Siemens Simatic RF300 System Manual page 132

Readers
5.2 SIMATIC RF310R with Scanmode
5.2.3 Pin assignment RF310R special version Scanmode RS-422 interface
Pin
5.2.4 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- 5
5.2.5 Ensuring reliable data exchange
The "center point" of the transponder must be situated within the transmission window.
132
Pin
Device end
8-pin M12
1
2
3
4
5
6
7
8
LED operating display on the reader
LED Meaning
The reader is turned off.
Operating voltage present, reader ready for operation
Operating mode "with presence": Transponder present
•
Operating mode "without presence": Transponder present and command currently
•
being executed
There is an error. The number of flashes provides information about the current error.
You will find more information on error messages in the section "System diagnostics
(Page 413)".
Assignment
+ 24 V
- Transmit
0 V
+ Transmit
+ Receive
- Receive
Unassigned
Earth (shield)
, flashing :
System Manual, 07/2017, C79000-G8976-C345-07
SIMATIC RF300