Contents

Revision and copyright information
Table of contents
1. Introduction
2. Precautions
3. Initial inspection
4. QuickStart
5. Overview
6. Specifications
7. Installation
- 7.1 Wiring
- 7.2 Programming
  - 7.2.1 Data logger instruction
  - 7.2.2 Calibration
- 7.3 Siting
- 7.4 Assembly and mounting the sensor
8. Troubleshooting and maintenance
- 8.1 Troubleshooting
- 8.2 Maintenance schedule
  - 8.2.1 6 to 12 month periodic service
  - 8.2.2 24 to 36 month service
9. References
Appendix A. Importing Short Cut code into CRBasic Editor
Appendix B. Example program
Appendix C. Wind direction sensor orientation
- C.1 Determining true north and sensor orientation
Limited warranty
Assistance
Safety
Campbell Scientific Regional Offices

Campbell Scientific Met One 024A Instruction Manual

Campbell Scientific Met One 024A Wind Vane manual cover

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Campbell Scientific Met One 024A Wind Vane Specification

The Campbell Scientific Met One 024A Wind Vane is a precision meteorological instrument designed to measure wind direction with high accuracy and reliability. This wind vane features a lightweight, anodized aluminum vane that provides a quick response to wind direction changes. The vane is mounted on a stainless steel shaft, which is supported by precision ball bearings to ensure smooth operation and minimize friction. The 024A uses a potentiometer to convert wind direction into an electrical signal, which can be easily integrated with data loggers and other data acquisition systems for real-time monitoring and analysis.

The wind vane operates within a wind speed range of 0 to 75 meters per second, making it suitable for various environmental conditions. It has an accuracy of ±5 degrees and a threshold of less than 1.0 meter per second, ensuring reliable performance even in low wind scenarios. The sensor is housed in a rugged, weather-resistant casing designed to withstand harsh outdoor conditions, ensuring long-term durability and minimal maintenance requirements.

Installation of the Met One 024A is straightforward thanks to its simple mounting system, which can be adapted to various masts or structures. The unit requires a supply voltage of 10 to 15 VDC and has an operating temperature range of -50 to 70 degrees Celsius, making it suitable for diverse climatic conditions. Overall, the Campbell Scientific Met One 024A Wind Vane is a robust, high-performance instrument ideal for meteorological research, weather stations, and environmental monitoring applications.

Campbell Scientific Met One 024A Wind Vane F.A.Q.

How do I properly install the Campbell Scientific Met One 024A Wind Vane?

To install the Met One 024A Wind Vane, securely mount it on a vertical pipe with the vane oriented in the correct north direction. Ensure the pipe is grounded and that there are no obstructions around the vane to affect wind measurement.

What are the basic maintenance steps for the Met One 024A Wind Vane?

Regularly check and clean the wind vane to remove any dirt or debris. Inspect the bearings for wear and lubricate them if necessary. Ensure all mounting hardware is tight and the vane is properly aligned.

How can I troubleshoot if the wind vane is not providing accurate readings?

First, check the alignment and ensure it's not obstructed. Verify all electrical connections are secure. Test the output signal with a multimeter to ensure it corresponds with wind direction. If discrepancies persist, inspect for any mechanical damage.

What should I do if the wind vane is stuck and not rotating?

Inspect the vane for physical obstructions such as debris or ice. Check the bearings for damage or corrosion. If necessary, clean the assembly and apply a suitable lubricant.

How do I calibrate the Met One 024A Wind Vane?

Calibration involves aligning the vane with a known wind direction and adjusting the output signal to match. Consult the user manual for specific calibration procedures and required tools.

Can the Met One 024A Wind Vane withstand extreme weather conditions?

Yes, the Met One 024A is designed to operate in various weather conditions, but it is recommended to perform regular inspections for damage or wear, especially after severe weather events.

What output signals are provided by the Met One 024A Wind Vane?

The Met One 024A Wind Vane typically provides an analog voltage output proportional to the wind direction, which can be interfaced with data loggers or monitoring systems.

How do I replace the vane if it gets damaged?

To replace the vane, first ensure the system is powered down. Remove the damaged vane by loosening the retaining screws. Install the new vane, ensuring it is aligned correctly, and secure it with the retaining screws.

What precautions should I take when handling the Met One 024A Wind Vane?

Handle the vane carefully to avoid bending or damaging it. Wear anti-static gloves when working with the equipment to prevent static discharge, and ensure all tools are non-magnetic.

Is there a recommended height for mounting the wind vane?

The wind vane should be mounted at a height that is representative of the wind measurements desired, typically at least 10 meters above ground level to avoid ground interference, and clear of nearby obstructions.