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TCS US4110 Single-Stage RTU / Zoning Thermostat

UbiquiSTAT - Single Stage RTU / Zoning Wireless Thermostat
Availability: In stock


US4110 - Single-Stage RTU / Zoning Thermostat. The UbiquiSTAT is a feature rich, multipurpose touchscreen thermostat for a wide variety of applications. This series of thermostats can be configured for a variety of conventional, heat pump, and modulating control applications.

Features and benefits

  • Powerful touchscreen user interface - Internal BACnet explorer - Quick start wizard - System test screen for rapid commissioning - Highly detailed status reporting and diagnostics - Service status indication with custom messaging - Calibration of temperature inputs - 4.3” color touchscreen
  • Selectable BACnet or TCSbus communication - BACnet BTL Listed (B-ASC) - Backward compatible with existing TCSbus networks - All inputs/outputs fully commandable via network
  • Full-featured BACnet scheduling (SCHED-I-B) - 5 Heat/Cool setpoint groups
  • Includes all TCS Basys SZ Series thermostat features - Includes many additional features and enhancements
  • 4 temperature inputs (1 built-in, 3 remote) - Outdoor, discharge, remote room - Configurable weighted averaging of built-in and remote room
  • Conventional or heat pump control
  • Discharge setpoint reset on modulating heat/cool control
  • Configurable Smart Recovery™
  • Configurable P+I relay stage anticipator
  • Setpoint setback based on DI
  • Network upgradeable firmware
  • Built-in equipment protection delays and sequencing
  • Programmable fan control - Auto/on/cool/recirculation modes for occupied and unoccupied - Adjustable recirculation - Fan proving with automatic retries
  • User management controls - Occupancy override enable/disable - Setpoint adjust range limit - Optional access code locks out on-screen programming
  • Outdoor air heating and cooling lockouts
  • Discharge air protection limits
  • Fahrenheit or Celsius temperature display
  • External time clock input/output
  • Adjustable delay on power up and occupancy
  • Stand-alone or network operation
  • Backup & Restore of all settings (DM-BR-B)


Common application set:

  • Built-in application programming with simple configuration
  • Advanced fan control - Recirculation mode to meet minimum fresh air requirements
  • Demand response setback
  • Door status response setback



  • Protocol: BACnet MS/TP and/or TCSbus
  • Baud Rates: 9600, 19200, 38400, 57600, 76800, 115200
  • Wire: 22 AWG 3-conductor twisted/shielded


Power Requirement
  • Input: 24V AC +15%, -5%, 50/60 Hz
  • Device Consumption: 10 VA max
  • Wire: 18 AWG 2-conductor
  • Exterior Dimensions: 6.7” x 4.9” x 1.4”
  • (171mm x 123mm x 37mm)
  • Color: Glossy white
  • Mounting: 1 gang (vertical or horizontal) & 2 gang
  • (4” x 4”) hole patterns, accepts #6 to #10 screws
  • Wiring Terminals: De-pluggable blocks with screw connections
User Interface
  • 4.3” color touchscreen display
  • Backlight with auto-dimming
  • Operating temperature: 32F to 131F (0C to 55C)
  • Storage temperature: -22F to 176F (-30C to 80C)
  • Operating Humidity: 0 – 100% RH (noncondensing)
  • Air Quality: Non-corrosive (i.e. use remote sensor
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