Wiring Diagrams - Honeywell visionpro series Installation Manual

POWERED HUMIDIFIER, DEHUMIDIFIER OR VENTILATOR
THERMOSTAT
C
K
R
C
R
POWERED
U1
HUMIDIFIER,
DEHUMIDIFIER
U1
OR VENTILATOR
DEHUMIDIFICATION WITH LOW SPEED FAN
THERMOSTAT
C
K
R
C
FIELD INSTALL JUMPER
R
1 BETWEEN R AND U1
U1
OR
DEHUMIDIFICATION
U1
WITH LOW SPEED FAN
Wire the thermostat universal relay to the low speed fan
for dehumidification control at the equipment. The
thermostat relay can be set to normally open or
normally closed in the thermostat installer setup.
Normally open, dry contacts
Normally closed, dry contacts
1.5 Remove coin cell battery tab
1.5a Remove tab to activate coin
cell battery.
NOTE: Coin cell battery saves time
and date during a power loss.
1.6 Mount thermostat on wallplate.
Align thermostat at bottom and
snap into place as shown.
SYSTEM
TRANSFORMER
C
120 VAC
24
LINE
VAC
VOLTAGE
R
HUM, DEHUM OR
VENT
TRANSFORMER
120 VAC
24
LINE
VAC
VOLTAGE
MCR34009A
SYSTEM
TRANSFORMER
C
120 VAC
24
LINE
VAC
VOLTAGE
R
MCR34014A

Wiring Diagrams

NON-POWERED HUMIDIFIER, DEHUMIDIFIER OR VENTILATOR
THERMOSTAT
C
K
R
C
R
U1
U1
CONNECTING A HEAT OR COOL STAGE TO U1
THERMOSTAT
C
K
R
R
1
U1
U1
1
U1 terminals are normally open dry contacts when set
up for a stage of heating or cooling.
2
You must install a field jumper if the stage of heating
or cooling is powered by system transformer. Do NOT
install a field jumper if the stage of heating has its own
transformer.
Coin
cell
battery
tab
Thermostat
5
TRANSFORMER
C
24
VAC
R
FIELD INSTALL JUMPER
BETWEEN R AND U1
NON-POWERED
HUMIDIFIER,
DEHUMIDIFIER
OR VENTILATOR
TRANSFORMER
C
24
VAC
R
C
2
HEAT STAGE 3, COOL
STAGE 3, BACKUP HEAT
STAGE 2 FOR HEAT
PUMPS, OR GEOTHERMAL
RADIANT HEAT
SYSTEM
120 VAC
LINE
VOLTAGE
MCR34010A
120 VAC
LINE
VOLTAGE
MCR34007A