Delta AH500 Manual page 724

AH 5 00 Mo d u le Ma n ua l
The parameters are described below.
Parameter name
Guard Time
Node
Guarding
Life Time Factor
Node Heartbeat
Producer Time
Heartbeat
Master Consumer
Timeout
All the nodes configured
on the CANopen network
Node List
created are shown on the
node list.
The node which is
assigned an error control
Heartbeat protocol can monitor
consumer whether the nodes under
Heartbeat consumer are
offline.
After users select a node
on the node list, and click
be added to the list under
Heartbeat consumer.
After the users select a
node on the list under
Heartbeat consumer, and
click
selected will be deleted
from the list under
Heartbeat consumer.
After users select a node
on the list under Heartbeat
Edit...
consumer, and click
Edit..., they can change
the time set in the
1 5 - 1 2
, the node selected will
, the node
Description
A master station polls
slave stations according
to the interval set in the
Guard Time box.
Life time=Guard
time×Life time factor
If a slave station does
not respond to a master
station in a life time, the
master station will
consider the slave
station offline.
A slave station send a
heartbeat message to a
master station
according to the time
set in the Node
Heartbeat Producer
Time box.
If a master station does
not receive a heartbeat
message from a slave
station after the timeout
period set in the Master
Consumer Timeout
box, the master station
will consider the slave
station offline.
--
The number of nodes
under Heartbeat
consumer varies with
the device used.
--
--
--
Remark
If the Heartbeat
option button is
selected, the Node
Guarding option
button can not be
selected.
The time set in the
Master Consumer
Timeout box must
be greater than the
time set in the
Node Heartbeat
Producer Time
box.