Honeywell TrueDRY DR90 Guide D'installation page 12

Wiring (continued)
Follow this diagram if using TrueDRY
DR90/DR120 with a powered dehumidistat
such as TrueIAQ (DG115EZIQ).
Follow this diagram if using TrueDRY
DR90/DR120 with a VisionPRO IAQ.
10
1
R
C
TrueIAQ
SENSOR OUTDOOR
SENSOR
SENSOR
(PROVIDED)
68
In
40 SWITCH
%
76
Out
55
%
W
2
:
1215
PM
G
VENT
VENT
DEHUM
DEHUM
HUM
HUM
1 IF A THERMOSTAT OTHER THAN A TH5110, TH5220, TH5320, TH6110, TH6220, TH6320,
TH8110, TH8320, OR TH8321 IS USED, A RELAY MAY BE REQUIRED TO ISOLATE THE G WIRE.
PROGRAM ISU SETTING 60 TO Ø TO FORCE SYSTEM FAN ON WITH DEHUMIDIFICATION CALL.
2
EQUIPMENT INTERFACE MODULE (EIM)
D-1
R-2
C-3
VISIONPRO IAQ
+
FLOAT
FLOAT
DHUM
R
FAN
C
TrueDRY
TrueDry DR90/DR120 Dehumidification System 69-2690EFS—04
THERMOSTAT
HVAC
R Rc C W Y G
EARD-6
TrueDRY
FLOAT DHUM R FAN C
1
C
CONV. HP
2 W1 O/B
3
W2 AUX
C W3 AUX2
R Y Y
RC Y2 Y2
G
RH G G
H1
U
M2
D1
OR
H
M2
V1
N
T2
EARD-6
R
C
W
Y
G
M29842A
FURNACE
FAN BOARD
HEAT 1 RELAY
HEAT 2 RELAY
HEAT 3 RELAY
COOL 1 RELAY
COOL 2 RELAY
FAN RELAY
M29843A