Lenze E94AYCCA User Manual
Page 77
EDS94AYCCA EN 5.0 - 06/2012
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77
E94AYCCA communication manual (CANopen®)
Monitoring
Node guarding protocol
Life guarding event
The "life guarding event" is triggered in the NMT slave if the slave has not received an RTR
telegram from the NMT master within the node life time:
In the Lenze setting, the NMT slave changes from the "Operational" communication
status into the "Pre-Operational" communication status.
–
object can be used to set another status change.
An emergency telegram with the emergency error code 0x8130 is transmitted to the
NMT master.
The response parameterised in
/
is executed (Lenze setting: "No
response").
Node guarding event
The "node guarding event" is triggered in the NMT master if the master has not received
any response to its RTR telegram from the requested NMT slave within the node life time
or if the toggle bit in the response telegram has not changed within the node life time.
In the Lenze setting, the NMT master changes from the "Operational" communication
status into the "Pre-Operational" communication status.
–
object can be used to set another status change.
The response parameterised in
setting: "No response"). For each monitored node, an individual NMT master response
can be set.
Note!
The "Life Guarding Event" can only be triggered in the NMT slave if at least one
RTR telegram has been received successfully from the NMT master.
Note!
The "Node Guarding Event" can only be triggered in the NMT master if at least
one response has been received successfully from the requested NMT slave.