
S5 interface IM 463-2
7.7 Pin assignments of the 721 cable
S7-400 Automation System Module Data
372 Reference Manual, Edition 09/2009, A5E00850736-06
7.7 Pin assignments of the 721 cable
Pin assignments of the 721 cable
Table 7- 7 Pin assignments of the 721 cable
34
50
17 1
34 50
171
Connector Connector
50-pin Contact
Bundle ID sheath Identification foil Core color
50-pin Contact
20 white 20
21 brown 21
4 green 4
5 yellow 5
18 gray 18
19 pink 19
2 blue 2
3
1
No. 16
Red
red 3
24 white 24
25 brown 25
8 green 8
9 yellow 9
22 gray 22
23 pink 23
6 blue 6
7
2
No. 17
green
red 7
26 white 26
27 brown 27
10 green 10
11 yellow 11
42 gray 42
43 pink 43
44 blue 44
45
3
No. 18
yellow
red 45
28 white 28
29 brown 29
12 green 12
13 yellow 13
46 gray 46
47 pink 47
30 blue 30
31
4
No. 19
brown
red 31
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