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RCS TZ45 Z-Wave Communicating Thermostat

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For Use With Standard Or Heat Pump HVAC Systems

The RCS Digital Thermostat TZ45 is a Z-Wave wireless digital thermostat, designed to control the majority of HVAC systems. The RCS Digital Thermostat TZ45 contains a robust thermostat interface and is designed for use with Z-Wave communicating systems where remote monitoring and/or remote control are desired.

  • All in One Design
  • Z-Wave Compatible
  • Standard or Heat Pump HVAC Systems
  • Programmable, 4 x 7 day schedule
  • 128x64 Backlit Graphical Display
  • 6 Buttons with On Screen Labels
  • Remote Control of All Thermostat Functions
  • Optional Remote Sensors
  • Wall mount or mounts on single-gang junction box
  • Graphical LCD with white backlight
  • Heating and Cooling Setpoint display
  • System Mode (Off, Auto, Heat, Cool)
  • Fan Mode display and control (Auto, On)
  • On-screen setup of HVAC Type, Fan Type, Changeover type for HP systems, F/C mode and sensor calibration
  • 4 x 7 day programmable schedule, multiple schedules
  • Fan Cycler feature

Z-Wave Compatible Automation Hubs

Saving Energy, Improving Life

RCS Technology is a leading manufacturer of communicating thermostats, zone control systems, energy management and home automation products for residential and light commercial use.

Technical Details

  • Manufacturer Part #: 001-01773
  • Power Requirements: 24VAC
  • Dimensions: 5" x 3" x 3/4"
  • Warranty: 1 Year

NOTE: Requires both 24VAC (R) and 24VAC common (C) wires from the HVAC System

HVAC System Compatibility

  • Central HVAC systems or separate heating/cooling systems with separate RH/RC transformers (split)
  • Standard gas/electric HVAC Systems: 2-stage heating, 2-stage cooling
  • Heat Pump HVAC Systems: 3-stage heating, 2-stage cooling
  • Fan system: Selectable for gas or electric heat systems.
  • Heat Pump Change Over valve (reversing valve): Selectable for change over with heat or change over with cool (O or B output)
  • Emergency Heat: In Heat pump mode, Emergency Heat mode is selectable from the thermostat
  • Compressor short cycle protection delay of 6 minutes (adjustable)
  • Automatic heating and cooling changeover

Remote Sensors

  • The TZ45 supports up to 2 indoor remote sensors
  • Remote sensor can replace internal sensor or provide averaging

Wiring Requirements

  • 18 AWG
  • Uses standard thermostat connections (C, R, W1, W2, Y1, Y2, G)

Ratings & Reviews

1 review

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What a money saver

by -

Great item to control AC & Heat . when I am out of town. I can set the temperature before I get home It has paid for itself .