10 fault, 11 systemfault, Fault – Lenze 8400 TopLine User Manual
Page 123: Systemfault, 4device control (dctrl)
Lenze · 8400 TopLine · Reference manual · DMS 6.0 EN · 06/2014 · TD05/TD14
123
4
Device control (DCTRL)
4.2
Device state machine and device states
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
4.2.10
Fault
This device status will be active as soon as a monitoring mode responds the error response "Fault"
has been parameterised for.
• The motor has no torque (is coasting) due to the inhibit of the inverter.
• The error must explicitly be reset ("acknowledged") in order to exit the device status, e.g. by the
device command "
" or via the control bit "ResetFault" in the control word
wCanControl or wMCIControl.
Related topics:
wCANControl/wMCIControl control words
Basics on error handling in the controller
Error messages of the operating system
4.2.11
SystemFault
This device status becomes active if a system fault occurs.
• The device status can only be abandoned by
• mains switching or
• a system restart (in preparation).
"DRV-RDY" LED
"DRV-ERR" LED
Display in status word 1 (
)
Bit 11
Bit 10
Bit 9
Bit 8
OFF
Fault
1
0
0
0
Note!
If an undervoltage in the DC bus of the drive controller occurs (error message "LU"), the
device changes to the "
" status.
An additional error of higher priority leads the device into the "
According to the
Device state machine
, the device changes to the "
status after acknowledging the error although the undervoltage is still available!
If the "Inhibit at fault" auto-start option has been activated in
, explicit
deactivation of the controller inhibit is required before the status can be abandoned.
"DRV-RDY" LED
"DRV-ERR" LED
Display in status word 1 (
)
Bit 11
Bit 10
Bit 9
Bit 8
OFF
SystemFault
1
0
1
1