Configuration
Diagnostics codes
CAN bus status (C0359)
8
214
EDBCSXM064 EN 11.0
8.3 Diagnostics codes
The following diagnostic codes are available for the MotionBus (CAN) (in the GDC
parameter menu under MotionBus CAN
Bus load CAN):
ƒ C0359: Bus state
ƒ C0360/x: Telegram counter
ƒ C0361/x: Bus load
8.3.1 CAN bus status (C0359)
C0359 shows the current operating state of the MotionBus (CAN).
Value of
C0359
Operating state Description
0 Operational The bus system is fully operational.
1 Pre−operational Only parameters (codes) can be transferred via the bus system. Data
exchange between controllers is not possible. A change into the state
operational" can be made via a special signal on the MotionBus (CAN).
A status change from "Pre−operational" to "Operational" is possible through:
l Master function of a higher−level host system
l If a drive is defined to be the master via C0352, the operating state is
automatically changed for the entire drive system after mains connection
when the boot−up time set in C0356/1 has elapsed.
l Reset node via C0358 ( 206)
l With a binary input signal "Reset node", which can be set accordingly.
l Reset node via the connected hostsystem
2 Warning Faulty telegrams have been received. The controller is passive (does not send
any data). Possible causes:
l Missing bus termination
l Insufficient shielding
l Potential differences in the grounding of the control electronics
l Bus load is too high
l Controller is not connected to MotionBus (CAN)
3 Bus off Too many faulty telegrams. The controller is disconnected from the
MotionBus (CAN). It can be reconnected by:
l TRIP reset
l Reset node ( 206)
l Mains reconnection
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