Manual
2 Installation
2.2 Electrical Connection
2.2.4 Connection of the interface
164
SIPART DR22 6DR2210
C79000-G7476-C154-03
-- RS 485 bus
Can be inserted in slot 4
RS
23
2
poi
nt-
to-
poi
nt
SI
PA
R
T
BU
S
R
S
485
R
S
485
+1
50
R
Figure 2-39
Jumper settings serial interface module 6DR2803-8C in RS 485 bus
Instrum. 32
RS 485 Bus
≤
1000 m
SES
Remote system
Instrument 1
Instrument 2
to
Rxd/Txd-B
Rxd/Txd-A
9-pin bus plug for
round cable
C73451-A347-D39
8 Rxd/Txd-A
Note line termination:
The RS 485 bus must be terminated with its characte-
ristic impedance. To do this, the terminating resistor
in the ”last” bus user is switched by plugging the co-
ding bridge appropriately.
8 Rxd/Txd-A
8 Rxd/Txd-A
3 Rxd/Txd-B
3 Rxd/Txd-B
3 Rxd/Txd-B
SES
SES
Jumper setting RS 485
Jumper setting RS485 +
150R
Figure 2-40
RS 485 bus connection diagram
Содержание 6DR2210
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Страница 236: ...Manual 6 Ordering data 234 SIPART DR22 6DR2210 C79000 G7476 C154 03 ...
Страница 242: ...Manual 7 Application examples for configuring the controller 240 SIPART DR22 6DR2210 C79000 G7476 C154 03 ...
Страница 260: ...Manual 9 Explanation of abbreviations 258 SIPART DR22 6DR2210 C79000 G7476 C154 03 ...
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