Technical data

Cable configuration
How the connection between 9-/25-pos. D-sub connectors is made for all combina-
tions with DTE and DCE units is shown below.
DTE to DTE or DCE to DCE
DTE to DCE
26 Theoretical and general applications www.westermo.com
9 Way
D-sub
3
3
22
77
88
66
55
11
44
99
25 Way
D-sub
11
22
33
44
55
66
77
88
2020
2222
25 Way
D-sub
11
22
33
44
55
66
77
88
2020
2222
9 Way
D-sub
3
3
22
77
88
66
55
11
44
99
3
2
7
8
6
5
1
4
9
1
2
3
4
5
6
7
8
20
22
1
2
3
4
5
6
7
8
20
22
3
2
7
8
6
5
1
4
9
3
2
7
8
6
5
1
4
9
1
2
3
4
5
6
7
8
20
22
1
2
3
4
5
6
7
8
20
22
3
2
7
8
6
5
1
4
9
9 Way
D-sub
3
3
22
77
88
66
55
11
44
99
25 Way
D-sub
11
22
33
44
55
66
77
88
2020
2222
25 Way
D-sub
11
22
33
44
55
66
77
88
2020
2222
9 Way
D-sub
3
3
22
77
88
66
55
11
44
99
B A C K