Rs 232 Interface X3 (Electrical Interface Cecx-C-S1) - Festo CECX-K-D1 Electronic Manual

3. Installation

3.4.8 RS 232 interface X3 (electrical interface CECX-C-S1)

The electrical interface CECX-C-S1 provides an RS 232 interface that is executed as a 9-pin
Sub-D plug.
RS 232 connection
Table 3.7 Pin assignment connection RS 232 (X3)
42
Pin Signal
1 n.c.
2 RxD
3 TxD
4 n.c.
5 GND
6 n.c.
7 RTS
8 CTS
9 n.c.
Housing (Screen)
Use only suitable connecting cables (see also Section 3.3).
Meaning
Not connected
Receive data (input)
Transmit data (output)
Not connected
Ground
Not connected
Request to send (output)
Clear to send (input)
Not connected
Festo GDCC-CECX-K-D1-EN en 0802a