
Product description
Controls and displays
3
20
Lenze ¯ BA_p500 ¯ 3.0
LED status displays
LED
Meaning
Power
Error
Status 1
Status 2
Flashing
blue
Off
Off
Off
Supply voltage available and system clock synchronised.
Flashing
blue
Off
Blinking
yellow
Off
Operating system running and control technology (PLC
project) is started.
Flashing
blue
Blinking
red
Blinking
yellow
Off
SD card not available/not inserted correctly.
Flashing
yellow
Off
Off
Off
Input voltage has not reached a minimum value
(powerfail).
UPS function is triggered.
Blinking
yellow
Off
Off
Off
State after switch−on/restart or a reset
Blinking
blue/
yellow
Off
Off
Off
System clock not synchronised.
Off
Off
Off
Off
Reset has been triggered.
"Backup & Restore" software manual
Here you’ll find some detailed information relating to the LED status
displays of the optional "Backup & Restore" Engineering tools.