Overview EXP-0100

The EXP-0100 Expansion Module is designed to be integrated with the HBX CPU-1000 HVAC Controller, it is not a standalone control device. The purpose and function of the EXP-0100 is to provide system expansion capabilities. Its primary use is to add additional boiler stages. For example, 1 CPU-1000 + 1 EXP-0100 can provide a total of 4 boiler stages (when configured as a staging control).

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