Siemens Simatic RF300 System Manual page 125

5.1.3 Pin assignment RF310R with RS-422 interface
Pin
5.1.4 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- 2
5.1.5 Ensuring reliable data exchange
The "center point" of the transponder must be situated within the transmission window.
SIMATIC RF300
System Manual, 07/2017, C79000-G8976-C345-07
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 not initialized or antenna switched off
Operating voltage present, reader initialized and antenna switched on
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 cur-
rent 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 :
Readers
5.1 SIMATIC RF310R
125