Siemens SIMATIC RF185C Operating Instructions Manual page 158

Service and maintenance
12.2 Error messages
"ER" Block (hex)
LED
3x 0xE4FE0100
-- 0xE4FE0200
3x 0xE4FE0300
4x 0xE4FE0400
4x 0xE4FE0500
4x 0xE4FE0600
1x 0xE4FE0700
4x 0xE4FE8100
4x 0xE4FE8A00
2x 0xE4FE8B00
158
Error description
Warning in the event of low power supply
The power supply is very close to the low limit.
Hardware fault
Connection problem with the reader
Error in the connection to the reader; the reader is not answering.
Possible causes / action to be taken:
The cable between the communication module and reader is wired incorrectly or there is a
•
cable break.
The 24 V supply voltage is not connected or is not turned on or has failed briefly.
•
Automatic fuse on the communication module has blown.
•
The hardware is defective.
•
Perform an "init_run" once the error has been corrected.
•
The buffer on the communication module or reader is not adequate to store the command tempo-
rarily.
The buffer on the communication module or reader is not adequate to store the data temporarily.
The command is not permitted in this status or is not supported.
Possible causes:
The "INIT" command has been concatenated.
•
Command repetition was started without "Presence mode".
•
Startup message from reader/communication module
The reader or communication module was off and has not yet received a "Reset_Reader"
("WRITE-CONFIG") command.
Possible causes / action to be taken:
Execute the "INIT" command.
•
The same physical address in the "IID_HW_CONNECT" parameter is being used more than
•
once. Check your "IID_HW_CONNECT" parameter assignments.
Check the connection to the reader.
•
The device has not yet been restarted after the change to the transmission speed.
•
The specified tag field of the transponder is unknown.
General error
No or bad configuration data/parameters were transferred.
Possible causes:
You are accessing a read point that is not configured.
•
SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
Operating Instructions, 04/2020, C79000-G8976-C512-03