Siemens S7-400 Benutzerhandbuch
PROFIBUS DP Master Interface IM 467/IM 467 FO
8-8
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
8.3
Connection to PROFIBUS DP
There are two ways of connecting to PROFIBUS DP:
•
Electrical connection via a bus connector
•
Optical connection using a fiber-optic cable
8.3.1
Bus Connector
Only with 6ES7467-5GJ02-0AB0.
The bus cable is connected to the IM 467 by means of this connector. (See the
detailed description in the chapter on networking in the S7-400/M7-400, Hardware
and Installation manual.)
detailed description in the chapter on networking in the S7-400/M7-400, Hardware
and Installation manual.)
Bus connector
PROFIBUS DP bus cable
Switch for the bus
terminating resistor
terminating resistor
Figure 8-3
Connecting the Bus Connector to the IM 467
Maximum Cable Lengths for PROFIBUS DP
Transmission Rate in
Kbps
9.6
19.2
93.75
187.5
500
1500
3000
6000 W
12000
Max. Length of a Bus
Segment in m
1.000
1.000
1.000
1.000
400
200
100
100
100
Max. Number of Bus
Segments 1)
10
10
10
10
10
10
10
10
10
Max. Length in m
10.000 10.000 10.000 10.000 4.000
2.000
1.000
1.000
1.000
1)
Bus segments are interconnected by means of RS 485 repeaters