Displays on the Module
8–3
1070 066 028-101 (01.05) GB
8.1.1
Fault messages
Displays in vertical ar-
rangement on the
module
Fault
Drive was switched off.
Measures
Power supply unit fault
Internal or external 24 V supply voltages be-
yond the admissible range
D
Check module cross-link
D
Replace module
Overvoltage / Driver fault
Power output stage was switched off be-
cause of a fault in the power supply unit
D
Check output stage
D
Replace module
Short-circuit or ground fault in the load
circuit
Motor or motor cable defective
D
Measure motor and motor cable
D
Check output stage
Overcurrent
Admissible module peak current exceeded
for > 2 sec
D
Reduce load
D
Flatten braking & acceleration ramps
D
Check application
Overvoltage in link
U
lnk
> 860 V, unless F20
D
Check mains voltage
D
Reduce braking power
Motor connection
Motor not properly connected
D
Check motor connection
Heat sink overtemperature
D
Check air supply
D
Check fan
Motor overtemperature
Electronic bimetal function signals motor
overload
D
Check bimetal setting
D
Check motor rating
Motor overtemperature
PTC connection signals motor overload
D
Check motor rating
Signal cross link (computer driver)
hardware fault
D
Replace module
Signal cross link (computer driver)
runtime error
D
Replace module
to
Driver fault
Invalid driver parameters
D
Replace module