Honeywell CIU 888 - Page 60

Commissioning of a Redundant System Setup
Ensite Pro to CIU 888 Migration Manual Part No.: 4417593_Rev09
3 - 10 CIU 888
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The Hot standby configuration settings of the secondary CIU Prime
are automatically configured based on the settings of the primary
CIU Prime (see FIGURE 3-8).
FIGURE 3-8 Ensite Pro: Hot standby configuration settings of the secondary CIU Prime
 The site configuration for a redundant system setup contains two
CIU Pluses: a primary CIU Plus and a secondary CIU Plus. The
configuration settings of both CIU Pluses must be the same with the
exception of the RTU addresses of the configured host ports. These
must be unique.