Technical specifications
7.5 Hardware descriptions
SIMATIC IPC227E
Operating Instructions, 11/2016, A5E35782395-AB
107
7.5.2.2
Serial interface
RS 232
RS 422
RS 485
Pin assignment RS232
Pin
Short description
Meaning
1
DCD
Data carrier detect (I)
2
RxD
Received data (I)
3
TxD
Transmitted data (O)
4
DTR
Data terminal ready (O)
5
M
Ground
6
DSR
Data set ready (I)
7
RTS
Request to send (O)
8
CTS
Clear to send (I)
9
RI
Incoming call (I)
Pin assignment RS422
Pin
Short description
Meaning
1
TX-
Transmit data - (O) for full-duplex mode
2
TX+
Transmit data + (O) for full-duplex mode
3
RX+
Receive data + (I) for full-duplex mode
4
RX-
Receive data - (I) for full-duplex mode
5
M
Signal ground
6
nc
7
nc
8
nc
9
nc
Содержание simatic ipc227e
Страница 4: ...Preface SIMATIC IPC227E 4 Operating Instructions 11 2016 A5E35782395 AB ...
Страница 9: ...SIMATIC IPC227E Operating Instructions 11 2016 A5E35782395 AB 9 Overview 1 1 1 Product description ...
Страница 24: ...Safety instructions 2 2 Notes on use SIMATIC IPC227E 24 Operating Instructions 11 2016 A5E35782395 AB ...
Страница 140: ...Markings and symbols B 5 Interfaces SIMATIC IPC227E 140 Operating Instructions 11 2016 A5E35782395 AB ...
Страница 156: ...Index SIMATIC IPC227E 156 Operating Instructions 11 2016 A5E35782395 AB ...