
1.1 Capabilities
The C-Bus
®
Network Bridge allows:
• Relaying of messages between Networks, to allow all Units on multiple Networks within the
one installation to be programmed and monitored from a central location
• Transmission of On, Off and Ramp to Level Commands, to allow the control of Output Units
on one Network by Input Units on another. Units across several Networks can be assigned the
same Group Address to provide this high level of control.
1.2 Limitations
The C-Bus Network Bridge has several limitations including:
• The MMI Status Report cannot be transferred across a Bridge and therefore an Input Unit
controlling a distant Output Unit over a Bridge cannot automatically correct itself
• As a Bridge can only send messages to one other Network as well as the adjacent Network,
you are limited in inter-Network control when Bridges are used in cascade form
• The maximum number of Network Bridges that can be cascaded is six (in-series). An
alternative Network Topology will be required to interconnect more than seven Networks.
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