EasyManua.ls Logo

LI-COR LI-6800 User Manual

LI-COR LI-6800
152 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
Using Background Programs
on the LI-6800 Portable Photosynthesis System
Version 1.4

Table of Contents

Other manuals for LI-COR LI-6800

Question and Answer IconNeed help?

Do you have a question about the LI-COR LI-6800 and is the answer not in the manual?

LI-COR LI-6800 Specifications

General IconGeneral
TypePortable Photosynthesis System
Light SourceLED
Leaf Temperature MeasurementThermocouple
Operating Temperature Range5-45 °C
Measurement TypeGas Exchange
CO2 Measurement Range0 to 2000 µmol mol-1
H2O Measurement Range0-75 mmol mol-1
Light Intensity Range0 to 2000 µmol m-2 s-1
Relative Humidity Range0 to 100%
Data StorageInternal memory
PowerRechargeable lithium-ion battery
DisplayColor touchscreen
Measurement PrincipleInfrared Gas Analysis (IRGA)

Summary

Things You Should Know

Nomenclature and Symbols

Defines key terms and highlights used in the manual for clarity and consistent understanding.

Python Basics for Background Programs

Explains the role of Python in Background Programs and introduces basic syntax and data types.

Understanding Python Hints

Guides users on interpreting and utilizing hints within the BP configuration interface.

Using VNC for BP Development

Recommends Virtual Network Computing for easier input of expressions and names during BP development.

Overview of Background Programs

Background Program Workflows

Illustrates the typical sequence of operations for building and running Background Programs.

Getting Started with a Tour

Provides a guided walkthrough of launching and interacting with existing Background Programs.

Building a New Background Program

Details the step-by-step process for creating a new Background Program from scratch.

Background Program Examples

Early Morning FoFm Measurement

Demonstrates creating a BP for automated dark-adapted fluorescence readings.

Variations on AutoLog

Explores different ways to implement autologging with BPs, including timing adjustments.

Logging Until Sundown

Shows how to create a BP that logs data based on an environmental condition like light level.

Varying Log Intervals

Details methods for adjusting log intervals dynamically within a BP.

Monitoring Match Mode

Explains how to use a BP to monitor the system's match mode status.

Recording and Replaying Time Series

Demonstrates using BPs to record and playback time-series data, like light intensity.

Response Curves with Background Programs

Basic Response Curve Generation

Illustrates creating a simple response curve using the LOOP step and setpoints.

Multiple Controls in Response Loops

Shows how to manage multiple environmental controls within a response loop.

Higher Dimensional Response Surfaces

Explains how to measure response surfaces with multiple independent variables.

Variable Stability Wait Times

Details methods for setting dynamic wait times based on stability criteria.

Using Dialogs for User Interaction

Screen Reference for Background Programs

The Open/New Screen

Interface for launching, loading, and creating Background Programs.

The Build Screen

Environment for adding, arranging, and managing BP steps.

The Set Screen

Screen for configuring attributes and parameters for individual BP steps.

The Start Screen

Interface for testing and running the developed Background Program.

Debug Mode Operations

Explains how to step through a BP execution for debugging purposes.

Directory Information for BPs

Details the file structure and locations for Background Programs.

Step Reference for Background Programs

ASSIGN Step

Creates and assigns values to local variables within a program.

LOG Step

Controls log file operations: opening, recording remarks, data, and closing.

LOOP Step

Enables repetitive execution of a sequence of steps based on count, duration, list, or file.

WAIT Step

Suspends program execution for a specified duration, stability, event, or time.

SETCONTROL Step

Allows setting a control or system constant by accessing the control dictionary.

DIALOG Step

Creates a user interface dialog for input and interaction within a BP.

EXEC Step

Executes Python code or functions, enabling extended functionality.

Appendix A: Control Dictionary Map

Appendix B: Status Dictionary Map

Appendix C: The list_utility Module

Related product manuals