User Manual
Honeywell EXCEL5000 Q7751A– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
®U.S. Registered Trademark
Copyright © 1999 Honeywell Inc. • All Rights Reserved
74- 2952- 1
DESCRIPTION
The Q7751A Router doubles the bus length and the number
of usable nodes on a L
ON
W
ORKS
®
(previously called E-Bus)
network. The Q7751A2010 has an FTT-10 transceiver. It is
used on L
ON
W
ORKS
networks with the Excel 10 Series 2000
family of controllers. The Q7751A1012 has a TP-78
transceiver. It is used on LonW orks networks with the Excel
10 VAV1 Series 1000 controller.
FEATURES
•
Physical isolation between two channels.
•
Supports installation of larger networks.
•
Uses L
ON
W
ORKS
network protocol.
•
Two-piece design allows pre-wiring and cable testing
prior to installation.
•
Color-coded screw terminals and polarity-insensitive
power and network connections minimize chance of
incorrect wiring.
•
Operates from 16-30 Vac or Vdc, allowing router to be
powered from same source as sensors and actuators.
•
Power and network wiring are looped through each
base plate, providing undisrupted network continuity
if replacing router.
•
Two front panel jacks that access the twisted pair
network without requiring disassembly.
•
Front panel bar code including model, revision, and
two removable Echelon
®
Neuron
®
chip ID stickers.
SPECIFICATIONS
The Q7751A Router is a two-piece design allowing prewiring
and cable testing prior to installing the electronic component.
The front panel includes a printed circuit board (PCB) with
active electronics. The front panel also has a service switch,
a power/wink LED, an activity LED, and two network
connectors. Network and power are connected to screw
terminals located on a type 2 base plate where the router is
plugged. W iring is never directly connected to a router.
Q7751A Router
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