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Operating Instructions
Chapter
10
RFI341
8013171/ZO93/2017-08-08
©
SICK AG
•
Germany
•
All rights reserved
23
Appendi
x
3.5.2 LEDs on the RFH620 housing
The RFH620 housing has six LEDs that display the operating status, the HF field
activity, the status of the reading result and the transfer to the RS-232/RS-422/485,
CAN and Ethernet interfaces.
LED
Colour
Meaning
Ready
green
¾
Lights up constantly after switching on and a successful self-test
¾
Goes out when parameter values are being uploaded from or
downloaded to the RFID device
red
¾
Lights up when a hardware error has been detected
Result
green
¾
Lights up after a successful read (Good Read, 100 ms)
red
¾
Lights up after unsuccessful read
HF
green
¾
Reading operation: Lights up when the HF field is switched on
(depends on the reading pulse)
yellow
¾
Antenna detuned
red
¾
Antenna defect
Data
green
¾
Lights up during the data transfer for 100 ms
yellow
¾
Host SYNC
CAN
green
¾
CAN on
Yellow
¾
Flickers during the data transfer via the CAN interface
LNK TX
Green
¾
Lights up when the physical Ethernet connection is o.k.
yellow
¾
Ethernet Speed
Table 3-10:LED indications