PRODUCT DATA
THX9321 Prestige
®
2.0 and
THX9421 Prestige
®
IAQ with EIM
APPLICATION
The Prestige 2.0 and Prestige IAQ Systems feature an
effortless, 7-Day programmable color touchscreen
thermostat that provides control of temperature,
humidification, dehumidification, and ventilation for up to
4 Heat/2 Cool heat pump systems or up to 3 Heat/2 Cool
conventional systems for residential and commercial
applications.
FEATURES
• RedLINK™ Compatible
Increase your content and profit per job by including
RedLINK™ accessories that meet your customers
comfort and convenience needs. RedLINK accessories
include the Wireless Outdoor Sensor, Portable Comfort
Control (PCC), Equipment Interface Module (EIM),
RedLINK Internet Gateway, Wireless Indoor Sensor, Tru-
eSTEAM™ humidifier with Wireless Adapter,
TrueZONE™ zoning panel with Wireless Adapter, Vent
Boost Remote and Entry/Exit Remote.
• Also Compatible with Equipment Remote Module
(ERM) ERM5220R
• Customizable Service Reminders
Set up to 10 service reminders. Choose from the pre-set
options or customize your own. Reminders based on
date or the outdoor temperature.
• Delta T Alerts and Diagnostics
Alerts give customers a sense of security while allowing
you to service or replace the equipment prior to a loss of
heating or cooling. Based on limits you set at installa-
tion, customers can be alerted when their system is not
operating as expected. The system alert will instruct
customers to contact you for assistance. Requires
Equipment Interface Module.
• Delta T Installer Test
Save time by viewing Delta T while running a system
test to verify proper operation. Requires Equipment
Interface Module.
• Universal Inputs
EIM - S1, S2, S3, S4
Assignable inputs allow you to setup Indoor and
Outdoor Temperature Sensors, Discharge and Return
Air Sensors or Dry Contact Devices. Dry Contact
Devices can be used to trip pre-set or customized alerts
on the thermostat home screen. Requires Equipment
Interface Module.
• Data Logs
The thermostat stores an Alerts Log, User Interactions
Log and a Performance Log to quickly determine if an
issue is caused by a system error or an accidental user
error. Note: The Performance Log only applies to the
THX9421 thermostat.
• Selectable for Residential and Light Commercial
Applications
One thermostat does it all to meet the needs of Resi-
dential and Light Commercial applications. Simply
select Residential or Commercial during the installer
setup. If Commercial is selected, the thermostat will use
commercial language, meet building codes and offer
365 day holiday scheduling.
• USB Port for Quick Installer Setup
Save time by using a USB stick to upload installer set-
tings, and service reminders in one simple step.
• Selectable Sensors
When paired with a Wireless Indoor Sensor(s) you have
the ability to choose which sensor(s) to use for tem-
perature, humidification and dehumidification. They
can be used in combination for temperature averag-
ing—or individually—to condition humidity levels in
separate spaces.
THX9321 Prestige
®
2.0
THX9421 Prestige
®
IAQ with EIM
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