Simatic Rf600 - Siemens SIMATIC RF600 System Manual

Functions of the "PRE" LED (RF610R/RF615R/RF650R)
● Display of RF activity
Indicates whether the reader is sending via the antenna (constant green), whether
transponders were detected by the reader (flashing yellow) and whether a transponder
was sent to the user application (constant yellow).
● Indication of the quality of the antenna alignment (RSSI)
When aligning the antenna using the WBM, the "PRE" LED indicates the RSSI value with
which the transponder was detected:
– Red: Low RSSI value
– Yellow: Medium RSSI value
– Green: High RSSI value
● Error displays
With the RF610R/RF615R readers, errors are displayed by means of a red flashing
"PRE" LED.

SIMATIC RF600

System Manual, 06/2019, J31069-D0171-U001-A22-7618
9.1 Diagnostics via the LED displays of the reader
System diagnostics
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