10 "can on board" system bus – Lenze E94AxPExxxx User Manual
Page 376
10
"CAN on board" system bus
10.9
Monitoring
376
Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Heartbeat consumer time
Monitoring time for the nodes (producers) to be monitored.
• Can be parameterised in
• The parameterised time is rounded down to an integer multiple of 5 ms and must have a greater
value than the heartbeat producer time of the node to be monitored.
• A consumer can monitor up to 32 producers.
Heartbeat event
The "Heartbeat event" is activated in the consumer if it does not receive any heartbeat telegram
from the producer within the heartbeat consumer time:
• In the Lenze setting, the consumer changes from the "Operational" communication status into
the "Pre-Operational" communication status.
•
or the
object serve to set a status change.
• The NMT master receives an emergency telegram containing emergency error code 0x8130.
• The response parameterised in
for the corresponding producer takes place (Lenze
setting: "No response").
Note!
The heartbeat monitoring will not start until the first heartbeat telegram of a monitored
producer has been received successfully and the "Pre-Operational" NMT status has been
assumed.
The boot-up telegram counts as the first heartbeat telegram.