Interface Submodules
13-11
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
13.4.1
Pin Assignments
Socket X1, X2 COMa, COMb
Table 13-8
Socket X1, X2 IF 962-COM (9-Pin Sub D Plug Connector)
1
DCD
Receive signal level
Input
2
RxD
Receive data
Input
3
TxD
Transmitted data
Output
4
DTR
Data terminal ready
Output
5
Signal GND
Operational ground (GND
int
)
–
6
DSR
Data set ready
Input
7
RTS
Request to send
Output
8
CTS
Clear to send
Input
9
RI
Ring indicator (incoming call)
Input
Note
Operational ground (signal GND) at the COMa or COMb ports is referenced to
internal ground.
Suitable measures may be required on the process side to avoid ground loops.
Содержание Simatic M7-400
Страница 10: ...Preface x S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 122: ...Power Supply Modules 3 42 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 362: ...Analog Modules 5 146 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 384: ...Interface Modules 6 22 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 428: ...RS 485 Repeater 10 8 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 496: ...M7 400 Expansions 12 26 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 562: ...Interface Submodules 13 66 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 574: ...Parameter Sets for Signal Modules A 12 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 594: ...Diagnostic Data of the Signal Modules B 20 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 598: ...Spare Parts and Accessories C 4 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
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