Honeywell Home VisionPRO 8000 Manual page 131

Wiring IAQ Equipment or a Heat/Cool Stage to the Terminals
To Equipment Interface Module
"U" terminals can be used for humidification, dehumidification, ventilation or a stage of heating/cooling.
U3
U3
1
U2
U2
U1
POWERED
HUMIDIFIER
U1
RH
RC
R 24
24
VAC
VAC
C
Fig. 332. Typical hookup of powered humidifier.
U3
U3
1
U2
U2
U1
POWERED
VENTILATOR
U1
RH
RC
R
24
VAC
C
Fig. 333. Typical hookup of powered ventilation.
U3
U3
1
U2
U2
U1
POWERED
DEHUMIDIFIER
U1
RH
RC
R
24
VAC C
Fig. 334. Typical hookup of powered dehumidifier (whole
house dehumidifer).
1Any combination of relays (U1, U2, U3) can be used. They are set in the thermostat installer setup.
2Wire the EIM relay to the low speed fan for dehumidification control at the equipment. The EIM relay can be set to be nor-
mally open or normally closed in the thermostat installer setup.
Normally open, dry contacts
Normally closed, dry contacts
24 120
VAC VAC
120
VAC
MCR32393A
24 120
VAC VAC
24 120
VAC VAC
MCR32396A
24 120
VAC VAC
24 120
VAC VAC
MCR32398A
U3
U3
U2
U2
U1
U1
RH
RC
R
24 VAC
C
Fig. 335. Typical hookup of non-powered humidifier.
U3
1
U3
U2
U2
NON-POWERED
U1
U1
RH
RC
R
24 VAC
C
Fig. 336. Typical hookup of non-powered ventilation.
U3
U3
U2
U2
U1
OR
U1
RH
RC
R
24 VAC
C
Fig. 337. Typical hookup of variable speed blower for
dehumidification in low speed.
131
®
VISIONPRO 8000 WITH REDLINK™
1
NON-POWERED
HUMIDFIER
FIELD INSTALLED
JUMPER BETWEEN
R AND U1
24 120
VAC VAC
VENTILATOR
FIELD INSTALLED
JUMPER BETWEEN
R AND U1
24 120
VAC VAC
MCR31587
1
2
DEHUMIDIFICATION
WITH LOW SPEED FAN
FIELD INSTALLED
JUMPER BETWEEN
R AND U1
120
24
VAC
VAC
68-0312—06