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Block diagram
Analog Annunciator Unit
Product Guide
Transducer
supply and
Auxiliary
cable shield
supply
connection
2:nd
1:st
24 V
48 V
Internal
supply,
analogue
Internal supply, logics
SPA-bus
connection
Fig. 1
Block diagram
16 transducer connections
CPU
Man-machine interface
SACO 16 A3
1MRS750405-MBG
Remote ackn.,
reset, test,
local/remote
Group alarm 1...6, audible
control and synch-
alarm and internal super-
ronizing inputs
vision outputs
48 V
Audible alarm
Internal supervision
7
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