Related Manuals for Pessl Instruments METOS Dualex
Summary of Contents for Pessl Instruments METOS Dualex
- Page 1 Dualex Quickstart Guide 2024 A Product of Pessl Instruments GmbH Werksweg 107 8160 Weiz Austria orders@metos.at • +43 317 255 21...
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Page 2: Table Of Contents
Table of content Introduction ......................1 About Dualex ....................1 Applications ....................1 Getting Started ...................... 2 Unpacking and Inspection ................2 Charging the Device ..................2 Taking Measurements ..................3 Starting Up the Dualex .................. 3 Taking a Measurement .................. 3 Accessing Measured Values ................ -
Page 3: Introduction
1. Introduction 1.1 About Dualex Thank you for choosing our Dualex product. The Dualex device is a handheld leaf- clip that utilizes fluorescence and light transmission to determine the physiological state of leaves. It measures the parameters chlorophyll content, flavonol index, anthocyanin index, and calculates the Nitrogen Balance Index (NBI). -
Page 4: Getting Started
2.1 Unpacking and Inspection Upon receiving your Dualex, unpack the device and inspect it for any physical damage. If you notice any damage, please contact Pessl Instruments immediately. 2.2 Charging the Device The Dualex device comes with an internal rechargeable battery. Before initial use, ensure the device is fully charged using the provided USB cable. -
Page 5: Taking Measurements
3. Taking Measurements 3.1 Starting Up the Dualex To start using your Dualex device, press the power button. After a brief startup process, you will be greeted with the main menu on the screen. 3.2 Taking a Measurement 1. Select "Measurement" from the main menu and confirm. 2. -
Page 6: Maintenance
4. Maintenance 4.1 Cleaning and Maintenance Ensure the optics are clean and free of dirt. ● Clean the device regularly using a tissue moistened with water and alcohol ● for external surfaces. For optical parts, use a cotton swab moistened with ethanol. -
Page 7: Chlorophyll Content (Chl)
General Measurement Guidelines Below are a few quick and easy recommendations for taking measurements with Dualex. Upper or Lower Side? The Dualex device allows for measuring both the upper (superior, sup) and lower (inferior, inf) sides of the leaf. For chlorophyll content, measurements from both sides are typically similar. -
Page 8: Flavanol Index (Flav)
5.2.2 Flavanol Index (Flav) Definition: Measures flavanol content in leaves, indicative of stress ● response and UV protection in plants. Normal Range: Typically considered normal when < 1.0; varies depending ● on plant species and environmental conditions. 5.2.3 Anthocyanins Index (Anth) Definition: Measures anthocyanin levels in leaves, providing insights into ●... -
Page 9: Field Crops
Measurements should encompass leaves from all levels and parts, ● including leaves of different ages. Assess the effect of fertilization by taking measurements from at least 20 ● young leaves on a fruit tree/vine stump following fertilization. 5.3.3 Field Crops Identify specific areas for measurements within the field, with a minimum ●... -
Page 10: Applications And Case Studies
5.4.3 Applications and Case Studies Agricultural research ● Environmental monitoring ● Precision farming ● Research collaborations ●...
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