Nord Drivesystems NORDAC LINK SK250E-FDS - Page 55

3 Display, operation and options
BU 0250 en-3021 55
LED
No.
Colour
Description
Signal status
Meaning
3
Green
System bus
Off
No process data communication
State
Flashing
4 Hz
„BUS warning“
On
Process data communication active
• Receipt of at least 1 telegram / s
• SDO data transfer is not displayed
4
Red
System bus
Off
No error
Error
Flashing
4 Hz
Monitoring error P120 or P513
• E10.0 / E10.9
Flashing
1 Hz
Error in an external system bus module
• Bus module  timeout on the external
BUS (E10.2)
• System bus module has a module error
(E10.3)
On System bus in state “Bus OFF”
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