ABB Advant Controller 450 - Input and Output Signal Paths

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3BSE 002 415R701 Rev A 1-47
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Processor
Internal
system
bus
FB+
Comm.
module
I/O
board
Connection
unit
Parallel
data
bus
Bus extension
(max 12 m (39 ft.) el.
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6,2
max 500 m (1640 ft.) opto)
DSBC 174/
module
S100 I/O
interface
DSBC176