Honeywell HumidiPRO H6062A1000/U Installation Instructions Manual page 12

Wiring HumidiPRO to FORCE FAN ON (Basic Humidifier)
R
C
W
Y
G
NOTES: USE DPST RELAY FOR HUMIDITY ON DEMAND
C
R
U
U
S
S
DPST RELAY
1 3
2
6
4
5
WITH A BASIC HUMIDIFIER.
HUMIDIFIER MUST BE PLUMBED TO HOT WATER
WHEN FORCING FAN.
HONEYWELL ADVANCED HUMIDIFIERS DO NOT
NEED A RELAY TO FORCE FAN.
HUMIDIFIER
24 VAC (CONSTANT)
OUTDOOR SENSOR
12
1
L2 L1
(HOT)
M34574