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Fig.3: Main Fire Alarm Module
Fig.4: CEM Circuit Expander Module
6.2 CIRCUIT EXPANDER MODULE (Model CEM)
Class A / B Selection: JW2 & JW3
are connected from 1 to 2 for Initiating
Circuit Class B (Style B) operation,
and from 2 to 3 for Class A (Style D)
operation.
Note that the Class A/B selection
affects all Initiating Circuits, and
must be used with the correct
Configuration DIP Switch Setting.
P1 & P2: Connections to P7 & P6
respectively on the Main
Fire Alarm Board.
SW5,6: Configuration DIP Switches.
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