APPENDICES
Wiring TrueEASE to equipment with powered terminals.
ADD 24VAC ISOLATION RELAY (SUCH AS R8222B1067) BETWEEN THE HUMIDIFIER AND THE
AIR HANDLER.
THE 50027910-001 AIR-FLOW SWITCH (AFS) IS RECOMMENDED TO ENSURE AIR FLOW WHEN
THE HUMIDIFIER IS RUNNING. IF THE AFS IS USED, SET DIP SWITCH 1 TO OFF (LEFT).
HE150/HE250 USES A 15 VA TRANSFORMER WIRED INTO 24V IN.
HE100/HE200 USES A 10 VA TRANSFORMER WIRED INTO 24V IN
HE300 USES A LINE CORD PLUG.
WIRING DIAGRAM ASSUMES THE USE OF EQUIPMENT-SPECIFIC COMMUNICATING THERMOSTAT
CONTROLLING THE HUMIDIFIER.
1
2
3
4
4
M34836
COM HUM R G
DIP SWITCH SETTING
RESET POWER AFTER
ANY DIP SWITCH CHANGES
POWER IN
3
1
2
AFS
HE150/HE250/HE300
Wiring Conguration: Advanced Models (HE150/HE250/HE300)
Wiring to force fan on and prove airow in the duct.
ONLY NEEDED IF SYSTEM’S THERMOSTAT DOES NOT ISOLATE Y FROM G. IF NEEDED, BREAK THE THERMOSTAT
G TO SYSTEM G CONNECTION AND ROUTE THROUGH HUMIDIFIER AS SHOWN.
HE150/HE250 USES A 15 VA TRANSFORMER WIRED INTO 24V IN.
HE100/HE200 USES A 10 VA TRANSFORMER WIRED INTO 24V IN
HE300 USES A LINE CORD PLUG.
1
2
M34835
G (FURNACE)
G (THERMOSTAT)
1
DIP SWITCH SETTING
RESET POWER AFTER
ANY DIP SWITCH CHANGES
POWER IN
2
R
AFS
HE150/HE250/HE300
HumidiPRO
C
R
U
U
S
S
OUTDOOR
SENSOR
Humidier 69-2413EF—09
28
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