The RESIDEO TH8321R1001 VisionPRO 8000 with RedLINK is a 7-day programmable touchscreen thermostat for residential or light commercial applications. It can be wired directly to equipment or used with the THM5421R1021 Equipment Interface Module or THM4000R1000 TrueZONE Wireless Adapter. This thermostat integrates with RedLINK accessories like the Internet Gateway and wireless sensors for comprehensive home comfort management. It supports 3-Heat/2-Cool systems and operates on 18 to 30 Volt AC or 750 Millivolt.
One assignable input can be used with a wired outdoor, indoor, or discharge sensor.
Alerts and user interactions log keeps a searchable history of alerts and setting changes for troubleshooting.
Customizable service reminders allow dealers to notify customers about service needs or warranty expiration.
Product Highlights
RedLINK wireless communication, 7-day programmable touchscreen, and customizable service reminders for residential and light commercial use.
Indoor Temperature, Indoor Humidity, Outdoor Temperature, Outdoor Humidity, Time, Status Display
IAQ Capability
Humidification, Dehumidification, Ventilation
Energy Star Certified
Yes
Number of Batteries
4
Battery Life
1 Years
Battery Size
AA
Battery Type
Alkaline
Communication Type
RedLINK, WiFi
WiFi
No
WiFi Specifications
Internet Gateway THM6000R7001/U Provides WiFi Capabilities
Z-Wave
No
Z-Wave Specifications
Not Applicable
RedLINK
Yes
Sensor Type
Thermistor
Backlight Options
Adjustable
Clock Type
Year Clock
Demand Response
No
Humidity Set Point Max
Heating: 60% RH|Cooling: 80% RH
Humidity Set Point Min
Heating: 10% RH|Cooling: 40% RH
Mounting Location
Wall
Accuracy
±1°F (0.5°C), system dependent
Supply Current
H/C - 1.0A, fan - 0.6A
Memory
10 years, then 3-AAA batteries required
Remote Sensor
Room or OSA (accessory required)
Contact Type
SPST relays
Control
Proportional plus Integral (PI)
Dead-band
Adjustable, 2°/9°F, (1.5°/5°C)
Setpoint/Setback
Adjustable with programmable limits
Keypad Lockout
Unlocked, locked completely, or locked except setpoint
Display Features
3.5" x 2.5" backlit touch screen, temperature, humidity (TH8321), system, fan, time, day, setpoint, service reminders (TH), OSA temp if wired
Display Offset
±3°F (1.5°C), in 1°F (0.5°C) increments
Touch Screen Controls
Setpoints: Up/Down; System: Heat/Off/Cool/Auto; Fan Control: On/Auto/Circ (TH), On/Auto (TB); Schedule: 7 day, 2 or 4 periods; Hold: (TH) Permanent or time out; Holiday: (TB) Time out by days; Clock: 12-hour or 24-hour, ±1 min./month; Screen: °F/°C, backlight; Override: Occupied time out; Menu: Service set up, over 40 parameters; Wi-Fi Access (WF): Requires a Total Connect Account