Description
LED
Icon
Operating status
Error
No LED or the red LED „
Error
“ lights.
Error on AC/DC source
Conditional special cases:
– There is no DC voltage present (e.g. DC isolator switch open)
– DC voltage too low (<starting voltage)
DC voltage is present (>starting voltage), but communications con-
nection between the front end (operating unit) and back end (con-
trol unit) is faulty, or interrupted.
The 3 LEDs also indicate the
firmware update process
when a USB stick is inserted. The LEDs can assume other
states for this purpose:
LED flashes fast
LED flashes fast
LED flashes slowly
Operating status
LED
Symbol
Description
Operation in pro-
gress
The green LED „
Operation
“ lights up when device is ready for
use.
Note
: When updating via the web server and a USB stick is inser-
ted in parallel, the unit remains inactive until the USB stick is re-
moved or then performs a reset and restarts.
Process has been
started (initialisa-
tion)
The green LED „
Operation
“ and the green LED „
Feed-in
“
flash
alternating fast
.
Note:
Process will take up to 5 min for firmware updates or up to
30 sec for parameter updates.
Process is initiated
(update))
The green LED „
Operation
“ and the green LED „
Feed-in
“
flash
simultaneously fast
.
Note
: After 10 seconds, the update process is initiated automatic-
ally. This can be interrupted by removing the USB stick.
Process is success-
fully completed
The green LED „
Operation
“ and the green LED „
Feed-in
“
flash
simultaneously
.
Note
: Remove the USB stick within the dwell time of 10 seconds.
After a successful update, the device is restarted. Check the new
software version via the web interface. [See sec-
tion 9.4
Attention
: If the dwell time is exceeded, the process is restarted
and the unit is prevented from restarting.
Error
The red LED „
Error
“
flashes quickly
.
Note
: Process was not completed successfully or a timeout oc-
curred.
The red LED „
Error
“
Flashes slowly
.
Note
: Process was not completed successfully or a timeout oc-
curred.
Attention:
After both green LEDs flash once, the device restarts
.
If
the USB stick is removed during the initialisation phase, a device
fault is triggered. Plugging in the USB stick initiates a device re-
start.
9 | Configuration and operation
Manual
KACO blueplanet 100 TL3
Page 42
EN