Siemens SIMATIC RF186C - Page 148

Service and maintenance
12.1 Diagnostics
SIMATIC RF185C, RF186C, RF188C, RF186CI, RF188CI
148 Operating Instructions, 04/2020, C79000-G8976-C512-03
PRE
ER
Meaning
-- The presence of several transponders is reported.
Note: The number of transponders located in the antenna field cannot be read via the LED.
--
An error has occurred between CM and reader.
Possible errors:
• 1x: After the reader was started up, no "WriteConfig" command was sent to the reader.
• 2x: Configuration error
The specified configuration does not match the type of reader connected.
• 3x: Transmission error
• 4x: Group error
You can find more information on error messages in the section "Error messages (Page 155)".
IO LED display
The operating states of the I/O interface are displayed by the LEDs "IO-L1" and "Q1". The
LEDs can adopt the colors green, red or yellow and the states off
, on , flashing :
Table 12- 3 Display of the reader states via the IO LED display
IO-L1
Q1
Meaning
The interface is located in the "Input" or "Output" configuration and the input/output is switched
off.
The interface is located in the "Input" or "Output" configuration and the input/output is switched
on.
-- The interface is located in the "IO-Link" configuration. An IO-Link device is not connected or was
not recognized.
-- The interface is located in the "IO-Link" configuration. An IO-Link device is connected and was
recognized.
-- There may be an error at the input/output (e.g. short-circuit).
-- The load voltage (2L+) is not connected.