ID 442426.04 390WE KEEP THINGS MOVING
Diagnosis
16
Manual SD6
16.22 52:Communication
Triggering Level Response Counter
Communication malfunction 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.
Z52
Cause Description Measure Confirmable
1:CAN LifeGuard The device detects the Life-Guarding event
(master no longer sends any Remote
Transmit Request).
Check the CANOpen master. Yes
2:CAN Sync Error Sync message was not received within the
timeout period that is calculated from the
A201 Cycle Period Timeout as follows:
• A201 ≤ 20 ms:
Timeout period = A201 * 4,
•20 ms < A201 ≤ 200 ms:
Timeout period = A201 * 3,
• else: Timeout period = A201 * 2
• Make sure that the A201 parameter is
correctly set.
• Make sure that the master sends the
sync message reliably.
Yes
3:CAN Bus Off The CAN controller in the drive controller
has switched off due to critical and repeated
CAN bit timing errors. The CAN controller is
restarted after a waiting time of 2 s and
acknowledgement of the malfunction.
• Make sure that the CAN baud rate was
correctly set.
• Check the wiring.
• Check the bit timing of other CAN
subscribers.
Yes
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