LEMCOM CANopen® – User manual Emergency messages
COVAL – LMCOP-EN-A-1155UM0068 20/49
9 EMERGENCY MESSAGES
The CANopen® LEMCOM module’s internal errors are indicated by emergency messages sent over
the CAN bus.
An emergency message frame is built as follows:
Server (LEMCOM) Client (master)
Error register
contents
00h
Byte 0 – Byte 1 – Byte 2 – Byte 3 – Byte 4
Additional information
Emergency messages are transmitted over the CAN bus, but they do not need to be confirmed by
the consumer(s).
A message is sent when a new error is detected and when it disappears.
The table below lists the emergency codes supported by the LEMCOM module:
Communication fault on the COVAL bus
Table 9 – Emergency codes
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