3 commissioning example, Commissioning example, 9system bus "can on board – Lenze 8400 BaseLine C User Manual
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Lenze · 8400 BaseLine C · Reference manual · DMS 1.6 EN · 01/2014 · TD05
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9
System bus "CAN on board"
9.8
Monitoring
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9.8.2.3
Commissioning example
Task
An 8400 controller (node 2) which is configured as heartbeat consumer is to monitor another 8400
controller (heartbeat producer, node 1).
• The heartbeat producer is to transmit a heartbeat telegram to the heartbeat consumer every
10 ms.
• The heartbeat consumer monitors the heartbeat telegram for arrival. A response is to be activa-
ted in the event of an error.
Parameterising the heartbeat producer (node 1)
1. Set the heartbeat producer time (
) to 10 ms.
Parameterising the heartbeat consumer (node 2)
1. Set the CAN node address of the producer in
.
2. Set the heartbeat consumer time in
.
• Note: The heartbeat consumer time must be greater than the heartbeat producer time of the
node to be monitored set in
3. Set the desired response in
which is to be activated should a heartbeat event in the con-
sumer occur.
Tip!
In
displays the heartbeat status of the monitored nodes.
Heartbeat telegram
• The heartbeat telegram of the producer has the following identifier:
Identifier (COB-ID) = 1792 + producer's node address = 1792 + 1 = 1793 = 0x701
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.