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WIRING DIAGRAMS
When R & C are used from a nearby thermostat:
If only 1 wire is available from the furnace to the humidistat, W1
may be obtained from the thermostat.
R
R
R
24vac
24vac
C
W1
W1
C
R
C
C
C
C
Humidistat
P110-0009
P110-0009
Humidistat
Thermostat
Furnace
Furnace
Humidifier
Humidifier
HUM
HUM
H1
H1
H1
H1
H2
H2
I
NTELLI
M
IST
H
UMIDIFIER