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DeNovix DS-11 Series User Manual

DeNovix DS-11 Series
93 pages
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Rev December 2018
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DeNovix DS-11 Series Specifications

General IconGeneral
Wavelength Range190 - 840 nm
Minimum Sample Size0.5 µL
Sample Volume0.5 - 2 µL
Absorbance Precision0.002 AU (1 cm equivalent)
Operating SystemAndroid
Display7-inch touchscreen
Power Requirements100 - 240 V, 50/60 Hz
Pathlength0.5 mm (auto-ranging)

Summary

1. Introduction

Product Technology

Describes the compact DeNovix Spectrophotometers/Fluorometers and their integrated processor and touchscreen.

Key Features

Lists key features including integrated processor, touchscreen, Android interface, EasyApps, 1 µL/Cuvette analysis, and 4-channel fluorescence.

2. Set up and Safety

Setup Steps

Instructions for unpacking, connecting power, and powering on the instrument.

Cautions

Important warnings regarding cover removal, operating conditions, and power supply usage.

3. Software Quick Guides

Software Icons

Visual representations of common functions and actions within the software interface.

Software Buttons

Explanation of various buttons used in the software for Absorbance and Fluorescence apps.

Software Navigation

How to navigate through the instrument's software interface using tabs and buttons.

Notification Bar

Information displayed in the bottom action bar regarding updates, backups, and connectivity.

4. Report and Graph Screens

Report Screen

Displays measurement results including application-specific data fields for each sample.

Graph Screen

Visualizes spectral data or concentration results, allowing overlay and selection.

5. Absorbance Apps: Basic Operation

Microvolume Measurements

Procedure for performing measurements using 1 µL of sample on the instrument.

Cuvette Measurements

Procedure for performing measurements using cuvettes, detailing specifications and insertion.

Typical Absorbance Run Screen

Details of the interface elements on the Run screen for absorbance measurements.

Best Practices Absorbance Measurements

Guidelines for obtaining accurate absorbance measurements, focusing on cleaning and sample handling.

6. Absorbance Nucleic Acid Apps

Quick Protocol

Step-by-step guide to quantify nucleic acid samples using absorbance values.

dsDNA, RNA and ssDNA

Details on apps for dsDNA, RNA, and ssDNA, including sample type and factor inputs.

Microarray

Procedure for quantifying nucleic acid samples using absorbance and dye-specific wavelengths.

Dye List

List of 11 preconfigured dye types for Microarray and Labeled Proteins applications.

7. Absorbance Purified Protein, Peptide Apps

Quick Protocol

Step-by-step guide to quantify purified protein and peptide samples using absorbance.

Protein A280

Quantifying samples based on absorbance values at 280 nm, including sample type and concentration results.

Labeled Proteins

Quantifying protein samples based on absorbance and dyes/fluorophores.

Peptides

Quantifying low concentration peptide samples, noting aromatic residue absence.

8. Absorbance Colorimetrics App

Quick Protocol

Step-by-step guide for performing colorimetric assays and generating standard curves.

Generating a Standard Curve

Detailed steps for creating a new standard curve or importing a saved one.

Line Fit

Determining a best-fit trend line using replicate averages for concentration calculation.

Saving a Standard Curve

How to save and reuse standard curves or concentration lists for later use.

9. Absorbance UV-Vis App

Quick Protocol

Step-by-step guide to monitor up to 6 specific analysis wavelengths.

Wavelength Range Selection

Options for selecting wavelength ranges (220-750 nm or 190-840 nm) for UV-Vis analysis.

Cursor Position

Using a movable cursor on the graph to find absorbance values at specific wavelengths.

Baseline Correction

Applying baseline correction using a specified wavelength for UV-Vis measurements.

10. Absorbance OD 600 App

Quick Protocol

Procedure to determine optical density of microbial cell cultures at 600 nm.

Unique Features

Details on A600 measurement and cell number conversion factor for OD 600 app.

Baseline Correction

Baseline correction for OD 600 measurements, typically not bichromatic normalization.

11. Absorbance Kinetics App

Quick Protocol

Step-by-step guide for performing cuvette-based kinetic measurements.

Define Method Screen Features

Parameters for defining a kinetic method: name, wavelengths, ranges, and heater set point.

Stage Selections

Defining timed intervals for kinetic measurements: delay, interval, and duration.

Run Screen Features

Features on the Run screen for Kinetics: method selection, graph types, heater control, timer, and stop button.

12. Absorbance Custom Methods Apps

Quick Protocol

Steps to create, save, and access user-defined absorbance methods.

Primary Settings

Essential parameters for defining a new method: name, analysis wavelength, and baseline correction.

Custom Standard Curve Methods

Creating standard curves using custom methods and their similarity to preconfigured Colorimetrics apps.

Custom Formula Methods

Using formula methods to monitor additional results or perform routine calculations.

13. Fluorescence: Basic Operation

Fluorescence Measurements

Procedure for performing fluorescence measurements using the FX module and micro tubes.

Best Practices

Guidelines for accurate fluorescence measurements, covering sample concentration, volume, and handling.

14. Fluorescence: Standard Curve Method Apps

Quick Protocol

Steps to launch, select assay type, and generate a new curve for fluorescence.

Run Screen- Assay and Curve Selections

Interface for selecting assays and generating/using standard curves.

Assay Selection

How to select an assay from the drop-down menu and the role of preconfigured entries.

Curve Options

Options for generating new curves, using previous ones, and setting blank/trend line parameters.

15. Basic Fluorometer App

Quick Protocol

Procedure for using the instrument as a versatile fluorometer for QC and assay development.

Excitation Selection and Emission Results

Selecting fluorophore/LED and viewing RFU results across multiple emission channels.

16. Data Export and Print Options

Export Options

Exporting data via email, network folder, or USB flash drive as .csv files.

Export Formats

Standard and custom formats for exporting data, including defining new formats.

Export Via Email

Sending screen captures and .csv files via email, with Address Book feature.

Export to a Network Folder

Sending data, captures, and backups to network folders using SMB or FTP.

17. Utility Apps and Functions

Accounts App

Manages settings, saved data, and user methods, used for data segregation.

System Accounts

Details on preconfigured Primary Administrator and General accounts.

User Added Accounts

Creating and managing administrator and standard user accounts, including password protection.

App Default Selections

Defining application-specific default settings on a per account basis.

18. Lab Tool Apps

Calculator App

Provides three calculators: Oligo, Scientific, and Dilution calculators.

Oligo Calculator

Analyzes DNA/RNA sequences for length, molecular weight, GC content, and melting temp.

Scientific Calculator

Standard calculator for mathematical and scientific functions.

Dilution Calculator

Calculates stock solution amounts needed for a specified final concentration.

19. Maintenance

Cleaning

Procedures for routine and additional cleaning of sample surfaces.

Guidelines

Recommendations for cleaning the screen and avoiding specific cleaning agents.

20. Diagnostics

DS-11 Self Test

Performing self-tests for microvolume and cuvette modes to check instrument performance.

Lamp Reset

Resets the lamp optimization, used when method optimization is suspect.

Microvolume Pathlength Verification

Verifying microvolume pathlengths using LC-NA verification fluid.

Verification Check Troubleshooting

Troubleshooting low/high absorbance values and high standard deviations in verification checks.

21. Troubleshooting

Quick Help

General advice for issues related to accuracy, reproducibility, and purity ratios.

Microvolume Mode

Troubleshooting steps for microvolume measurements: cleaning, pipetting, and sample handling.

Cuvette Mode

Troubleshooting tips for cuvette measurements: Z heights, UV transparency, and pathlength selection.

Fluorescence Mode

Troubleshooting fluorescence measurements: sample volume, bubbles, and assay parameters.

22. Customer Support

Warranty

Information regarding warranty coverage for products and accessories.

Disclaimer

Statement on document completeness and liability for errors or omissions.