Tracer® ZN.520

switch depending on the error. Fan speed increases as the space temperature rises above the active cooling setpoint.

Table 21. Fan Configuration

Auto fan operation

Fan speed default

Heating Continuous

Off

Low

 

Medium

 

High

 

CoolingContinuous

Off

Low

 

Medium

 

High

 

Additional flexibility built into the controller allows you to enable or disable the local fan switch input. The fan mode request can be either hardwired or communicated to the controller. When both are present, the communicated request has priority over the hardwired input. See the following tables.

Table 22. Local fan switch disabled or not present

Communicated fan speed input

Fan operation

Off

 

Off

 

Low

 

Low

 

Medium

 

Medium

 

High

 

High

 

Auto (or not present)

 

 

 

Auto (fan runs at the default speed)

 

 

 

 

 

Table 23. Local fan switch enabled

 

 

Communicated

Fan switch (local)

Fan operation

fan speed input

 

 

 

Off

Ignored

 

Off

Low

Ignored

 

Low

Medium

Ignored

 

Medium

High

Ignored

 

High

Auto

Off

 

 

Low

 

 

 

Medium

 

 

 

High

 

 

 

Auto

Off

 

 

 

Low

 

Medium

 

High

 

Auto (configured default, determined by heat/cool mode)

 

Table 24. Fan operation in heating and cooling modes

UNT-IOM-6

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Trane LO manual Fan Configuration Auto fan operation Fan speed default, Fan operation in heating and cooling modes

LO specifications

Trane LO is a cutting-edge solution in the HVAC sector, designed with advanced engineering and smart technologies to meet diverse climate control needs. Renowned for its reliability and efficiency, Trane LO offers a wide array of features that set it apart in the market.

One of the core characteristics of Trane LO is its energy efficiency. Equipped with variable speed compressors, the system can adjust its output according to the cooling or heating demand, ensuring optimal energy use. This feature not only reduces energy consumption but also lowers utility bills for users. Additionally, Trane LO units often come with a SEER (Seasonal Energy Efficiency Ratio) rating that ensures top performance during hotter months.

Incorporating state-of-the-art technology, Trane LO features Smart Technology integration. Through IoT (Internet of Things) capabilities, users can monitor and control their HVAC systems remotely via smartphones or smart home devices. This feature promotes convenience and ensures that energy use can be optimized from anywhere, giving users greater control over their indoor climate.

Another standout technology in Trane LO is its use of environmentally friendly refrigerants. The system is designed to utilize low-GWP (Global Warming Potential) refrigerants, making it compliant with modern environmental standards and contributing to a greener planet.

The Trane LO also emphasizes durability. Constructed with high-quality materials, including weather-resistant finishes, these units are built to withstand various environmental conditions, ensuring they maintain peak performance over the years.

Noise reduction is another critical aspect of the Trane LO line. With features such as sound blankets and vibration dampening technology, the units operate quietly, ensuring that the comfort of users is not compromised by disruptive noise levels.

Maintenance is simplified with the Trane LO, as several units are engineered for easy access to essential components, promoting hassle-free servicing. This is vital for prolonging the lifespan of the system and reducing maintenance costs.

In summary, Trane LO represents a fusion of energy efficiency, advanced technology, environmental responsibility, durability, and user-friendly features. Whether for residential or commercial applications, Trane LO systems stand as a reliable choice for effective climate control.