![Siemens SIMATIC RF300 System Manual Download Page 179](http://html.mh-extra.com/html/siemens/simatic-rf300/simatic-rf300_system-manual_374416179.webp)
5.4.5
Pin assignment of the interfaces
The following tables show the pin assignment for the interfaces/connectors.
Table 5-19
Pin assignment power supply; M12 socket (4-pin, L-coded)
Pin
Assignment
View of M12 socket, 4-pin
1
24 V DC (brown)
2
Unassigned (white)
3
0 V DC (blue)
4
Reset to factory (black)
1)
1)
Note that this pin must not be assigned to a cable core.
Table 5-20
Pin assignment PROFINET IO; M12 socket (4-pin, D-coded)
Pin
Assignment
View of M12 socket, 4-pin
1
Data line TxP
2
Data line RxP
3
Data line TxN
4
Data line RxN
5.4.6
LED displays
Reader LED display
The operational states of the reader are displayed by two LEDs. The LEDs can adopt the colors
white green, red, yellow or blue and the states off , on , flashing :
Table 5-21
Shows the operating states via the operation LED display
LEDs
Meaning
The reader is turned off.
The reader is turned on and is searching for transponders.
The reader is in the "Setup" mode, in the "Search for transponders" status and has
not yet received a "RESET" command and is not ready.
Readers
5.4 SIMATIC RF360R
SIMATIC RF300
System Manual, 02/2021, C79000-G8976-C345-09
179