FAQ
FAQ
Here, you can find common questions and answers related to building automation, indoor climate, and energy optimization.
General – building automation
What is building automation?
Building automation is technology that integrates various building systems, control systems, and monitoring systems to streamline and optimize the operation of a building. By using building automation, different systems, and components within a property, such as heating, ventilation, cooling, lighting, and security, can communicate and interact seamlessly. Building automation improves energy efficiency, reduces operating costs, and enhances comfort.
What is energy optimization?
Energy optimization involves strategically reducing energy consumption through analysis and energy monitoring. It involves advanced techniques to streamline systems such as ventilation and heating. By optimizing these areas, energy savings, reduced costs, and an improved indoor climate can be achieved.
What are smart buildings?
Smart buildings utilize digital technologies to interact with their surroundings. They are connected and equipped with advanced sensors, central control systems, and data networks that enable monitoring, analysis, and optimization of various functions, including lighting, heating, ventilation, security, and energy management.
What is indoor climate?
Indoor climate refers to the atmospheric conditions within a building or room that affect the comfort and health of those present. It includes several important factors such as temperature, ventilation, and humidity. A well-balanced indoor climate is crucial for ensuring productivity, well-being, and energy efficiency in buildings.
What is digital property management?
Digital property management is a strategy that leverages digital tools to optimize and streamline the management of properties and real estate portfolios. Using digital platforms, software, and automated systems, property owners and managers can monitor and manage various aspects of property operations.
General - indoor climate and energy optimization
How to set the heating curve?
Setting the heating curve is an important process in building automation in order to optimize the performance and energy efficiency of the heating system. The heating curve controls how the heating system responds to outdoor temperatures. Generally, you increase the heating curve when it's cold outside and decrease it when it's warmer. To adjust the heating curve correctly, you need to consider factors such as insulation, building size, and system capacity. To achieve higher energy efficiency the curve can be automatically offset depending on room temperatures.
How much can you save with night setback?
Night setback involves lowering the temperature during the night when activity is low. The potential for savings with night setback varies depending on the size of the property, insulation, heating system, and climate conditions. Average savings can range from 5-10% of heating costs, but in some cases, the savings can be higher. However, it's important to balance comfort and energy efficiency; too low a temperature can negatively impact indoor comfort.
How to reduce operating costs?
Reducing operating costs in building automation is about increasing efficiency. A thorough energy analysis identifies inefficient areas and processes with high energy consumption. Through automation, smart systems, and precise data analysis, it's possible to sustainably reduce operating costs and improve the overall performance of the property.
How to improve ventilation?
Improving ventilation involves several strategies to optimize air circulation and air quality in a building. Automated systems can monitor and adjust ventilation flows in real time, contributing to an energy-efficient and comfortable indoor environment. Regular maintenance of ventilation equipment and adjustments to the ventilation system can also proactively ensure good ventilation.
What is heat recovery?
Heat recovery is a crucial process in energy efficiency, especially in building automation. It involves recovering and utilizing the heat energy that would normally be lost from various systems and processes. Through techniques like heat pumps, heat exchangers, or recovery systems, surplus heat from systems such as ventilation can be used to heat other areas or processes.
What factors affect ventilation?
Ventilation is a central component in building automation and is affected by several key factors. The design of the ventilation system, including the placement and sizing of air intakes and outlets, influences air circulation and distribution. Outdoor temperature, humidity, building use, occupancy, as well as filtration and purification are also crucial aspects to consider in creating a healthy and energy-efficient indoor environment.
What signs indicate poor ventilation?
Identifying signs of poor ventilation is crucial to ensure a healthy and productive indoor environment. Indicators such as constant moisture on windows and walls, persistent odor issues, and complaints of headaches and fatigue can suggest inadequate air circulation. If the temperature is difficult to steer, and indoor air feels stagnant, it may also be a sign that the air isn't being effectively renewed.
What is demand-controlled ventilation?
Demand-controlled ventilation is an efficient method that involves the ventilation system adapting to actual needs and conditions rather than working with constant flows. By using sensors and monitoring systems, parameters like temperature, humidity, and carbon dioxide levels are measured. The data is then used to adjust ventilation in real time based on how the building is used and how many people are present. Demand-controlled ventilation is a smart solution for creating a healthy and comfortable indoor environment while minimizing energy consumption.
How to reduce indoor humidity?
There are several effective methods to reduce indoor humidity. Firstly, ensure proper ventilation to allow for air exchange. Using dehumidifiers is another strategy as these devices extract excess moisture from the air, helping to lower humidity. Additionally, focusing on insulating areas with high moisture production, such as kitchens and bathrooms, can help mitigate humidity.
What is occupancy sensing used for in property automation?
Occupancy sensing is used to streamline and optimize various systems and functions. By detecting the presence of people in different spaces within a building, occupancy sensing can activate or adjust lighting, heating, ventilation, and other systems. This leads to increased energy efficiency as systems are only active when needed, reducing unnecessary energy consumption.
What is operative temperature?
Operative temperature refers to the perceived temperature that people experience in a specific environment, based on both air temperature, humidity, radiant heat, and air circulation. Operative temperature helps assess the actual thermal experience and can differ from the actual air temperature. It is often used in building automation to ensure a comfortable and productive indoor environment.
General - installation
How to connect an M-bus?
Connecting an M-bus involves linking and integrating meters and sensors into a common communication system. M-bus is a standard for remote reading of measurements, often used in energy measurement and building automation. The connection is established by connecting M-Bus devices to an M-Bus master device, typically a controller or gateway. The M-Bus master device then acts as a central unit that collects data from various M-Bus devices and forwards the information to higher-level systems.
How does an outdoor sensor work?
An outdoor sensor is a sensor-based device that can be used to monitor and measure outdoor conditions in real time. The outdoor sensor is equipped with sensors that can measure parameters such as temperature, humidity, and sometimes even wind speed and solar radiation. By constantly collecting data, the outdoor sensor provides insights into current weather conditions, allowing for adjustments to the indoor environment.
What is a differential pressure sensor?
A differential pressure sensor is a crucial component in building automation and industrial measurement. The device is used to monitor and measure the difference in pressure between two points in a system. By analyzing the differential pressure, conclusions can be drawn about flow conditions, blockages, or inefficiencies in the system. Differential pressure sensors play a vital role in heating systems, ventilation, and air conditioning, where they contribute to optimizing performance and energy efficiency.
What is the difference between M-bus and Modbus?
The difference between M-Bus and Modbus lies in their usage, protocols, and application areas. M-Bus stands for Meter-Bus and is a standard for remote reading of measurements, especially in energy and water metering. M-Bus is primarily used to connect meters and sensors to a central system for data collection and monitoring. Modbus, on the other hand, is a communication protocol that enables data exchange between different devices.
What does a pressure sensor do?
A pressure sensor is a crucial component in building automation and industrial measurement. Its main function is to measure pressure in various systems and processes. The pressure sensor converts the physical pressure at a location into an electrical signal that can then be interpreted by control systems or monitoring devices. This technology allows for precise monitoring and regulation of pressure conditions in systems such as heating and cooling, ventilation, and fluid handling.
Where should outdoor sensors be placed?
Outdoor sensors should be placed in an exposed outdoor location, away from direct sunlight and protected from winds or extreme weather conditions. Typically, you try to place the sensor to the north in a sheltered location where it is not blocked or influenced by nearby buildings or obstacles. It is also essential to avoid locations with exhaust vents or direct sunlight on the façade. By placing the outdoor sensor in a representative location, you can ensure that the collected data is as accurate as possible.
What does setpoint mean?
Setpoint refers to the set or desired level for a parameter or variable in a system. In heating control, for example, a setpoint may be the temperature that the system aims to maintain. By comparing the actual value to the setpoint, the system can be adjusted to reach and maintain the desired performance.
How does a thermostat work?
A thermostat is a device that regulates the temperature in a system, typically in heating or cooling. It monitors the current temperature and compares it to the desired set temperature. When the current temperature deviates from the setpoint, the thermostat activates appropriate devices, such as heaters or coolers, to adjust the temperature to the desired level.
How do supply air valves work?
Supply air valves are devices that allow for the supply of fresh air to a room or building. These valves operate by opening or closing based on set parameters or air quality. When ventilation is needed, supply air valves allow fresh air from outside, improving indoor air quality and creating a comfortable and healthy environment.
Where to place valves?
The placement of ventilation valves is critical for efficient ventilation and comfort in a building. Valves should be strategically placed in areas where air circulation is limited, such as in corners and along long corridors. Placing valves higher up on the wall can also be beneficial as warm air tends to rise. By positioning valves in these locations, a consistent airflow can be achieved, improving air quality and creating a comfortable indoor environment.
What does a control valve do?
A control valve is a component used to adjust and control the flow of liquids or gases through a piping system. By changing the opening degree of a valve, users can regulate the flow rate and pressure in the system. Control valves are useful in various industries and applications to ensure that processes and systems operate smoothly and efficiently.
Terms in building automation
What is proptech?
Proptech, short for 'property technology,' is an innovative and emerging sector within the real estate industry that integrates advanced technology and digital solutions. Using proptech, property owners, managers, and users can benefit from platforms, applications, and systems for data-driven analysis. Proptech aims to increase efficiency, accessibility, and user experience in the real estate sector while introducing new opportunities and innovations.
What is a Building Management System (BMS)?
A Building Management System (BMS) is an advanced software solution for property management. It functions as a web-based property system that manages various aspects of a property through a centralized platform. By utilizing cloud services, a BMS can monitor and control the functions of a property, from energy management to security and indoor climate.
What is a SCADA system?
A SCADA system (Supervisory Control and Data Acquisition) is a technological solution used for monitoring, controlling, and data collection. Through a centralized software platform, SCADA systems enable real-time monitoring of various components and processes. The SCADA system allows for process monitoring, anomaly identification, and actions to be taken, resulting in increased efficiency, precision, and safety in industrial environments.
What is HVAC?
HVAC stands for Heating, Ventilation, and Air Conditioning. It is an integrated system used to regulate the indoor environment in buildings and other spaces. The heating system heats the air, the ventilation system provides air circulation and fresh air exchange, while air conditioning cools and dehumidifies the air. The HVAC system works together to ensure a comfortable and healthy indoor environment while contributing to energy efficiency and comfort.
What is an API?
An API (Application Programming Interface) is a technology-based link that allows different systems and applications to communicate and interact. In the real estate sector, an API can be used to connect various programs and devices, facilitating the easy transfer of data and functions.
What are communication protocols?
Communication protocols are standardized rule systems that enable uniform communication between different devices, systems, and applications. In the real estate sector, protocols like EXOline, BACnet, Modbus, and M-bus are used to ensure efficient and reliable data transmission between various property systems.
What is BACnet?
BACnet is a communication protocol used in building automation to enable interoperability and communication between different property systems and devices. The protocol is designed to facilitate the transfer of data between various systems in a building, resulting in more efficient and coordinated property management.
What is a PLC?
A PLC (Programmable Logic Controller) is a specialized industrial computer used to automate and control processes in various industries. It operates by monitoring and controlling electrical, mechanical, and other processes based on pre-programmed logical instructions. Through programming, PLCs can perform tasks such as monitoring temperatures, regulating motor speeds, controlling processes, and implementing safety measures.
What is a hygrostat?
A hygrostat is a sensor-based device used to measure and control humidity levels in various environments. It plays a crucial role in climate control by monitoring moisture levels and activating or deactivating appropriate devices, such as dehumidifiers or humidifiers.
What is IoT?
IoT, or Internet of Things, is an advanced technological concept where physical devices are connected to the internet and can communicate with each other and with a user. In building automation, IoT can be used to monitor, analyze, and control devices and processes.