2.3.5 RS422 Interface
The RS422 interface is used for communication with the host machine (external PC, workstation).
Three different protocols are available which are described in chapter 4 on page 42.
Connector Assignment: Connector type: 15 pin D-Sub-plug
Pin Signal
1 GND
2 TXD+
3 RXD+
4 DSR-
5 DTR-
6 GND
7 NC
8 +5V output
9 TXD-
10 RXD-
11 DSR+
12 DTR+
13 GND
14 NC
15 +5V output
2 General Installation 25