Technical data

Chapter 2 – Installation

2-10 RS485 and RS232 Adapter Installation and Start-up Guide

Figure 2-9 RS232 signals. DTR and DSR as well as RTS and CTS signals are

internally connected. The RS232 cable should not have TxD and RxD signals

connected across.

X4 Description

1NC

2TxD

3RxD

4DTR

5SGND

6DSR

7RTS

8CTS

9NC

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