Spec Sheet
Table Of Contents
- Application
- Features
- Contents
- Specifications
- System Installation
- Installation Options
- Guidelines for Installing RedLINK Devices
- Installing Equipment Interface Module (if used)
- Wiring 24 Vac Common
- Selecting Discharge and Return Air Temperature Sensor Mounting Locations
- Selecting Return Air Temperature Sensor Mounting Location
- Installing Discharge and Return Air Temperature Sensors
- Selecting Thermostat Location
- Installing Wallplate
- Power Optional REDLINK™ Accessories
- Performing Initial Setup
- Linking Thermostat to Equipment Interface Module (if used)
- Linking RedLINK™ Accessories
- Completing Initial Setup
- Adding RedLINK Accessories to the Thermostat
- Locating the Connect Buttons on RedLINK Accessories
- Finding Your Password (Date Code) to Access Installer Options
- Installer Options
- Making Changes to Installer Setup
- Installer Tests
- Operation
- Setting the time/date
- Setting the fan
- Setting system mode
- Preset Energy-Saving Schedules
- Adjusting program schedules
- Overriding schedules: residential use
- Overriding schedules: commercial use
- Viewing equipment status
- Setting vacation hold: residential use
- Setting holiday/event schedules: commercial use
- Setting custom events: commercial use
- Setting holiday schedule: commercial use
- Setting holiday override: commercial use
- Initiating occupancy mode: commercial use
- Remote setback: commercial use
- Adjusting humidification settings
- Adjusting dehumidification settings: residential use
- Adjusting dehumidification settings: commercial use
- Adjusting ventilation settings
- Customizing screen color
- Setting preferences
- Cleaning the thermostat screen
- Adjusting security settings
- Viewing dealer information
- Advanced Features
- Installer options
- Using the temperature display
- Using the humidity display
- Universal Outputs (U1, U2, U3)
- Universal Inputs (S1, S2, S3, S4)
- Alerts and Diagnostics
- Heat Pump and Backup Heat Operation
- Indoor Air Quality (IAQ) Control
- IAQ Reminders
- Customizable Reminders
- USB Port
- Commercial Features
- Overriding schedules: commercial use
- Setting holiday/event schedules: commercial use
- Setting custom events: commercial use
- Setting holiday schedule: commercial use
- Setting holiday override: commercial use
- Initiating occupancy mode: commercial use
- Ramp Rates
- Custom Names
- Remote Setback
- Economizer and Time of Day (TOD) Operation
- Pre-Occupancy Purge
- Battery Replacement
- Optional Accessories
- Portable Comfort Control
- Remote Indoor Sensors
- Backup Control
- Replacing a Thermostat
- Replacing an Equipment Interface Module
- Wiring
- EIM Wiring Diagrams
- THX9321 Thermostat Wiring Diagrams
- THX9321 Thermostat Wiring Diagrams Using Universal Relays to Control Heating or Cooling
- Wiring IAQ Equipment or a Heat/Cool Stage to the Universal Terminals
- Economizer Module Wiring Diagrams
- Wiring C7089U1006 Outdoor Sensor
- Wiring guide — Wired Indoor Sensors
- Zoning
- Troubleshooting
- Regulatory Information
THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ WITH EIM
68-0311—07 6
Wireless Indoor
Sensor
C7189R1004 0 to 120 °F
(-17.8 to 48.9
°C)
For optimal
Battery Life:
35 to 114 °F
(1.7 to 45.6 °C)
5% to 90%
Non-Condensing
-20 to 120 °F
(-28.9 to 48.9 °C)
2-7/8 x 1-7/8 x 15/16
(74 x 48 x 24)
Arctic
White
Wired Outdoor
Sensor
(10K ohm
Negative
Temperature
Coefficient)
C7089U1006 -40 to 120 °F
(-40 to 48.9 °C)
5% to 95%
Non-Condensing
-40 to 130 °F
(-40 to 54.4 °C)
1-1/2 (38) - -
Wired Wall Mount
Indoor Sensor
(10K ohm
Negative
Temperature
Coefficient)
C7189U1005 45 to 88 °F
(7 to 32 °C)
5% to 95%
Non-Condensing
-20 to 120 °F
(-28.9 to 48.9 °C)
2-9/32 x 1-1/2 x 11/16
(58 x 38 x 18)
Premier
White
Wired Wall Mount
Indoor Sensor
(20K ohm
Negative
Temperature
Coefficient)
TR21 45 to 99 °F
(7 to 37 °C)
5% to 95%
Non-Condensing
-40 to 150 °F
(-40 to 65.5 °C)
4-9/16 x 3 x 7/8
(116 x 76.5 x 22)
White
Wired Wall Mount
Indoor Sensor
(10K ohm
Negative
Temperature
Coefficient)
TR21-A 45 to 99 °F
(7 to 37 °C)
5% to 95%
Non-Condensing
-40 to 150 °F
(-40 to 65.5 °C)
4-9/16 x 3 x 7/8
(116 x 76.5 x 22)
White
Wired Flush Mount
Indoor Sensor
(20K ohm
Negative
Temperature
Coefficient)
C7772A1004 45 to 99 °F
(7 to 37 °C)
5% to 95%
Non-Condensing
-40 to 150 °F
(-40 to 65.5 °C)
4-1/2 x 2-3/4 x 5/16
(114 x 70 x 8)
Brushed
Stainless
Steel
Wired Flush Mount
Indoor Sensor
(20K ohm
Negative
Temperature
Coefficient)
C7772A1012 45 to 99 °F
(7 to 37 °C)
5% to 95%
Non-Condensing
-40 to 150 °F
(-40 to 65.5 °C)
4-1/2 x 2-3/4 x 5/16
(114 x 70 x 8)
Brushed
Stainless
Steel
Discharge or
Return A
ir Sensor
(10K ohm
Negative
Temperature
Coefficient)
C7735A1000* 0 to 200 °F
(- 17.8 to 93.3
°C)
- - -20 to 120 °F
(-28.9 to 48.9 °C)
Probe:
3-3/4 x 1/4 (77 x 6.4)
Cap Diameter:
2-7/16 (62)
Gray
Discharge or
Return Air Sensor
(20K ohm
Negative
Temperature
Coefficient)
C7041 - - - - - - 4-3/16 x 2-5/16 x 1-
11/16
(107 x 59 x 43)
- -
Discharge or
Return Air Sensor
(20K ohm
Negative
Temperature
Coefficient)
C7770A1006 45 to 99 °F
(7 to 37 °C)
5% to 95%
Non-Condensing
-40 to 150 °F
(-40 to 65.5 °C)
Probe: 6 x 1/4
(152 x 6.4)
- -
Table 2. Thermostat Replacement Parts and Accessories. (Continued)
Product Part Number
Operating
Ambient
Temperature
Operating Relative
Humidity
Shipping
Temperature
Physical Dimensions in in.
(mm) Color(s)