Product overview
Embedded PC 27
CX9000-N030 connections
The CX9000-N030 system interface features two RS232 interfaces, COM1 and COM2 (9 pin Sub-D plug connector).
The maximum baud rate on all channels is 115 kBit. The pin assignment for all interfaces is equal and described
below. The interface parameter can be set in the operating system or in the PLC program.
RS232 COM interface (connector):
Pin assignment COM interface:
PIN Signal Type Description
1 DCD Signal in Data Carrier Detected
2 RxD Signal in Receive Data
3 TxD Signal out Transmit Data
4 DTR Signal out Data Terminal Ready
5 GND Ground Ground
6 DSR Signal in Dataset Ready
7 RTS Signal out Request to Send
8 CTS Signal in Clear to Send
9 RI Signal in Ring Indicator
Note
The system interface CX9000-N30 can only be used instead and not simultaneously with system
interface CX9000-N031.
The system interface CX9000-N31 can only be used instead and not simultaneously with system
interface CX9000-N030.
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