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Digital Humidistat with Fan Switch Wiring Diagram
Digital Humidistat with Humidifier Control Wiring Diagram
CR DHG RF
RC HVD G
Dehumidistat Fan Control
GFGT
DVA Low Voltage Terminal
Optional
24-Volt
Damper
Furnace/Air Handler Interlock
“G” Terminal on existing thermostat*
“G” Terminal on furnace or air handler*
(24V Hot) “R” Terminal on furnace or air handler
15-minute time delay “On Make”
“X” required on UH models only
X
XV
*Remove existing wire between T-stat and furnace or air handler.
CR DHG RF
RCHVD
G1 R G2 H H
G
N.O.
Field
Supplied
24-Volt
Relay
Optional
24-Volt
Damper
S2000 & S2020 Humidifier Dehumidistat Fan Control
GFGT
DVA Low Voltage Terminal
Furnace/Air Handler Interlock
“G” Terminal on existing thermostat*
“G” Terminal on furnace or air handler*
(24V Hot) “R” Terminal on furnace or air handler
*Remove existing wire between T-stat and furnace or air handler.