Siemens PC 670 - Manual (Page 170)

Hardware Information Release 04/02
7-38 Panel PC 670 Computing Unit, Equipment Manual
7.8 Connecting cables
SIMATIC S5 Connecting Cable
By means of the SIMATIC S5 connecting cable (not included in all supply variants)
you can connecto your computing unit with a SIMATIC S5 automation device.
Please study the notes in Chapter 3.
Box PC 840 - Seite
25–pin plug connector
Active
Connecting cable
6ES5 734-2BD20
(included with device)
PLC side
15–pin plug connector
Passive
19
18
21
19
9
2
6
330 ohm
330 ohm
9
10
7
8
1
1
3
20
Casing
Shield/
Casing
+U
–U
+U
–U
Figure 7-12 SIMATIC S5 Standard Connecting Cable
SIMATIC S7 Connecting Cable for MPI/DP
With the connecting cable 6ES7901-0BF00-0AA0 you can connect your computing
unit with a SIMATIC S7 automation device. Please study the notes in Chapter 3.