
PROFIBUS−DP
Wiring
7
Electrical installation
7.5
7.5.1
L
7.5−1
EDSPM−TXXX−9.0−11/2009
7.5 PROFIBUS−DP
7.5.1 Wiring
The design of the bus system PROFIBUS−DP is shown in the general drawing.
1
22
333
2
PW
E
R
R
D
D
E
D
C
24V
+
-
1
2
X
1
E
P
M
–
T
1
2
x
x
x
.x
x
ADR.
64
32
16
8
4
2
1
-
1
0
PW
E
R
R
D
D
E
D
C
2
4V
+
-
1
2
X
1
E
P
M
–
T
1
2
x
x
x
.x
x
ADR.
64
32
16
8
4
2
1
-
1
0
P
W
E
R
R
D
D
E
D
C
24
V
+
-
1
2
X
1
E
P
M
–
T
1
2
x
x
x
.x
x
ADR.
64
32
16
8
4
2
1
-
1
0
1200 m
epm−t222
Fig. 7.5−1 PROFIBUS−DP with RS485 cabling (without repeater)
Element
Note
1 Master Master computer, e.g. PC or PLC with PROFIBUS−DP master interface module
2 Bus cable Adjust the baud rate to the length of the bus cable
3 Slave PROFIBUS Gateway or PROFIBUS GatewayECO
) Note!
When using a repeater, max. 125 devices can communicate via
the PROFIBUS.
Basic wiring of PROFIBUS5
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