Dehumidification Using A Dx Coil; Humidifier; Hrv/Erv Ventilator; Outdoor Sensor - Tekmar Invita Installation, Operation And Maintenance Manual

Dehumidification using a DX Coil

The thermostat operates the cooling system and runs the system fan at low speed to dehumidify
the air .
Essential Settings:
Accessory Relay 1 or 2 = Dehumidifier
Dehumidifier Type = DX Coil

Humidifier

The thermostat operates a humidifier to increase relative humidity .
Essential Settings:
Accessory Relay 1 or 2 = Humidifier

HRV/ERV Ventilator

The Heat Recovery Ventilator (HRV) or Energy Recovery Ventilator (ERV) operates to improve
indoor air quality and recovers heat from exhaust air .
Essential Settings:
Accessory Relay 1 = Ventilation

Outdoor Sensor

• Installing an outdoor sensor provides more accurate
outdoor temperature readings compared to using
the weather information from the Internet which may
cause delays in updating weather .
• Outdoor temperature is displayed on home screen .
• Used to enable heat pump dual fuel switchover, warm
weather shut down, and cold weather shut down .
10
External Jumper
Wires:
R to Acc1
Humidifier
HRV / ERV
Ventilator
tekmar Outdoor
Sensor 070
Air
Handling
Unit