Readers
5.4 SIMATIC RF340R/RF350R
5.4.2.3
Pin assignment of RF350R RS422 interface
Pin
5.4.2.4
LED operating display
The operational statuses of the reader are displayed by the LEDs. The LED can adopt the
colors green, red or yellow and the statuses off , on
Table 5- 15
Color
Only in the "with presence" mode.
1)
5.4.2.5
Ensuring reliable data exchange
The "center point" of the transponder must be situated within the transmission window.
5.4.2.6
Metal-free area
The RF350R reader does not have an internal antenna. Operation is not affected by
mounting on metal or flush-mounting in metal. For information about the metal-free area
required by the external antennas, refer to the corresponding section of the chapter Auto-
Hotspot.
144
Pin
Assignment
Device end
8-pin M12
1
+ 24 V
2
- Transmit
3
0 V
4
+ Transmit
5
+ Receive
6
- Receive
7
Unassigned
8
Earth (shield)
LED operating display on the reader
Meaning
Operating voltage present, reader not initialized or antenna switched off
Operating voltage present, reader initialized and antenna switched on
Transponder present
1)
Error has occurred, the type of flashing corresponds to the error code in the
table in the section Error codes. The optical error display is only reset if the
corresponding reset parameter ("option_1", see FC 45 / FB 45 documentation,
section Input parameters) is set.
, flashing :
System Manual, 07/2016, C79000-G8976-C345-0x
SIMATIC RF300