How To Wire A Humidifier To Daikin Furnace - Daikin One+ Reference Manual

How to Wire a Humidifier to Daikin Furnace

The indoor furnace control is equipped with a dedicated
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humidification relay which is available through ¼ inch
terminals HUM-IN and HUM-OUT
HUM-IN must be powered with the desired voltage
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(24 VAC from the R terminal or 115 VAC from L1 terminal)
Humidification relay turns ON when there is call for heat
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and a call for humidification
For 2-stage furnace only, humidifier relay supports
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below modes
ON: Humidifier is turned on with a heat demand
–
and humidification demand
OFF: Humidifier remains off (relay never closes).
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NEUTRAL
HUMIDIFIER
24 VOLT
COMMON
HUMIDIFIER
L1
R
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