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 CRBasic programming
  - 7.2.2 Total flux density
- 7.3 Siting
- 7.4 Mounting procedure
8. Operation
- 8.1 SDI-12 measurements
- 8.2 Measurements at fast scan rates
- 8.3 Heater control
- 8.4 Long cables
9. Troubleshooting and maintenance
- 9.1 Maintenance and calibration
- 9.2 Troubleshooting
Appendix A. Importing Short Cut code into CRBasic Editor
Appendix B. SDI-12 sensor support
- B.1 SDI-12 command basics
- B.2 Acknowledge active command (a!)
- B.3 Send identification command (al!)
- B.4 Start verification command (aV!)
- B.5 Address query command (?!)
- B.6 Change address command (aAb!)
- B.7 Start measurement commands (aM!)
- B.8 Start concurrent measurement commands (aC!)
- B.9 Stopping a measurement command
- B.10 Send data command (aD0! aD9!)
- B.11 Extended commands
- B.12 SDI-12 transparent mode
  - B.12.1 Changing an SDI-12 address
Limited warranty
Assistance
Safety
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Campbell Scientific CS320 Product Manual

Campbell Scientific CS320 Sensor manual cover

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Campbell Scientific CS320 Sensor Specification

The Campbell Scientific CS320 is a sophisticated solar radiation sensor specifically designed for high-precision measurement of global solar irradiance on a planar surface. This sensor integrates an innovative thermopile detector, which facilitates accurate and reliable readings by converting thermal energy into an electrical signal. The CS320 is engineered with a robust and compact construction, ensuring durability and stability in diverse environmental conditions. It features a spectral range of 300 to 2800 nanometers, optimizing its performance across a broad spectrum of solar radiation.

The CS320 operates over a wide temperature range from -40°C to 70°C, making it suitable for deployment in various climatic zones. It includes a desiccant cartridge to minimize internal moisture, ensuring the sensor maintains accuracy over extended periods. The sensor's response time is less than five seconds, providing timely data for dynamic monitoring applications. Its output is a calibrated analog voltage, which facilitates straightforward integration with data acquisition systems.

The CS320 also incorporates a precision bubble level and adjustable leveling feet, ensuring accurate installation and alignment. Its cable is shielded to prevent electromagnetic interference, thereby enhancing data integrity. The sensor is compatible with Campbell Scientific dataloggers, allowing seamless data collection and analysis. With its high-quality design and reliable performance, the Campbell Scientific CS320 is ideal for applications in meteorology, climatology, and solar energy research. Overall, it delivers exceptional measurement accuracy and stability, making it an essential tool for professionals requiring precise solar radiation data.

Campbell Scientific CS320 Sensor F.A.Q.

How do I perform a factory reset on the Campbell Scientific CS320 Sensor?

To perform a factory reset on the CS320 Sensor, locate the reset button on the sensor. Press and hold the button for 10 seconds until the sensor's LED blinks, indicating that it has reset to factory settings.

What is the recommended procedure for cleaning the CS320 Sensor lens?

To clean the CS320 Sensor lens, use a soft, lint-free cloth dampened with distilled water or a sensor-safe cleaning solution. Gently wipe the lens in a circular motion to remove any debris or smudges. Avoid using abrasive materials or chemicals that could damage the lens.

How can I troubleshoot inaccurate readings from my CS320 Sensor?

First, ensure the sensor is properly calibrated and positioned correctly. Check for obstructions or dirt on the lens. Verify that the sensor's firmware is up-to-date and that all connections are secure. If the issue persists, consult the sensor's manual or contact customer support.

What is the best way to install the CS320 Sensor for optimal performance?

Install the CS320 Sensor in an open area with an unobstructed view of the sky. Mount it securely on a stable structure, ensuring it is level and aligned correctly. Avoid placing it near reflective surfaces that might interfere with its readings.

How often should the CS320 Sensor be calibrated for accurate measurements?

The CS320 Sensor should be calibrated annually or as specified by the manufacturer, depending on the environmental conditions and the level of precision required for your application.

Can the CS320 Sensor be used in extreme weather conditions?

Yes, the CS320 Sensor is designed to operate in a wide range of environmental conditions, including extreme temperatures and humidity. However, ensure that it is properly maintained and checked for damage after severe weather events.

What is the procedure for updating the firmware on the CS320 Sensor?

To update the firmware, connect the CS320 Sensor to a computer via the appropriate interface. Use the manufacturer's software tool to check for and install firmware updates. Follow the on-screen instructions to complete the update process.

How do I integrate the CS320 Sensor with a data logger for continuous monitoring?

Connect the CS320 Sensor to the data logger using the recommended cabling and interfaces. Configure the data logger software to recognize the sensor and set up the desired logging intervals and data formats. Ensure that all connections are secure and the system is powered appropriately.

What should I do if the CS320 Sensor is not powering on?

Check the power supply and connections to ensure they are intact and providing the correct voltage. Inspect for any visible damage to the sensor or cables. If the problem persists, consult the troubleshooting section of the manual or contact technical support.

Is it possible to use the CS320 Sensor in a wireless setup?

Yes, the CS320 Sensor can be integrated into a wireless setup using compatible wireless transmitters or data loggers. Ensure that the wireless devices are compatible and configured correctly for seamless data transmission.