Touch-it CE
Operating Instructions
Christ Elektronik GmbH
28
/
37
www.christ-elektronik.de
Tel.: +49 8331 8371-0
4.5
COM1 (RS-232, Touch-it CE Codesys)
Type
D-SUB ST 09
Pin
Function
Description
1
n.c.
2
RxD
Receive Data
3
TxD
Transmit Data
4
n.c.
5
GND
Ground
6
n.c.
7
RTS
Request to Send
8
CTS
Clear to Send
9
n.c.
4.6
COM2 (RS-485, Touch-it CE Codesys)
Type
MC 1,5/ 3-G-3,81
Pin
Function
Description
1
GND
Ground
2
B(-)
RS-485 Data-
3
A(+)
RS-485 Data+