Honeywell Prestige Catalog Page
Programmable Thermostats
THX9421R5021SG
THX9421R5021WW or
THX9421R5021WG
THX9421R5021BB
THM5421R1021
C7089R1013
C7735A1000
Discharge and
Return Air Sensors
Prestige® IAQ 2-Wire Comfort System
The Prestige® IAQ thermostat is a 2-wire, high-definition, color,
touchscreen thermostat, 7-day programmable and selectable for
residential or light commercial use. Controls up to 4-stages of heat
and 2-stages of cool in a heat pump system and up to 3-stages of
heat and 2-stages of cool in a conventional system. Three sets of
Universal IAQ contacts to control humidification, dehumidification,
and ventilation. Four sensor inputs for wired sensors or dry
contact devices. Works with the Equipment Interface Module and
RedLINK® accessories including the RedLINK® Internet Gateway,
Portable Comfort Control, Wireless Outdoor Sensor and Wireless
Indoor Sensor.
Application:
Conventional Systems
Dimensions, Approximate: 3 1/2 in. High, 4 1/2 in. Wide, 7/8 in. Deep
(88 mm. High, 115 mm. Wide, 22 mm. Deep)
Display Size:
Programmability: 7-Day Multiple Day Programming or Non-Programmable
Changeover: Auto or Manual
Stages: Up to 4 Heat / 2 Cool Heat Pump or Up to 3 Heat / 2 Cool
Conventional
Electrical Connections: Screw terminals
Electrical Ratings: 18 to 30 Vac
Switch Positions (System): HEAT-OFF-COOL-AUTO-EM.HEAT
Switch Positions (Fan): AUTO-ON-CIRC-FOLLOW SCHEDULE
Terminal Designations:
Y2, G, A-L/A, U1, U1, U2, U2, U3, U3, S1, S1, S2, S2, S3, S3, S4, S4, A,
B, C, D
Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
Humidification Setting Range: 10 to 60% RH.
Dehumidification Setting Range: 40 to 80% RH.
Operating Temperature Range: 32 F to 120 F (0 C to 48.9 C)
Temperature Setting Range: Heat: 40 F to 90 F; Cool 50 F to 99F
(Heat: 4.5 C to 32.0 C; Cool: 10 C to 37.0 C)
Frequency: 50 Hz; 60 Hz
Material Number Color Includes
YTHX9421R5085WW/U Front: White,
YTHX9421R5085BB/U Front: Black,
YTHX9421R5085WG/U Front: White,
YTHX9421R5085SG/U Front: Silver,
YTHX9421R5101WW/U Front: White,
YTHX9421R5101BB/U Front: Black,
YTHX9421R5101WG/U Front: White,
YTHX9421R5101SG/U Front: Silver,
Up to 4 Heat/2 Cool Heat Pumps or Up to 3 Heat/2 Cool
8.06 sq in.
R, RC, RH, C, W-O/B, W2-AUX1, W3-AUX2, Y,
Side: White
Side: Black
Side: Gray
Side: Gray
Side: White
Side: Black
Side: Gray
Side: Gray
Kit contains THX9421R5021WW Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module
and 2 Duct Sensors
Kit contains THX9421R5021BB Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module
and 2 Duct Sensors
Kit contains THX9421R5021WG Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module
and 2 Duct Sensors
Kit contains THX9421R5021SG Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module
and 2 Duct Sensors
Kit contains THX9421R5021WW Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module,
C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
Kit contains THX9421R5021BB Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module,
C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
Kit contains THX9421R5021WG Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module,
C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
Kit containsTHX9421R5021SG Prestige® IAQ 2-Wire Thermostat, THM5421R1021 Equipment Interface Module,
C7089R1013 Wireless Outdoor Sensor and 2 Duct Sensors
• Control heating, cooling and IAQ equipment with only 2 wires at the
thermostat. Heating, cooling and IAQ equipment wires to the
Equipment Interface Module.
• Smart Schedule - programs in seconds for any lifestyle.
• Patented interview based programming and installer setup.
• Increase profit per job by including RedLINK® accessories that
provide comfort and convenience.
• Selectable for residential and light commercial applications. Meets
commercial code and is title 24 compliant.
• Light commercial language (occupied and unoccupied), schedule
holidays and custom events, remote setback, economizer and time
of day.
• Delta T Alerts and Diagnostics informs customers when their system
is not performing as expected.
• Keeps a history of heating and cooling performance.
• Quickly determine if the system is performing as expected and
reduces service time on the job.
• Customizable Service Reminders allow dealers to remind their
customers when to call for service, when their warranty is expiring
and to provide customized alerts.
• USB port for transferring Installer Setup, Customizable Reminders,
Custom Events and Holidays to multiple thermostats.
• 3 assignable outputs to control humidification, dehumidification,
ventilation and a stage of heating or cooling.
• 4 assignable inputs on the Equipment Interface Module can be used
with wired outdoor, indoor or discharge/return sensors, occupancy
sensor for remote setback and dry contact devices to trip prepackaged or custom alerts.
• Tri-lingual - English, French and Spanish - display options.
Power Method: Hardwired
Comments: Tri-Lingual Display (selectable for English, French or
Spanish)
Used With: THM5421R1021 Equipment Interface Module and
RedLINK® accessories
Accessories
THM6000R1002-RedLINK Internet Gateway
THM4000R1000-Wireless Adapter for use with RedLINK™ enabled
thermostats and TrueZONE™ system
THM5421R1021-Equipment Interface Module
YTHM5421R1010-Equipment Interface Module Kit with 2 Duct Sensors.
REM1000R1003-Wireless Entry/Exit Remote
HVC20A1000-Wireless Vent and Filter Boost Remote
C7089R1013-Senses outdoor temperature and humidity to display on
RedLINK™ enabled thermostats and accessories.
C7189R1004-Wireless Indoor Air Sensor.
THP2400A1027W-
IAQ 2-Wire Thermostat.
THP2400A1027G-Gray Coverplate assembly for use with the Prestige®
IAQ 2-Wire Thermostat.
THP2400A1027B-Black Coverplate assembly for use with the Prestige®
IAQ 2-Wire Thermostat.
White Coverplate assembly for use with the Prestige®
Commercial
Components
70-6910 501
Programmable Thermostats
THX9421R5021SG
THX9421R5021WW or
THX9421R5021WG
THX9421R5021BB
Prestige® IAQ 2-Wire Thermostat
The Prestige® IAQ thermostat is a 2-wire, high-definition, color,
touchscreen thermostat, 7-day programmable and selectable for
residential or light commercial use. Controls up to 4-stages of heat
and 2-stages of cool in a heat pump system and up to 3-stages of
heat and 2-stages of cool in a conventional system. Three sets of
Universal IAQ contacts to control humidification, dehumidification,
and ventilation. Four sensor inputs for wired sensors or dry
contact devices. Works with the Equipment Interface Module and
RedLINK® accessories including the RedLINK® Internet Gateway,
Portable Comfort Control, Wireless Outdoor Sensor and Wireless
Indoor Sensor.
• Control heating, cooling and IAQ equipment with only 2 wires at the
thermostat. Heating, cooling and IAQ equipment wires to the
Equipment Interface Module.
• Smart Schedule - programs in seconds for any lifestyle.
• Patented interview based programming and installer setup.
• RedLINK® wireless communication.
• Increase profit per job by including RedLINK® accessories that
provide comfort and convenience.
• Selectable for residential and light commercial applications. Meets
commercial code and is title 24 compliant
• Light commercial language (occupied and unoccupied), schedule
holidays and custom events, remote setback, economizer and time
of day.
• Delta T Alerts and Diagnostics informs customers when their system
is not performing as expected.
• All Prestige® IAQ kits come standard with a return and discharge air
temperature sensor to measure Delta T.
• Keeps a searchable history of alerts and setting changes to the
thermostat to determine if there is a system malfunction or if the
issue was caused by user error. Saves time in troubleshooting.
• Keeps a history of heating and cooling performance.
• Quickly determine if the system is performing as expected and
reduces service time on the job.
• Customizable Service Reminders allow dealers to remind their
customers when to call for service, when their warranty is expiring
and to provide customized alerts.
• USB port for transferring Installer Setup, Customizable Reminders,
Custom Events and Holidays to multiple thermostats.
• USB port for adding the dealer's full color business logo on the
screen.
• 3 assignable outputs to control humidification, dehumidification,
ventilation and a stage of heating or cooling.
• 4 assignable inputs on the Equipment Interface Module can be used
with wired outdoor, indoor or discharge/return sensors, occupancy
sensor for remote setback and dry contact devices to trip prepackaged or custom alerts.
• Tri-lingual - English, French and Spanish - display options.
Application:
Conventional Systems
Dimensions, Approximate: 3 1/2 in. High, 4 1/2 in. Wide, 7/8 in. Deep
(88 mm. High, 115 mm. Wide, 22 mm. Deep)
Display Size:
Programmability: 7-Day Multiple Day Programming or Non-Programmable
Changeover: Auto or Manual
Stages: See Equipment Interface Module
Electrical Connections: Screw terminals
Electrical Ratings: 18 to 30 Vac
Terminal Designations:
Module
Operating Humidity Range (% RH): 5 to 90% RH, non-condensing
Humidification Setting Range: 10 to 60% RH.
Dehumidification Setting Range: 40 to 80% RH.
Operating Temperature Range: 32 F to 120 F (0 C to 48.9 C)
Temperature Setting Range: Heat: 40 F to 90 F; Cool 50 F to 99F
(Heat: 4.5 C to 32.0 C; Cool: 10 C to 37.0 C)
Frequency: 50 Hz; 60 Hz
Powe r Metho d: Hardwired
Comments: Tri-Lingual Display (selectable for English, French or
Spanish)
Material Number Color
THX9421R5021WW/U Front: White,
THX9421R5021BB/U Front: Black,
THX9421R5021WG/U Front: White,
THX9421R5021SG/U Front: Silver,
Up to 4 Heat/2 Cool Heat Pumps or Up to 3 Heat/2 Cool
8.06 sq in.
R, C then RedLINK to Equipment Interface
Switch Positions
(System) Switch Positions (Fan) Used With
Side: White
Side: Black
Side: Gray
Side: Gray
HEAT-OFF-COOL-AUTOEM.HEAT
HEAT-OFF-COOL-AUTOEM.HEAT
HEAT-OFF-COOL-AUTOEM.HEAT
HEAT-OFF-COOL-AUTOEM.HEAT
Accessories:
REM5000R1001-Portable Comfort Control uses RedLINK™ to sense
and control room temperature anywhere in the home. Works in both
zoned and non-zoned applications.
C7089R1013-Senses outdoor temperature and humidity to display on
RedLINK™ enabled thermostats and accessories.
THM6000R1002-RedLINK Internet Gateway
THM4000R1000-Wireless Adapter for use with RedLINK™ enabled
thermostats and TrueZONE™ system
THM5421R1021-Equipment Interface Module
YTHM5421R1010-Equipment Interface Module Kit with 2 Duct Sensors.
REM1000R1003-Wireless Entry/Exit Remote
HVC20A1000-Wireless Vent and Filter Boost Remote
C7189R1004-Wireless Indoor Air Sensor.
THP2400A1027W-
IAQ 2-Wire Thermostat.
THP2400A1027G-Gray Coverplate assembly for use with the Prestige®
IAQ 2-Wire Thermostat.
THP2400A1027B-Black Coverplate assembly for use with the Prestige®
IAQ 2-Wire Thermostat.
AUTO-ON-CIRCFOLLOW SCHEDULE
AUTO-ON-CIRCFOLLOW SCHEDULE
AUTO-ON-CIRCFOLLOW SCHEDULE
AUTO-ON-CIRCFOLLOW SCHEDULE
White Coverplate assembly for use with the Prestige®
THM5421R1021 Equipment Interface Module
and RedLINK® accessories
THM5421R1021 Equipment Interface Module
and RedLINK® accessories
THM5421R1021 Equipment Interface Module
and RedLINK® accessories
THM5421R1021 Equipment Interface Module
and RedLINK® accessories
502 customer.honeywell.com 70-6910
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