ID 442426.04 387WE KEEP THINGS MOVING
Diagnosis
16
Manual SD6
16.19 49:brake
Triggering Level Response Counter
The event is triggered by monitoring mechanisms
of the brake output.
Fault Parameterized fault response in A29:
• A29 = 0:inactive
The power board is switched off and the drive
becomes torque-free/force-free. If the air override is
inactive, a possibly existing brake will be controlled to
close.
• A29 = 1:active
The drive is stopped with a quick stop. If the air
override is inactive, a possibly existing brake will be
controlled to close at the end of the quick stop.
Z49
Cause Description Measure Confirmable
1:Brake undervoltage The 24 vdc power supply of the brake
module has a problem.
• Check the 24 vdc power supply
connection.
• Check the voltage.
Yes
2:Brake1: no feedback Feedback is not connected or is connected
incorrectly.
• Check the setting of F93.
• Correct the feedback connection.
3:Brake1: short circuit A short circuit was detected at X5. • Check the connections at X5.
• Observe the maximum permitted output
current on X5.
4:Brake1: Open Load No brake was detected at X5 (open load) or
the cable is broken.
• Check whether a brake is connected to
X5.
• Check the cable.
• If you connected the brake indirectly,
check the setting of F93.
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