RUUD UHC-TST550CMMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE

RUUD UHC-TST550CMMS Programmable Touchscreen Thermostat 

Communication is the Key

Ruud is proud to introduce the 500-Series Thermostat as part of the most sophisticated and easy-to-use home comfort system available today. The Ruud Comfort Control2 System™ will provide improved comfort, optimal energy efficiency, and enhanced reliability and performance. The Comfort Control2 System™ consists of an indoor furnace or air handler, an outdoor condensing unit or heat pump, and the 500-Series Thermostat. The 500-Series thermostat auto-configures the system and constantly communicates with the indoor and outdoor heating and cooling components to provide the homeowner with the utmost in-home comfort and peace of mind. The thermostat is so smart; it can notify the homeowner when a service call is needed to any part of the complete system. These features ensure simple, dependable operation for the homeowner and easy installation by the contractor for peak performance.

Features & Benefits

Contractor Benefits

• Multi-Purpose Thermostat–Setup, Control & Diagnostics
• Auto-Configuration–No Manual Settings Required in the Field
• System History–More Accurate Diagnostics
• Easy Installation– Requires only 4 wires (2-wire kit available for quick hook-up retrofit applications)
• Diagnostic Messages (Service Access Space to Fault Codes)
• Blower Adjustment in Heat and Cool
• Programmable Fan
• USB Interface for contractor contact information and thermostat programming

Homeowner Benefits

• Dehumidification Control
• Humidification Control
• Heat/Cool/Auto Change-over
• Outdoor Temperature Display
• Backlight On/Off
• Intelligent Scheduling Ramp-Up/ Program Anticipation

Audio Notifications On/Off

• Air Filter, UV Lights & Humidifier
• Maintenance Reminder
• Temperature Offset
• Continuous Fan (Hi, Med, Lo)

Warranty

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

Dimensions

• 6.15W [156 mm] x 3.304H [84 mm]
• x .670D [17 mm]

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: -4° to 150°F (-20° to 65°C)

Electrical Specifications

Rating

• Input-Hardwire: 20 to 30 VAC
• 1.0 Amp (load per terminal)
• 1.5 Amps maximum load (all terminals combined)
• Communicating Systems
• Clock setting retains for 8 hours during power loss.
• Multi-Stage gas, electric
• Multi-Stage heat pump

Programming

• Installer selectable system applications
• Universal – choice of 7 days, 5/2 (week/weekend) or non-programmable (installer selectable)
• 4 times 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%

Display

• 3.5 diagonal high-definition color display
• Multiple user interface color scheme options.
• The clean, uncluttered display provides an easier navigation

Performance

• Selectable Energy Management Recovery
• Meets California Building Code, Title 24
• Easy-to-wire terminal block

Comfort & Convenience

• Permanent program retention during power loss
• Temporary temperature override – can be set from 15 minutes for up to 24 hours
• Auto Air Circulation – fan will cycle on for 10 minutes and then off for 20 minutes.
• Auto heat/cool changeover option – automatically switches between heating and cooling programs Setpoint temperature “limited range” capable
• Filter change reminder
• Humidifier change pad reminder
• UV lamp maintenance
• Maintains room temperature to within +/- 1°
• The room temperature display can be recalibrated up to +/-4°

Terminal Designations

Thermostat System Matchups

Before proceeding with installation, refer to installation instructions packaged with each model, as well as comply with all Federal, State, Provincial, and Local codes, regulations, and practices.

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

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RUUD UHC-TST550CMMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE

RUUD UHC-TST550CMMS Programmable Touchscreen Thermostat PRODUCT SPECIFICATION GUIDE