Service and maintenance
5.3 FB error messages
Communications module RF120C with application blocks for S7-1200 and S7-1500
52
Operating Instructions, 07/2013, C79000-G8976-C328-01
5.3.2
Error messages
Errors from the communications module/reader
The causes of these errors can, for example, be as follows:
●
Errors have occurred in communication between the CM and the reader or between the
reader and the transponder.
●
The communications module is unable to process the command.
Byte 3 of the STATUS is not relevant for the error messages.
With certain error messages of the communications module, the ERR-LED also flashes (see
the two tables below).
Table 5- 3
Evaluation of the ERR LED
Flashing of
ERR LED
Error in
STATUS
Errors that have occurred
1x
E4 FE 07
No error
Communications module has started up and is waiting for an "init_run"
3x
E4 FE 03
Error in the connection to the reader; the reader is not answering
5x
E6 FE 01
unknown command (all product families);
incorrect parameter assignment (RF600 only)
17x
E4 FE 01
Short-circuit or overload
18x
E4 FE 8D Internal communication error of the communications module
19x
E4 FE 04
The reader does not have enough buffer on the communications
module to store the command temporarily.
20x
E4 FE 8D Internal monitoring error of the communications module
21x
E4 FE 15
Incorrect parameter assignment of the communications module
23x
E4 FE 8C
E5 FE 01
E5 FE 04
Communication error between Ident profile and communications
module. Handshake error.
25x
E5 FE 08
An error has occurrerd that makes a WRITE-CONFIG with Config = 3
necessary.
30x
E5 FE 06
E6 FE 02
E6 FE 0
3
Error when processing the command