Siemens SIMATIC RF185C Operating Instructions Manual page 147

Status LED display
The operating states of the communication module are displayed by the "RUN/STOP",
"ERROR" and "MAINT" LEDs. The LEDs can adopt the colors green, red or yellow and the
statuses off , on
Table 12- 1 Shows the operating states via the status LED display
RUN ERROR
--
-- --
-- --
--
Reader LED display
The operating states of the reader are displayed by the LEDs "PRE" and "ER". The LEDs
can adopt the colors green, red or yellow and the statuses off , on
Table 12- 2 Shows the reader states via the reader LED display
PRE ER
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--
--
SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
Operating Instructions, 04/2020, C79000-G8976-C512-03
, flashing :
MAINT Meaning
The CM is switched off.
LED test while the CM is starting up.
•
The CM is manually reset to factory settings.
•
A connected cable or a connected reader is defective.
•
No data exchange between the CM and user application takes place. The CM
•
has not yet received a user command.
The connection to the user application has been closed.
•
-- Data exchange between the CM and user application takes place. The CM has re-
ceived and executed a user command.
A firmware update is in progress.
The voltage at the CM is too low.
The flash test is performed for reader identification. At the same time, the LEDs of
•
the reader and PROFINET/Ethernet LED display also flash.
The firmware is defective.
•
-- There is an error. You can find more information on error messages in the section
"Error messages (Page 155)".
Meaning
The CM is switched off.
The reader is configured (reset telegram has been sent).
LED test while the CM is starting up.
The flash test is performed for reader identification. At the same time, the LEDs of the reader and
PROFINET/Ethernet LED display also flash.
Communication takes place between CM and reader.
The presence of a transponder is reported.
Service and maintenance
12.1 Diagnostics
, flashing :
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