Siemens SIMATIC S5 TD 390 Manual Del Usuario página 106

Tables and Technical Data
Designation
Special characteristics
Quality assurance
Maintenance
Panel mounting
A.3 TD/PLC Cable (TTY Interface for the TD 390)
TD/PLC
The TTY interface is depicted in the figure below.
conductor
assignment
TD side
9–pin
SUB–D female
active
5V
75Ω
75Ω
5V
75Ω
75Ω
A-4
Technical data
To ISO 9001
Maintenance–free (no battery)
Mountable in panels without accessories
5 m line
TxD+
9
9
TxD–
3 2
M5V
RxD+
6
6
RxD–
8 7
8
1
M5V
PLC side
15–pin
SUB–D male
passive
Shield/housing
TD 390
C79000–A8576–C292–01