Danfoss Heating
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SUC
Static Update Controller - This is a secondary
controller that acts as a back-up store of the
network routings. The SUC can be used as a
new primary network controller should the
original primary malfunction.
SIS
SUC ID Server - This is a SUC controller which
has been promoted by the network to become
the ID server. Any controller in the network can
include new nodes to the network, not just the
primary device, with a SIS in the network -
This
increases the functionality of the network
.