RUUD UHC-TST422DFMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE

RUUD UHC-TST422DFMS Programmable Touchscreen Thermostat 

ULTIMATE CONTROL. ULTIMATE COMFORT

Introducing the 400-Series blue humidity touchscreen offers humid edification and dehumidification control, delivering a new line of comfort to your customers.

Features & Benefits

• Pre-configured software for dual-fuel operation
• Humidification and dehumidification control
• Hardwired
• Auto-changeover
• Programmable blower
• Intuitive red/blue temperature keys
• Keypad lockout option
• Large, easy-to-see characters
• Built-in diagnostics
• Outdoor Temperature Sensor (included)

Warranty

5 years from the date of purchase (contact the Ruud Parts Distribution Center for more information).

Dimensions

• 4.6″H x 5.9″W x 1.2″D

Thermal Specifications

• Setpoint Temperature Range: 45° to 99°F (7° to 32°C)
• Rated Differential: Heat 0.6°F; Cool 1.2°F
• Operating Ambient Temperature: 32° to 105°F (0° to 41°C)
• Operating Humidity Range: 90% non-condensing maximum
• Shipping Temperature Range: -40° to 150°F (-4° to 65°C)

Electrical Specifications

Rating

• Battery Power: mV to 30 VAC, NEC Class II, 50/60 Hz or D.C.
• Input-Hardwire: 20 to 30 VAC
• 1.5 Amps (load per terminal)
• 2.5 Amps maximum load (all terminals combined)

Standard Systems

• Single-stage gas, oil, electric
• Single-stage heat pump
• Millivolt systems
• Multi-Stage gas, oil, electric
• Multi-Stage heat pump

Programming

• Universal – installer selectable system applications
• Choice of 7-day or 5/1/1 programmable or non-programmable (installer selectable)
• 4 time and 4 temperature settings per program (2 setbacks) heat and cool, or selectable – 2 times and 2 temperature settings (1 setback)
• Energy savings of up to 33%
• Patented pre-programmed schedule simplifies time and temperature programming

Display

• Large 12-square-inch touchscreen display – largest in the industry
• Blue, lighted display for easier low-light viewing
• Larger, easy-to-read character size
• Extra-large touch keys for easy operation
• A clean, uncluttered touchscreen display provides easier navigation

Performance

• Universal Dual-Powered – choice of battery-powered or hardwired with battery backup Selectable Energy Management Recovery
• Meets California Building Code, Title 24
• Fast (FA) or slow (SL) heating cycle anticipation
• Exclusive “Call for Service” diagnostic indicator
• Compressor lockout protection
• Millivolt compatible
• Electric heat option

Comfort & Convenience

• Humidification and dehumidification control intuitive menu-driven set-up, programming, and operation, with an audio prompt to confirm touchscreen entries.
• Permanent program retention during power loss Temporary temperature override – can be set from 15 minutes for Temporary adjustments up to 7 days for a Vacation override
• Auto heat/cool changeover option – automatically switches between heating and cooling programs
• Heating and cooling, heating only or cooling only configuration (installer selectable)
• Setpoint temperature “limited range” capable
• Enhanced (variable) touchscreen security prevents tampering with UV lamp change reminder
• Furnace filter change reminder
• Humidifier pad change reminder
• Maintains room temperature to within +/- 1°F
• The room temperature display can be recalibrated up to +/-4°F

Terminal Designations

Thermostat System Matchups

Ruud Heating, Cooling, and Water Heating
P.O. Box 17010, Fort Smith, AR 72917
In keeping with its policy of continuous progress and product improvement, Ruud reserves the right to make changes without notice.”
PRINTED IN U.S.A. 8-10 DC FORM NO. T22-001 REV. 7 Supersedes Form No. T22-001 Rev. 6

Reference

Download Manual:

RUUD UHC-TST422DFMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE

RUUD UHC-TST422DFMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE