Emerson 1HDEZ-1521 installation instructions Wiring Guide for Equipment Accessories

Installation

Wiring Guide for Equipment Accessories

Fig. 3 - Humidifier. HM terminal provides system 24V on call for humidification

R		HM DRY	HM	Non-Powered
C	RH	HM2	HM2	Humidifier
Transformer

Fig. 4 - Powered Humidifier. With HM DRY switch in HM2 position, HM and HM2 provide normally open dry contact for low voltage (24V) powered humidifier connection.

HM DRY	HM2	HM	Non-Powered
RH			Humidifier
		HM2

Fig. 5 - Powered Dehumidifier.With DHM DRY switch in DHM2 position, DHM and DHM2 provide normally open dry contact for low voltage (24V) whole house powered dehumidifier connection.

RH	DHM2	DHM	Powered
		DHM2	Dehumidifier
DHM DRY

INSTALLATION

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