Installation

12
Wiring HumidiPRO to FORCE FAN ON (Basic Humidifier)
M34574
1
L1
(HOT)
L2
HUMIDIFIER
C
R
U
U
S
S
24 VAC (CONSTANT)
OUTDOOR SENSOR
DPST RELAY
R
C
W
Y
G
1
3
4
6
2
5
NOTES: USE DPST RELAY FOR HUMIDITY ON DEMAND
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.