Beckhoff C1120 Manuale Utente Scaricare il pdf (Pagina 52)

C1120 S5 to II/O-Lightbus Interface Beckhoff II/O-Lightbus System

Page 52 of 52 Version 2.1 Date 27.06.97

5 C1120 Serial Port Pinout

Pinout of RS232 C / current loop port

(9-pin SUB-D connector on front of C1120)

Pin Signal Port

TXD RS232 C COM2:

TXD RS232 C COM1:

RXD RS232 C COM1:

RXD RS232 C COM2:

Signal

GND

TXD 20mA+ COM1:

TXD 20mA- COM1:

RXD 20mA+ COM1:

RXD 20mA- COM1:

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Beckhoff C1120 Manuale Utente Pagina 52