Help and Documentation

Welcome to the LI-7200/RS Enclosed CO2/H2O Gas Analyzer help and documentation.

Important: If you are processing Gill WindMaster or WindMaster Pro sonic anemometer data please read this article: Data Processing Considerations.

Top Resources

NEW! What's new in win-GHG interface v8.9.0 and SmartFlux Firmware v2.3.0

Overview of new features in the latest software release for the win-GHG app and the SmartFlux® 2/3 System embedded firmware. Read this if you are familiar with the software and want to see what has changed.

NEW! LI-7200RS and SmartFlux 2 System Quick Start Guide


Quick start guide provides a broad overview of the order to follow when setting up a system, as well as considerations for site maintenance and data management.

NEW! Using the LI-7200/RS Enclosed CO2/H2O Analyzer and the SmartFlux 2 System


Instruction manual for the LI-7200 and LI-7200RS Enclosed CO2/H2O Gas Analyzer.

7200-101 Flow Module Instruction Manual


Instruction manual for the original 7200-101 Flow Control Module (October 2013).

LI-7200 Intake Cap and Dust Filter installation guide


Installation instructions for the 9972-072 intake cap and 9972-073 dust filter for the LI-7200 Enclosed CO2/H2O Analyzer.

Measuring Evapotranspiration with LI-COR Eddy Flux Systems


Application note that describes measurement of evapotranspiration with LI-COR eddy covariance systems.

View all documents...


Factory Recalibration

Recommended Recalibration Frequency for the LI-7200 and LI-7200RS: Every two years; however, if the internal chemicals are serviced every two years and the analyzer zero and span are verified, then no regular factory recalibration is required.

What is included with factory recalibration?

Request Service and Recalibration

To request factory service or recalibration for a LI-COR instrument: Request Factory Service or Recalibration

Service will be performed at our US office in Lincoln, NE USA, European office (LI-COR Biosciences - GmbH), or by a distributor. To locate your country and designated point of contact click here.

Looking for a Calibration Certificate?

Training Courses

Eddy Covariance

Thank you for your registration.

You will receive an email shortly.

If you do not receive it within 24 hours or if you have any questions, please contact LI-COR at 1-402-467-3576.

Thank you for your interest in online eddy covariance training.

This training is full. We will contact you if a spot becomes available or if we add another training date.

We are unable to display the form due to your browser’s privacy settings. Please fill out the form here. If you need further assistance, please contact

When you complete this form your information is received by LI-COR Inc (United States) and shared with its subsidiaries, LI-COR GmbH (Germany) and LI-COR Ltd (United Kingdom). LI-COR and its subsidiaries work closely together to provide scientific expertise and prompt responses to customers globally. Depending on your location, your information may also be shared with a distribution partner. For more details, view our Privacy Policy ( or contact