| Max. operating pressure | 25 bar |
| Flow | 0 to 6 m³/h |
| Operating temperature range | 0 to 50 °C |
Heat meters
21 - 40 / 108
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 10 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 15 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 25 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 25 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 40 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 40 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 60 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 60 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 6 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 0.6 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 0.6 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 1.5 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 16 bar |
| Flow | 0 to 2.5 m³/h |
| Operating temperature range | 0 to 50 °C |
| Max. operating pressure | 25 bar |
| Flow | 0 to 1.5 m³/h |
| Operating temperature range | 0 to 50 °C |
Heat meter - Efficient recording of heating energy
Heat meters are indispensable instruments for measuring and recording heating energy in buildings. They are used to quantify the consumption of thermal energy and thus enable a fair distribution of heating costs. They also contribute to energy efficiency by providing incentives for residents to control and optimize their energy consumption.
A heat meter usually consists of a measuring instrument and a heat transfer medium that transports the heat energy. The meter can use different technologies to detect thermal energy, such as heat exchangers, flow meters, or temperature sensors. These record the temperature difference and the volume flow of the heat transfer medium and calculate the heat consumption from this.
The advantages of heat meters are obvious. On the one hand, they enable a fair distribution of heating costs, as they can precisely determine the individual consumption of each user. This is especially important in apartment buildings where heating costs are divided according to consumption. This transparent billing method creates incentives to reduce energy consumption and thus save costs.
Second, heat meters promote energy efficiency by providing residents with detailed insight into their energy consumption. The permanent availability of consumption data enables users to better control and optimize their energy consumption. For example, you can specifically select economical heating times or identify leaky windows and doors to minimize energy losses. Direct feedback on energy consumption motivates residents to take energy-efficient measures and thus reduce their environmental impact.
Another advantage of heat meters is their ease of use and maintenance. Modern heat meters are usually compact and space-saving, so they can be easily installed in existing heating systems. They require only minimal intervention in the existing system and can also be retrofitted. In addition, heat meters are usually very robust and durable, so they rarely need to be maintained or replaced.
Overall, heat meters are a valuable component for efficient and equitable metering of heating energy. They enable a fair distribution of heating costs and promote energy efficiency by giving users a detailed insight into their energy consumption. With their ease of use and maintenance, they are a cost-effective solution for any building. Therefore, heat meters should not be missing in any modern heating system.
Heat meters are indispensable instruments for measuring and recording heating energy in buildings. They are used to quantify the consumption of thermal energy and thus enable a fair distribution of heating costs. They also contribute to energy efficiency by providing incentives for residents to control and optimize their energy consumption.
A heat meter usually consists of a measuring instrument and a heat transfer medium that transports the heat energy. The meter can use different technologies to detect thermal energy, such as heat exchangers, flow meters, or temperature sensors. These record the temperature difference and the volume flow of the heat transfer medium and calculate the heat consumption from this.
The advantages of heat meters are obvious. On the one hand, they enable a fair distribution of heating costs, as they can precisely determine the individual consumption of each user. This is especially important in apartment buildings where heating costs are divided according to consumption. This transparent billing method creates incentives to reduce energy consumption and thus save costs.
Second, heat meters promote energy efficiency by providing residents with detailed insight into their energy consumption. The permanent availability of consumption data enables users to better control and optimize their energy consumption. For example, you can specifically select economical heating times or identify leaky windows and doors to minimize energy losses. Direct feedback on energy consumption motivates residents to take energy-efficient measures and thus reduce their environmental impact.
Another advantage of heat meters is their ease of use and maintenance. Modern heat meters are usually compact and space-saving, so they can be easily installed in existing heating systems. They require only minimal intervention in the existing system and can also be retrofitted. In addition, heat meters are usually very robust and durable, so they rarely need to be maintained or replaced.
Overall, heat meters are a valuable component for efficient and equitable metering of heating energy. They enable a fair distribution of heating costs and promote energy efficiency by giving users a detailed insight into their energy consumption. With their ease of use and maintenance, they are a cost-effective solution for any building. Therefore, heat meters should not be missing in any modern heating system.
What is a heat meter and what is it used for?
A heat meter is a device that is used to measure the consumption of thermal energy in buildings. It is used to determine the amount of heat energy supplied to a building by a heating system or district heating supply.
The heat meter usually consists of a flow meter and a temperature sensor. The flow meter measures the volume of heating water flowing through, while the temperature sensor measures the temperature difference between the incoming and outgoing water. The heat meter can use this data to calculate the amount of heat that has reached the building. The measurement results are given in kilowatt hours (kWh).
The use of heat meters makes it possible to accurately record energy consumption in buildings and thus distribute the costs fairly and transparently among users. They are particularly common in apartment buildings and residential complexes in which several parties use a shared heating system or district heating supply. By recording individual consumption, the costs can be allocated fairly to the individual users and incentives can be created for the economical use of heat.
The heat meter usually consists of a flow meter and a temperature sensor. The flow meter measures the volume of heating water flowing through, while the temperature sensor measures the temperature difference between the incoming and outgoing water. The heat meter can use this data to calculate the amount of heat that has reached the building. The measurement results are given in kilowatt hours (kWh).
The use of heat meters makes it possible to accurately record energy consumption in buildings and thus distribute the costs fairly and transparently among users. They are particularly common in apartment buildings and residential complexes in which several parties use a shared heating system or district heating supply. By recording individual consumption, the costs can be allocated fairly to the individual users and incentives can be created for the economical use of heat.
How does a heat meter work and how does it measure the amount of heat?
A heat meter, also known as a heat meter, measures the amount of heat energy that flows through a heating system. It consists of several components:
1. Flow sensor: The flow sensor records the amount of water flowing through the heating system. This is done using turbines, vortex meters or ultrasonic technology.
2. Temperature sensors: The heat meter has two temperature sensors. One sensor measures the flow temperature of the heating system, i.e. the temperature of the hot water that is fed into the system. The other sensor measures the return temperature of the heating system, i.e. the temperature of the cooled water flowing out of the system.
3. Calculator: The calculator calculates the amount of heat flowing through the heating system based on the measured flow rates and temperature differences.
The heat quantity is calculated according to the principle of heat quantity measurement. The amount of heat (Q) is calculated by multiplying the mass of the water (m) by the specific heat capacity (c) and the temperature difference (ΔT):
Q=m * c * ΔT
The mass of the water is determined by measuring the flow rate. The specific heat capacity is a constant that indicates how much energy is required to increase the temperature of a certain amount of water by 1 degree Celsius. The temperature difference is measured by the difference between the flow temperature and the return temperature.
The calculator in the heat meter integrates these calculations and provides an accurate measurement of the amount of heat flowing through the heating system. This measurement is usually given in kilowatt hours (kWh).
1. Flow sensor: The flow sensor records the amount of water flowing through the heating system. This is done using turbines, vortex meters or ultrasonic technology.
2. Temperature sensors: The heat meter has two temperature sensors. One sensor measures the flow temperature of the heating system, i.e. the temperature of the hot water that is fed into the system. The other sensor measures the return temperature of the heating system, i.e. the temperature of the cooled water flowing out of the system.
3. Calculator: The calculator calculates the amount of heat flowing through the heating system based on the measured flow rates and temperature differences.
The heat quantity is calculated according to the principle of heat quantity measurement. The amount of heat (Q) is calculated by multiplying the mass of the water (m) by the specific heat capacity (c) and the temperature difference (ΔT):
Q=m * c * ΔT
The mass of the water is determined by measuring the flow rate. The specific heat capacity is a constant that indicates how much energy is required to increase the temperature of a certain amount of water by 1 degree Celsius. The temperature difference is measured by the difference between the flow temperature and the return temperature.
The calculator in the heat meter integrates these calculations and provides an accurate measurement of the amount of heat flowing through the heating system. This measurement is usually given in kilowatt hours (kWh).
What types of heat meters are there and what are the differences between them?
There are various types of heat meters, which differ in their mode of operation and measuring principles. The most common types are:
1. Mechanical heat meters: These meters use a mechanical measuring principle in which the thermal energy is measured by the flow of a heat transfer medium. The measurement is carried out by a counter that takes into account the temperature difference and the volume flow of the heat transfer medium.
2. Ultrasonic heat meter: These meters use ultrasonic technology to measure the volume flow and the temperature difference. They are more accurate than mechanical meters and can also measure the flow in both directions.
3. Electronic heat meters: These meters use electronic sensors to measure the volume flow and the temperature difference. They are more accurate than mechanical meters and can also offer additional functions such as data transmission and storage of consumption data.
4. Heat meter: These meters not only measure the volume flow and the temperature difference, but also calculate the actual amount of heat that is transferred. They are more accurate than other meters and are often used in larger heating and cooling systems.
The differences between the various types of heat meters lie in their accuracy, their measuring range, their measuring method and their additional functions such as data transmission or storage of consumption data. Depending on the application and requirements, different types of heat meters can be used.
1. Mechanical heat meters: These meters use a mechanical measuring principle in which the thermal energy is measured by the flow of a heat transfer medium. The measurement is carried out by a counter that takes into account the temperature difference and the volume flow of the heat transfer medium.
2. Ultrasonic heat meter: These meters use ultrasonic technology to measure the volume flow and the temperature difference. They are more accurate than mechanical meters and can also measure the flow in both directions.
3. Electronic heat meters: These meters use electronic sensors to measure the volume flow and the temperature difference. They are more accurate than mechanical meters and can also offer additional functions such as data transmission and storage of consumption data.
4. Heat meter: These meters not only measure the volume flow and the temperature difference, but also calculate the actual amount of heat that is transferred. They are more accurate than other meters and are often used in larger heating and cooling systems.
The differences between the various types of heat meters lie in their accuracy, their measuring range, their measuring method and their additional functions such as data transmission or storage of consumption data. Depending on the application and requirements, different types of heat meters can be used.
Why is it important to accurately measure the amount of heat and what are the benefits of a heat meter for consumers and energy suppliers?
Accurate measurement of the amount of heat is important as it enables fair and transparent billing of heating costs. Accurate measurements mean that consumers can only pay for the heat they actually use and energy suppliers can bill their services correctly.
A heat meter offers various advantages for consumers:
1. Cost control: By accurately measuring the amount of heat, consumers can monitor their individual energy consumption and, if necessary, take measures to save energy and costs.
2. Fair distribution of heating costs: With a heat meter, the heating costs can be allocated fairly to the individual consumers in the building. This means that high consumers are not disadvantaged and economical consumers are rewarded.
3. Transparency: By precisely measuring the amount of heat, consumers can see exactly how much heat they have consumed and how high their heating costs are. This creates trust and transparency between consumers and energy suppliers.
A heat meter also offers advantages for energy suppliers:
1. Efficient billing: With a heat meter, energy suppliers can accurately record the individual consumption of each customer and bill the heating costs correctly. This reduces the administrative workload and makes billing processes more efficient.
2. Customer loyalty: Energy suppliers create trust with their customers through transparent and correct billing. This can lead to long-term customer loyalty.
3. Demonstrable energy efficiency: With a heat meter, energy suppliers can prove the energy efficiency of buildings and heating systems. This is an important argument for customers, especially in times of rising energy prices and climate change.
Overall, accurately measuring the amount of heat using a heat meter helps to optimize energy consumption, save costs and reduce the environmental impact.
A heat meter offers various advantages for consumers:
1. Cost control: By accurately measuring the amount of heat, consumers can monitor their individual energy consumption and, if necessary, take measures to save energy and costs.
2. Fair distribution of heating costs: With a heat meter, the heating costs can be allocated fairly to the individual consumers in the building. This means that high consumers are not disadvantaged and economical consumers are rewarded.
3. Transparency: By precisely measuring the amount of heat, consumers can see exactly how much heat they have consumed and how high their heating costs are. This creates trust and transparency between consumers and energy suppliers.
A heat meter also offers advantages for energy suppliers:
1. Efficient billing: With a heat meter, energy suppliers can accurately record the individual consumption of each customer and bill the heating costs correctly. This reduces the administrative workload and makes billing processes more efficient.
2. Customer loyalty: Energy suppliers create trust with their customers through transparent and correct billing. This can lead to long-term customer loyalty.
3. Demonstrable energy efficiency: With a heat meter, energy suppliers can prove the energy efficiency of buildings and heating systems. This is an important argument for customers, especially in times of rising energy prices and climate change.
Overall, accurately measuring the amount of heat using a heat meter helps to optimize energy consumption, save costs and reduce the environmental impact.
What are the legal requirements for the use of heat meters and what are the requirements for their accuracy?
There are legal requirements for the use of heat meters, which can vary from country to country. In general, however, the following requirements apply:
1. EU Directive 2012/27/EU: This directive stipulates that heat meters or cost allocators must be installed in buildings with central heating and cooling systems by 2027. The aim is to measure energy consumption and make it transparent.
2. calibration law: In many countries, such as Germany, heat meters must be calibrated. This means that they must comply with the legal requirements for accuracy and measuring range. Calibration is carried out by state-approved calibration laboratories.
3. Measurement and Calibration Ordinance: This regulation specifies the exact requirements for the accuracy and measuring ranges of heat meters. It specifies that the measurement deviation for heat meters in standard operation must not exceed ±3 %.
4. MID Directive (Measurement Instruments Directive): This European directive regulates the requirements for measuring devices, including heat meters. It stipulates that heat meters must meet certain requirements in order to be placed on the market. These include accuracy, measuring ranges and conformity assessment.
It is important to note that the exact legal specifications and requirements may vary from country to country. It is therefore advisable to consult the national regulations and directives in order to obtain precise information.
1. EU Directive 2012/27/EU: This directive stipulates that heat meters or cost allocators must be installed in buildings with central heating and cooling systems by 2027. The aim is to measure energy consumption and make it transparent.
2. calibration law: In many countries, such as Germany, heat meters must be calibrated. This means that they must comply with the legal requirements for accuracy and measuring range. Calibration is carried out by state-approved calibration laboratories.
3. Measurement and Calibration Ordinance: This regulation specifies the exact requirements for the accuracy and measuring ranges of heat meters. It specifies that the measurement deviation for heat meters in standard operation must not exceed ±3 %.
4. MID Directive (Measurement Instruments Directive): This European directive regulates the requirements for measuring devices, including heat meters. It stipulates that heat meters must meet certain requirements in order to be placed on the market. These include accuracy, measuring ranges and conformity assessment.
It is important to note that the exact legal specifications and requirements may vary from country to country. It is therefore advisable to consult the national regulations and directives in order to obtain precise information.
How is a heat meter installed and what factors need to be taken into account?
A heat meter is usually installed by a specialist. Various factors must be taken into account:
1. Location: The heat meter should be installed in a suitable location that allows accurate measurement of the heat energy. This can be near the boiler or the heating manifold, for example.
2. Installation: The heat meter is installed in the heating pipe. Make sure that the meter is positioned correctly and that the flow direction of the heating pipe is taken into account.
3. Connections: The heat meter is connected to the heating pipe with the appropriate connections. Care must be taken to ensure that the connections are tight to prevent unwanted heat loss.
4. Cabling: Electronic heat meters require cabling to transmit the data to the readout system. The correct cables and plug connections must be used.
5. Commissioning: After installation, the heat meter must be put into operation. This usually includes calibration and initialization of the meter.
6. Reading: The heat meter should be read regularly to determine consumption. Depending on the system, this can be done manually or automatically.
It is important that the heat meter is installed in accordance with the manufacturer's specifications and local regulations. In addition, the installation should be carried out by a qualified professional to avoid errors and problems.
1. Location: The heat meter should be installed in a suitable location that allows accurate measurement of the heat energy. This can be near the boiler or the heating manifold, for example.
2. Installation: The heat meter is installed in the heating pipe. Make sure that the meter is positioned correctly and that the flow direction of the heating pipe is taken into account.
3. Connections: The heat meter is connected to the heating pipe with the appropriate connections. Care must be taken to ensure that the connections are tight to prevent unwanted heat loss.
4. Cabling: Electronic heat meters require cabling to transmit the data to the readout system. The correct cables and plug connections must be used.
5. Commissioning: After installation, the heat meter must be put into operation. This usually includes calibration and initialization of the meter.
6. Reading: The heat meter should be read regularly to determine consumption. Depending on the system, this can be done manually or automatically.
It is important that the heat meter is installed in accordance with the manufacturer's specifications and local regulations. In addition, the installation should be carried out by a qualified professional to avoid errors and problems.
How can consumption be analyzed using the data from a heat meter and what options are there for achieving energy savings?
Various steps can be taken to analyze consumption using the data from a heat meter:
1. Collect data: The data from the heat meter should be recorded and logged regularly. Ideally, the consumption values should be read and recorded at regular intervals.
2. Analyze data: Once enough data has been collected, it can be analyzed. This can be done in various ways, e.g. by creating consumption profiles or by comparing current consumption with historical data.
3. Recognize consumption patterns: Consumption patterns can be identified by analyzing the data. For example, it can be determined whether consumption is higher at certain times or whether there are deviations between different days or months.
4. Identify causes of increased consumption: The data analysis can be used to identify potential causes for increased consumption. This could indicate an inefficient heating system, leaking windows or other problems.
There are various ways to achieve energy savings:
1. Improvement of building insulation: Poor building insulation can lead to high heat losses. These losses can be reduced by improving the insulation.
2. More efficient heating system: An old or inefficient heating system can consume a lot of energy. Replacing it with a more energy-efficient system can significantly reduce consumption.
3. Optimization of the heating control system: By installing a programmable or intelligent heating control system, the heating can be used more efficiently. For example, the heating can be turned down automatically when nobody is at home.
4. Conscious use of heating: Consumption can be reduced by conscious heating and ventilation. For example, doors and windows should be kept closed when the heating is on and you should avoid turning the heating up unnecessarily.
5. Raising awareness among residents: By informing residents about energy consumption and giving them tips on how to save energy, they can be encouraged to use the heating more consciously.
It is important to note that the exact energy saving measures depend on various factors, such as the condition of the building and the heating system. It may therefore be advisable to consult an expert to determine the best measures for the building in question.
1. Collect data: The data from the heat meter should be recorded and logged regularly. Ideally, the consumption values should be read and recorded at regular intervals.
2. Analyze data: Once enough data has been collected, it can be analyzed. This can be done in various ways, e.g. by creating consumption profiles or by comparing current consumption with historical data.
3. Recognize consumption patterns: Consumption patterns can be identified by analyzing the data. For example, it can be determined whether consumption is higher at certain times or whether there are deviations between different days or months.
4. Identify causes of increased consumption: The data analysis can be used to identify potential causes for increased consumption. This could indicate an inefficient heating system, leaking windows or other problems.
There are various ways to achieve energy savings:
1. Improvement of building insulation: Poor building insulation can lead to high heat losses. These losses can be reduced by improving the insulation.
2. More efficient heating system: An old or inefficient heating system can consume a lot of energy. Replacing it with a more energy-efficient system can significantly reduce consumption.
3. Optimization of the heating control system: By installing a programmable or intelligent heating control system, the heating can be used more efficiently. For example, the heating can be turned down automatically when nobody is at home.
4. Conscious use of heating: Consumption can be reduced by conscious heating and ventilation. For example, doors and windows should be kept closed when the heating is on and you should avoid turning the heating up unnecessarily.
5. Raising awareness among residents: By informing residents about energy consumption and giving them tips on how to save energy, they can be encouraged to use the heating more consciously.
It is important to note that the exact energy saving measures depend on various factors, such as the condition of the building and the heating system. It may therefore be advisable to consult an expert to determine the best measures for the building in question.