G&D OperatorPanel, Инструкция по установке и эксплуатации, Страница: 36 / 40

Technical data
15 · G&D OperatorPanel
Pin assignment of the RS232 plug
The devices of the OperatorPanel series provide an RS232 plug.
The following figure shows the pin assignments of the RS232plug:
The table shows how the different conduits of the data connection are assigned to
the according pins:
Pin no. Conduit
1 DCD (Data Carrier Detect)
2 RxD (Receive Data)
3 TxD (Transmit Data)
4 DTR (Data Terminal Ready)
5 GND (Ground)
6 DSR (Data Set Ready)
7 RTS (Request to Send)
8 CTS (Clear to Send)
9 +5V DC, max. 100 mA ( necessarily see advices below! )
IMPORTANT: Connect pin 9 only if the serial end device su5V DC (max.
100 mA) via RS232 interface.
NOTE: Pins 1, 4 and 6 are not required for all applications.
Mind the end device’s pin assignments and leave unused pins unassigned!
4 5
8 6 9
1 2 3
7