RS 485 Repeater
9.4 Technical data
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
9-7
Block diagram of the RS 485 Repeater
● Bus segments 1 and 2 are electrically isolated.
● Bus segment 2 and the PG/OP socket are electrically isolated.
● Signals are amplified
– between bus segments 1 and 2
– between PG/OP socket and bus segment 2
3
ದದದ
$
%
$
%
$
%
$
%
2))
21
2))
21
00
/9
0
3(
0
/9
0
$
%
9
9
9
9
9
09
/RJLN
① Segment 1
② Segment 2
③ PG/OP socket
④ PG/OP socket
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