
( Brand: Dwyer Instruments ), ( Manufacturer Part Number: 641-18-LED ), ( Type: Air Velocity Transmitter ), ( Width: 5.300 ), ( Velocity Ranges: Fpm 250 500 1000 2000 3000 5000 10000 15000 ), ( Response Time Sec: 1.5 Seconds To 95 Of Final Value Output Filter Set To Minimum ), ( Velocity Accuracy: 3 Fs Process Gas 32 To 122 Degrees F 0 To 50 Degrees C 4 F ), ( Weight: 1.25 ), ( Power Required: 12-35 Vdc 10-16 Vac 1.5 A Rating Required On Supply Due To Init ), ( Features: Air Velocity Transmitter Velocity Ranges Fpm 250 500 1000 20 ), ( Length: 1.900 )
The Dwyer 641-18-LED Air Velocity Transmitter is a high-performance, innovative device designed to measure and monitor air velocity in various industrial and commercial applications. This transmitter, equipped with LED display, offers exceptional accuracy and reliability, making it an ideal choice for HVAC, process control, and other ventilation systems.
The 641-18-LED transmitter employs a unique, patented hot-wire anemometer technology, which ensures precise and consistent readings, even in harsh environments. This technology utilizes a thin, heated filament that responds to the movement of air, generating a voltage proportional to the air velocity. The transmitter then converts this voltage into a readable air velocity value, displayed in real-time on the LED screen.
The LED display is not only easy to read but also highly customizable. Users can choose between various units of measurement, including feet per minute (fpm), meters per second (m/s), and meters per minute (m/min), ensuring compatibility with various industrial and international standards. The screen is backlit for improved visibility in low-light conditions, making it easy to operate the transmitter in dark or poorly lit areas.
The Dwyer 641-18-LED transmitter features a robust, weather-resistant enclosure, ensuring durability and protection against dust, water, and other environmental hazards. The enclosure is made of high-quality materials, such as polycarbonate or aluminum, making it lightweight and resistant to corrosion. Furthermore, the transmitter is equipped with a rugged, industrial-grade mounting bracket, enabling easy and secure installation in various locations.
The 641-18-LED transmitter is also equipped with a wide range of communication options, including 4-20mA analog output, Modbus, and HART, enabling seamless integration with various data acquisition and control systems. This versatility allows users to easily incorporate the transmitter into their existing systems, or to create new, more advanced monitoring and control applications.
In conclusion, the Dwyer 641-18-LED Air Velocity Transmitter is a powerful and reliable device that offers unparalleled accuracy, durability, and versatility in measuring and monitoring air velocity. Its advanced technology, customizable display, robust enclosure, and wide range of communication options make it an ideal choice for professionals in the HVAC, industrial, and commercial sectors.
Pros of buying Dwyer 641-18-LED Air Velocity Transmitter:1. Accurate Measurements: The Dwyer 641-18-LED Air Velocity Transmitter provides highly accurate measurements of air velocity, which is crucial in various industrial applications.
2. LED Display: The transmitter features an LED display that is easy to read, even in low light conditions, making it convenient to monitor measurements in real-time.
3. Durable Construction: The transmitter is built with a durable and rugged construction, ensuring it can withstand harsh industrial environments.
4. Wide Operating Range: The Dwyer 641-18-LED Air Velocity Transmitter has a wide operating range, making it suitable for various applications.
5. Easy to Install and Maintain: The transmitter is easy to install and maintain, reducing downtime and the need for specialized technicians.
Cons of buying Dwyer 641-18-LED Air Velocity Transmitter:1. High Cost: The Dwyer 641-18-LED Air Velocity Transmitter is relatively expensive compared to some other air velocity transmitters in the market.
2. Limited Communication Options: The transmitter has limited communication options, which may not be suitable for complex industrial systems that require advanced data sharing capabilities.
Conclusion:The Dwyer 641-18-LED Air Velocity Transmitter is a high-quality and reliable device for measuring air velocity in industrial applications. Its accuracy, LED display, durability, and wide operating range make it a strong contender in the market. However, its high cost and limited communication options may be a disadvantage for some users. If the benefits of the transmitter outweigh its disadvantages for your specific application, then it is a worthy investment. If not, you may want to consider other more affordable options with more communication capabilities.
Air Velocity Transmitter, Velocity Ranges FPM: 250, 5 10 20 30 50 100 150 Velocity Accuracy 3 Percent FS Process gas: 32 to 122 Degrees F to 50 Degrees C ; 4 Percent FS Process gas: 40 to 32 Degrees F 122 to 212 Degrees F 40 to Degrees C 50 to 100 Degrees C, Output 4-20ma, Power required 12-35 VDC, 10-16 VAC 1.5 A Rating required on Supply Due to Initial Power Surge Drawn by Transmitter. The Dwyer Instruments 641-18-LED is in new condition.