Readers
5.5 SIMATIC RF380R
5.5.3
Pin assignment of RF380R RS232/RS422 interface
You can connect the RF380R reader to a higher-level system via the internal RS422
interface or via the RS232 interface. After connection, the interface module automatically
detects which interface has been used.
Note correct assignment of the pins here:
Pin
5.5.4
Display elements of the RF380R reader
Table 5- 9
Color
Green
Yellow
Flashing red
1)
5.5.5
Ensuring reliable data exchange
The "center point" of the transponder must be situated within the transmission window.
122
Pin
Device end
8-pin M12
Flashing
Permanently
on
1)
Only in the "with presence" mode.
RS232
1
+ 24 V
2
RXD
3
0 V
4
TXD
5
NC
6
NC
7
not used
8
Earth (shield)
Meaning
Operating voltage present, reader not initialized or antenna switched off
Operating voltage present, reader initialized and antenna switched on
Transponder present
Error has occurred, the type of flashing corresponds to the error code in
the table in Section "Error codes". The optical error display is only reset
if the corresponding reset parameter ("option_1", see FC45 / FB45
documentation, Section "Input parameters") is set.
Assignment
RS422
+ 24 V
- Transmit
0 V
+ Transmit
+ Receive
- Receive
not used
Earth (shield)
SIMATIC RF300
System Manual, 01/2009, A5E01642529-03