System Manual Part 1

Table Of Contents
Readers
5.5 SIMATIC RF250R
SIMATIC RF200
System Manual, 07/2017, J31069-D0227-U001-A9-7619
129
Note
Reader requires external antennas
Note that the RF250R reader is designed only for operation with external antennas and can
only be operated in conjunction with the antennas ANT 3, ANT 8, ANT 12, ANT 18 o
r ANT
30.
5.5.2
Ordering data RF250R
Article number
RF250R with RS-422 interface (3964R)
6GT2821-5AC10
RF250R with RS-232 interface (ASCII)
6GT2821-5AC40
5.5.3
Pin assignment RF250R
Pin
Pin
Device end 8-
pin M12
Interface assignment
RS-422
RS-232
1
+24 V
+24 V
2
- Transmit
RXD
3
0 V
0 V
4
+ Transmit
TXD
5
+ Receive
Unassigned
6
- Receive
Unassigned
7
Unassigned
Unassigned
8
Ground (shield)
Ground (shield)
5.5.4
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 , flashing :
Table 5- 9 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