Accurate measurement of duct air flow is crucial for HVAC systems to ensure optimal performance and energy efficiency. In this article, we will delve into the world of duct air flow measurement, focusing on the SRK-100 series thermal dispersion flow meter. This versatile air metering instrument is suitable for various duct shapes, including round, square, and rectangular. By providing an overview of its features and technical parameters, we aim to help you make an informed decision when choosing a duct air flow meter.
Duct Air Flow Measurement Device Features
Robust Construction: The SRK-100 series duct air flow meter features a stainless steel body with 316L wet parts, ensuring durability and resistance to harsh industrial environments. Its sturdy design ensures long-term stability and reliable performance.
No Moving Parts: With no moving parts in the air flow sensor, this air flow meter offers enhanced reliability and longevity. It can withstand the rigors of continuous operation without the risk of mechanical failures.
Thermal Dissipation Probe flow sensor: The thermal dissipation probe employed in the SRK-100 series is adept at detecting low air flow rates with remarkable accuracy. This enables precise measurements even at micro air flow rates, ensuring reliable data collection.
Duct air flow meter is now meauring air flow
Wide Range Detection: The duct air flow meter boasts an impressive turn-down ratio of 1:100, enabling it to detect flow rates ranging from 0.5 to 120 Nm/s. This extensive range allows for versatile applications in various duct sizes and air flow scenarios.
No Need for Temperature and Pressure Sensors: Unlike traditional air flow meters, the SRK-100 series thermal air flow transmitter eliminates the need for additional temperature and pressure sensors to calculate air mass flow. It provides flow units in Nm3/h, SCFM, and SLM, simplifying the measurement process.
Insertion Type air flow Sensor: Designed specifically for HVAC duct air flow measurement, this flow meter offers an insertion type air flow sensor. This facilitates easy installation and ensures accurate readings within the ductwork.
Digital Display: The digital air flow meter comes equipped with a digital display that shows totalizing flow and instantaneous flow, enhancing real-time monitoring and data analysis.
Communication Options: The SRK-100 series air flow meters can be integrated into control systems or data loggers through RS-485 communication. It also offers the option of HART communication for enhanced connectivity and control capabilities.
Technical Parameters of Duct Air Flow Meter
Sensor Size: The thermal mass flow sensor is available in various sizes, ranging from 3mm to 6000mm. Commonly purchased sizes include 3 inch, 4", 6", 8", 10 inch and 12" air flow sensors
Accuracy: The duct air flow meter provides high accuracy, with a reading accuracy of 1% ±0.5% of the full scale (F.S).
Air Flow Detection Range: It is capable of detecting air flow rates ranging from 0.1 to 90m/s, ensuring precise measurement in different air flow scenarios.
Maximum Air Temperature: The flow meter can handle air temperatures up to 350°C, making it suitable for applications involving high-temperature air flows.
Insertion type duct air flow meter
Wet Parts Material: The wet parts of the flow meter are constructed using stainless steel 316. Additionally, an option for a coated Teflon (PTFE) material is available for added corrosion resistance.
Power Supply: The flow meter can be powered by either 24VDC or 220VAC, making it compatible with standard industrial power sources.
Output: It offers a 4-20mA output signal and Modbus, RTU, frequency output, option with HART protocol.
