Response Electronics CL6011B Dokumentacja Strona 15

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2Ć1Product Overview
Original Ć June 1990
CE4.2:CL6211
2 Product Overview
2.1 PROVOX System Overview
A PROVOX system consists of a set of individual devices that are linked
together by a communications scheme referred to as the PROVOX Data
Highway. All communicating PROVOX devices are connected to this
highway. Figure NO TAG illustrates the layout of a system and how the
primary and secondary communication paths are connected.
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NETWORK
DEVICE
6
CIA
CIA
CIA
CIA
CIA
CIA
CIA
CIA
UP TO SIX
NETWORK
DEVICES
SECONDARY NETWORK DATA HIGHWAY
LOCAL
AREA
1
LOCAL
AREA
8
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PRIMARY LOCAL DATA HIGHWAY
SECONDARY LOCAL DATA HIGHWAY
PRIMARY LOCAL DATA HIGHWAY
SECONDARY LOCAL DATA HIGHWAY
PRIMARY
NETWORK
TRAFFIC
DIRECTOR
NETWORK
SECONDARY
NETWORK
TRAFFIC
DIRECTOR
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DEVICE
1
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PRIMARY
LOCAL
TRAFFIC
DIRECTOR
SECONDARY
LOCAL
TRAFFIC
DIRECTOR
PRIMARY
LOCAL
TRAFFIC
DIRECTOR
SECONDARY
LOCAL
TRAFFIC
DIRECTOR
PRIMARY NETWORK DATA HIGHWAY
UP TO EIGHT
LOCAL AREAS
LOCAL
DEVICE
1
LOCAL
DEVICE
2
LOCAL
DEVICE
30
LOCAL
DEVICE
1
LOCAL
DEVICE
2
LOCAL
DEVICE
30
UP TO 30 LOCAL
DEVICES
UP TO 30 LOCAL
DEVICES
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Figure 2Ć1. Typical Data Highway Installation with a Secondary Highway
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