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Honeywell CONTROLBUS QS7800B User Manual

Application, Features

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PRODUCT DATA

65- 0227- 2

® U.S. Registered Trademark
Copyright © 2002 Honeywell • All Rights Reserved

QS7800B Network Interface ControlBus™

Module for Multi-Dropping

7800 SERIES Relay Modules

APPLICATION

The QS7800B Network Interface ControlBus™ Module allows
remote monitoring and diagnostics of multi-dropped 7800
SERIES Relay Modules.

FEATURES

Up to six ControlBus™ Modules per Network Interface
Unit. (Maximum of 222 multi-dropped subnetworks per
Q7700 Network Interface Unit).

Up to 31 multi-dropped 7800 SERIES subnetworks per
QS7800B ControlBus™ Module without using an
RS-485 repeater.

Up to 61 multi-dropped 7800 SERIES subnetworks per
QS7800B ControlBus™ Module using an RS-485
repeater.

Local and remote annunciation of 7800 SERIES Relay
Module faults.

Personal computer user interface.

Microsoft® Windows™ based Combustion System
Manager® user interface.

Modular construction.

Contents

Application ........................................................................

1

Features ...........................................................................

1

Specifications ...................................................................

2

Installation ........................................................................

2

Ordering Information ........................................................

2

Wiring ...............................................................................

3

Building a Multi-Drop Network ..........................................

6