RVA501 Alnor Rotating Vane

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RVA501 Alnor Rotating Vane Specification

Sensor Type
Rotating Vane

Resolution
0.01 m/s

Wind Speed
0.25 to 62.5 m/s

Protection
Impact-resistant case

Flow Rate
0.25 to 62.5 m/s

Diameter
70 mm (Vane)

Connectivity Type
None (manual recording)

Humidity %
<80%

Measurement Range
0.25 to 62.5 m/s

Equipment Type
Rotating Vane Anemometer

Temperature Range
0 to 60C

Application Media
Air and Non-corrosive Gases

Material
High-impact plastic

Power Supply
9V Alkaline Battery

Power Consumption
Low, via battery

Accuracy
1% of reading

Display Type
4-digit LCD

Range
50 to 12500 ft/min (0.25 to 62.5 m/s)

Data Hold
Yes

Operating Altitude
Up to 2000 m

Calibration
Factory calibrated

Dimensions
273 x 78 x 40 mm

Response Time
1 second

Weight
Approx. 270 g

Auto Power Off
Yes

Storage Temperature
-10C to 60C

Backlight
No

About RVA501 Alnor Rotating Vane

Includes:

Instrument
Carrying case
Alkaline batteries
USB cable and downloading software
Operation and service manual
NIST calibration certificate

Features and Benefits

Measures velocity and temperature
Sweep mode for one overall measurement of large areas
Log, store, and recall data
Download data to a PC using LogDat2 downloading software
Measurement range: 506000 ft/min (0.2530 m/s)
Optional telescopic probe available
Compatible with Aircone Flow Hoods

Fast and Accurate Measurement

Equipped with a rotating vane sensor, the RVA501 delivers wind speed and air flow readings within a second, offering high precision with 1% accuracy. Its 0.01 m/s resolution makes it suitable for both low and high flow environments, ensuring reliability in various applications from HVAC maintenance to research.

User-Friendly Operation and Handy Features

The RVA501 features a 4-digit LCD display for clear readings, a convenient data hold function, and automatic power-off for battery conservation. With simple manual recording (no connectivity required) and a portable design, this instrument is tailored for ease of field use by professionals ranging from service technicians to suppliers.

Built for Demanding Environments

Designed with an impact-resistant, high-impact plastic case, the RVA501 stands up to harsh job site conditions. It functions reliably at operating altitudes up to 2000 m, temperatures from 0C to 60C, and humidity below 80%. Its compact, lightweight structure makes it easy to carry and store, supporting efficient workflow wherever you operate.

FAQ's of RVA501 Alnor Rotating Vane:

Q: How is the RVA501 Alnor Rotating Vane Anemometer operated in the field?

A: The RVA501 is lightweight and portable, designed for manual operation. Simply power it on using a 9V alkaline battery, hold it in the airflow, and the rotating vane sensor instantly provides readings on the 4-digit LCD. You can use the data hold feature to freeze the measurement for manual recording.

Q: What media can the RVA501 measure?

A: This anemometer is intended for measuring wind speed or flow rates in air and non-corrosive gases, making it suitable for HVAC inspections, laboratory ventilation checks, and industrial environmental monitoring.

Q: When should I recalibrate the RVA501 anemometer?

A: The RVA501 comes factory calibrated, ensuring high accuracy out-of-the-box. For continued precision, periodic recalibration intervals depend on usage frequency and industry standards. Contact the distributor or service provider in India to determine optimal recalibration schedules.

Q: Where is the RVA501 most beneficial to use?

A: The RVA501 excels in environments such as HVAC system testing, cleanroom monitoring, safety inspections, warehouses, and laboratories-all locations where accurate air flow measurement is critical.

Q: What process does the RVA501 use to measure wind speed?

A: The device utilizes a 70 mm rotating vane sensor that spins in response to air movement. The vane's rotational speed is translated into accurate wind speed or volumetric flow readings displayed on the LCD.

Q: Is there any special usage tip for maximizing battery life?

A: Yes, the RVA501 features an auto power-off function to preserve battery life. For best results, always turn off the device after use, and store it in a temperature-controlled environment to avoid excessive battery drain.

Q: What are the main benefits of choosing this model?

A: The RVA501 offers rapid response (1 second), high accuracy (1% of reading), a robust build, and simple operation without the need for connectivity or complex setup, making it an efficient and dependable choice for professionals requiring reliable air flow measurements.

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