Manuals+

tekmar Invita® WiFi Thermostat 564

Application Brochure

Model: A-T-564

Introduction

The Invita® WiFi Thermostat 564 by tekmar, a WATTS Brand, offers advanced control for various HVAC systems. This brochure outlines different application configurations and their essential system settings.

The Invita system consists of the Invita Wi-Fi Thermostat and an HVAC Interface Module.

A WARNING: Please read carefully before proceeding with installation. Failure to follow instructions or operating parameters may lead to product failure. Keep this manual for future reference.

tekmar is not responsible for failures due to connectivity issues, power outages, or improper installation.

Application: Furnace and AC

Application A564-1

Description: The Invita 564 operates a single stage furnace for heating and a single stage air conditioner for cooling.

Mechanical Diagram: Depicts a system with an Air Conditioner and a Furnace connected to an HVAC Interface Module, which interfaces with the Invita Wi-Fi Thermostat.

Electrical Diagram: Shows wiring connections for the HVAC Interface Module 564 and the Invita thermostat, including terminals R, C, Rh1, W1, Y1, G, and jumper settings (J1=On, J2=Off, J3=On).

Essential System Settings:

  • Heat Type: Conventional
  • Equipment: 1 Heat/1 Cool
  • Radiant Floor Heating: No
  • Accessory Relay 1: Off
  • Accessory Relay 2: Off
  • Fan Relay: With Y and W1

Application: 2-stage Furnace, 2-stage AC with HRV/ERV and Humidifier

Application A564-2

Description: The Invita 564 operates a 2-stage furnace for heating and a 2-stage air conditioner for cooling. A humidifier maintains minimum relative humidity, and an ERV/HRV provides ventilation.

Mechanical Diagram: Illustrates a system with an Air Conditioner, Furnace, Humidifier (HUM), and an ERV/HRV unit, all connected to the HVAC Interface Module and Invita Thermostat. An optional outdoor sensor is also shown.

Electrical Diagram: Details wiring for the HVAC Interface Module 564 and Invita thermostat, showing connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G, HUM, and ERV/HRV. Jumper settings are J1=On, J2=On, J3=On.

Essential System Settings:

  • Heat Type: Conventional
  • Equipment: 2 Heat/2 Cool
  • Radiant Floor Heating: No
  • Accessory Relay 1: Ventilation
  • Accessory Relay 2: Humidifier
  • Fan Relay: With Y, W1 and W2
  • Sensor 2: Outdoor (optional)

Application: Radiant Floor, Furnace, AC with Humidifier

Application A564-3

Description: The Invita 564 controls a radiant floor as the first stage of heat, a furnace for second stage heating, an air conditioner for cooling, and a humidifier for humidity control.

Mechanical Diagram: Shows a system with an Air Conditioner, Furnace, Humidifier (HUM), Boiler Pump, Zone Pump, Zone Control, and Radiant Manifold with a Floor Sensor. These are connected to the HVAC Interface Module and Invita Thermostat.

Electrical Diagram: Illustrates wiring for the HVAC Interface Module 564 and Invita thermostat, including connections for R, C, Rh1, W1, Rh2, W2, Y1, G, HUM, and a Floor Sensor. Jumper settings are J1=Off, J2=Off, J3=On.

Essential System Settings:

  • Heat Type: Conventional
  • Equipment: 2 Heat/1 Cool
  • Radiant Floor Heating: Yes
  • Accessory Relay 1: Humidifier
  • Accessory Relay 2: Off
  • Fan Relay: With Y and W2
  • Sensor 1: Floor (optional)

Application: Radiant Floor, Fan Coil, 2-stage AC with Dehumidifier

Application A564-4

Description: The Invita 564 manages a radiant floor for first stage heat, a hydronic fan coil for second stage heat, a 2-stage air conditioner for cooling, and a dehumidifier for humidity control.

Mechanical Diagram: Depicts a system with an Air Conditioner, Fan Coil, Humidifier (DHUM), Boiler, Boiler Pump, Zone Valve, Mixing Valve, Zone Pump, Zone Control, Radiant Manifold, and a Floor Sensor, all connected to the HVAC Interface Module and Invita Thermostat.

Electrical Diagram: Shows wiring for the HVAC Interface Module 564 and Invita thermostat, including connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G, and DHUM. Jumper settings are J1=Off, J2=Off, J3=On.

Essential System Settings:

  • Heat Type: Conventional
  • Equipment: 2 Heat/2 Cool
  • Radiant Floor Heating: Yes
  • Accessory Relay 1: Dehumidifier
  • Accessory Relay 2: Off
  • Fan Relay: With Y and W2

Application: Heat Pump, Electric Coil Backup with ERV/HRV

Application A564-5

Description: The Invita 564 operates an air-to-air heat pump for heating and cooling. When outdoor temperature drops below the balance point, the heat pump is disabled, and a backup electric duct heater provides heating. An ERV/HRV provides ventilation.

Mechanical Diagram: Illustrates a system with a Heat Pump, Electric Coil, ERV/HRV unit, Fan, HVAC Interface Module, and Invita Thermostat.

Electrical Diagram: Details wiring for the HVAC Interface Module 564 and Invita thermostat, showing connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G, and ERV/HRV. Jumper settings are J1=On, J2=Off, J3=On.

Essential System Settings:

  • Heat Type: Heat Pump
  • Equipment: 1 Heat Pump/1 Aux
  • Radiant Floor Heating: No
  • Accessory Relay 1: Ventilation
  • Fan Relay: With Y and W1

Application: 2-stage Heat Pump, Furnace, Electric Coil Backup

Application A564-6

Description: The Invita 564 operates a dual fuel system with a 2-stage heat pump for heating and cooling. When the outdoor temperature falls below the balance point or the furnace is used for backup heat, the heat pump may be disabled. An electric duct coil serves as an additional heat stage, and an ERV/HRV provides ventilation.

Mechanical Diagram: Depicts a system with a Heat Pump, Electric Coil, Furnace, ERV/HRV unit, HVAC Interface Module, and Invita Thermostat.

Electrical Diagram: Shows wiring for the HVAC Interface Module 564 and Invita thermostat, including connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G. Jumper settings are J1=On, J2=On, J3=On.

Essential System Settings:

  • Heat Type: Heat Pump
  • Equipment: 2 Heat Pump/2 Aux
  • Radiant Floor Heating: No
  • Dual Fuel: On
  • Accessory Relay 1: Off
  • Fan Relay: With Y, W1 and W2

Application: Heat Pump, Baseboards with Dehumidifier

Application A564-7

Description: The Invita 564 operates an air-to-air heat pump for heating and cooling. The heat pump is disabled below a certain outdoor temperature. Electric baseboard heating provides second stage heating, and a dehumidifier controls humidity.

Mechanical Diagram: Illustrates a system with a Heat Pump, Electric Baseboards, Dehumidifier (DHUM), Fan, HVAC Interface Module, and Invita Thermostat.

Electrical Diagram: Details wiring for the HVAC Interface Module 564 and Invita thermostat, showing connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G, and DHUM. Jumper settings are J1=Off, J2=Off, J3=On.

Essential System Settings:

  • Heat Type: Heat Pump
  • Equipment: 1 Heat Pump/1 Aux
  • Radiant Floor Heating: No
  • Accessory Relay 1: Dehumidifier
  • Fan Relay: With Y

Application: Radiant Floor, 2-stage Heat Pump, Electric Coil Backup with ERV/HRV

Application A564-8

Description: The Invita 564 controls a radiant floor for first stage heat, a 2-stage heat pump for second and third stage heating and 2-stage cooling. The heat pump is disabled below a balance point temperature. An electric duct heater serves as an additional heat stage, and an ERV/HRV provides ventilation.

Mechanical Diagram: Depicts a system with a Heat Pump, Electric Coil, ERV/HRV unit, Fan, Boiler, Boiler Pump, Zone Pump, Zone Control, Radiant Manifold, and Floor Sensor, connected to the HVAC Interface Module and Invita Thermostat.

Electrical Diagram: Shows wiring for the HVAC Interface Module 564 and Invita thermostat, including connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G. Jumper settings are J1=On, J2=On, J3=Off.

Essential System Settings:

  • Heat Type: Heat Pump
  • Equipment: 2 Heat Pump/2 Aux
  • Radiant Floor Heating: Yes
  • Accessory Relay 1: Ventilation
  • Fan Relay: With Y and W2
  • Sensor 1: Floor (optional)

Application: Heat Pump, Furnace, Electric Coil Backup with Humidifier

Application A564-9

Description: The Invita 564 operates a dual fuel system with a heat pump for first stage heating and cooling. The heat pump is disabled below a balance point temperature, or when the furnace is used for backup heat. An electric duct heater provides an additional heat stage, and a humidifier maintains minimum relative humidity.

Mechanical Diagram: Illustrates a system with a Heat Pump, Electric Coil, Furnace, Humidifier (HUM), HVAC Interface Module, and Invita Thermostat. An optional outdoor sensor is also shown.

Electrical Diagram: Details wiring for the HVAC Interface Module 564 and Invita thermostat, showing connections for R, C, Rh1, W1, Rh2, W2, Y1, Y2, G, and HUM. Jumper settings are J1=On, J2=On, J3=On.

Essential System Settings:

  • Heat Type: Heat Pump
  • Equipment: 2 Heat Pump/2 Aux
  • Radiant Floor Heating: No
  • Dual Fuel: On
  • Accessory Relay 1: Humidifier
  • Fan Relay: With Y, W1 and W2
  • Sensor 2: Outdoor (optional)

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