RS-232
!
"
§
Device
1
Host
TxD
RxD
GND
RxD
TxD
GND
RS-422
RS-485
$
%
&
/
(
Device
1
Host
RD+
TD+
RD‒
TD‒
GND
TD+
RD+
TD‒
RD‒
GND
Figure 36: Wiring of the serial data interfaces RS-232 and RS-422/485
1
Device
!
...
§
Pin assignment: see RS-232 pin assignment for the respective device
$
...
(
Pin assignment: See RS-422/485 pin assignment for the respective device
NOTE
Activate the serial data interface type in the device using a configuration tool, e.g. the
SOPAS ET configuration software.
If the wiring of the device is carried out via a connection module:
Connection mod‐
ule
Data interface
Reference
CDB650-204
RS-232
see "Wiring serial host interface
RS-232 of the device in
CDB650-204", page 104
RS-422
see "Wiring serial host interface
RS-422 of the device in
CDB650-204", page 105
RS-485
see "Wiring serial host interface
RS-485 of the device in
CDB650-204", page 106
CDM420-0006
RS-232
see "Connecting serial host interface
RS-232 of the device in
CDM420-0006", page 117
RS-422
see "Connecting serial host interface
RS-422 of the device in
CDM420-0006", page 118
RS-485
see "Wiring serial host interface
RS-485 of the device in
CDM420-0006", page 119
Termination of the RS-422/485 data interface
Termination can be implemented in the connection module via switches.
Additional information on this can be found in the operating instructions for the relevant
connection module.
6
ELECTRICAL INSTALLATION
66
O P E R A T I N G I N S T R U C T I O N S | RFU63x, RFU65x
8014335/ZTL9/2018-10-14 | SICK
Subject to change without notice