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Horiba Scientific FluoroMax-4 User Manual

Horiba Scientific FluoroMax-4
242 pages
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Table of Contents

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Horiba Scientific FluoroMax-4 Specifications

General IconGeneral
BrandHoriba Scientific
ModelFluoroMax-4
CategoryLaboratory Equipment
LanguageEnglish

Summary

Introduction

About FluoroMax®-4 and FluoroMax®-4P

Overview of the spectrofluorometer systems, their components, and the difference between models.

Chapter overview

Outline of the manual's chapter structure and the topics covered in each section.

Safety summary

General safety precautions and symbol definitions for instrument operation.

Risks of ultraviolet exposure

Hazards associated with UV light, health effects, and necessary protective measures.

Additional risks of xenon lamps

Dangers related to xenon lamps, including burns, fire, and radiation exposure.

CE compliance statement

Statement of conformity with EMC and Low Voltage Directives.

Requirements & Installation

Safety-training requirements

Essential safety training for all instrument users, covering radiation and chemical handling.

Surface requirements

Physical space, load-bearing capacity, and overhead clearance needed for instrument setup.

Environmental requirements

Temperature, humidity, and dust level specifications for optimal instrument operation.

Electrical requirements

Power input specifications, voltage range, frequency, and required outlets.

Unpacking and installation

Procedures for safely removing the instrument from its packaging and initial setup.

Software emulation

Method for running FluorEssence™ software without the instrument connected.

System Description

Introduction

Basic explanation of the spectrofluorometer's function and purpose.

Basic theory of operation

Principles of excitation, emission, and detection in spectrofluorometry.

Optical layout

Diagram and explanation of the instrument's optical components.

Detectors (5 and 6)

Description of the signal and reference detectors used in the system.

Electronics and controllers (1a)

Overview of the instrument's internal electronics and control boards.

System Operation

Introduction

Guide to turning on the system, checking calibration, and setting up experiments.

Power switch

Location and function of the instrument's main power switch.

Turning on the system

Step-by-step procedure for powering up the instrument and associated peripherals.

Checking system performance

Routine checks for calibration, repeatability, and throughput before daily use.

Excitation-monochromator calibration check

Procedure to verify excitation wavelength calibration using a xenon lamp scan.

Emission-monochromator calibration check

Procedure to verify emission wavelength calibration using a water Raman scan.

Data Acquisition

Introduction to FluorEssence™ and Multigroup

Overview of special buttons in FluorEssence™ for data recording and presentation.

Experiment Menu button

Selecting experiment types and subtypes using the main experiment menu.

Previous Experiment Setup button

Resetting experiment to previous settings with minor hardware modifications.

Auto Run Previous Experiment button

Rerunning the last loaded experiment automatically without changes.

3D Scan to 3D Profile button

Extracting emission profiles from excitation-emission matrix data.

Run JY Batch Experiments

Automating a series of experiments with adjustable repeats and delays.

Real Time Control

Adjusting experimental parameters in real time and viewing their effects.

Create/Use Calibration Curve from CWA Data

Generating a calibration curve from collected data for analytical measurements.

Running an unknown sample

Procedure for finding optimal excitation and emission wavelengths for unknown samples.

Using corrected signals in FluorEssence™

Incorporating dark offset, blank subtraction, and correction files for accurate data.

Optimizing Data

Cuvette preparation

Detailed procedures for cleaning sample cuvettes to minimize background contributions.

Sample preparation

Guidelines for preparing solution and solid samples for analysis.

Improving the signal-to-noise ratio

Techniques to enhance data quality, including integration time and averaging.

Determining the optimum integration time

Procedure for selecting the best integration time based on signal intensity.

Scanning a sample multiple times

Method to improve signal-to-noise ratio by averaging multiple scans.

Selecting the appropriate bandpass

Adjusting slit widths to control spectral resolution and light intensity.

Smoothing data

Using Origin® software for spectral smoothing to improve data appearance.

Correcting data

Removing system-related spectral information for accurate sample property representation.

Maintenance

Introduction

Overview of basic maintenance procedures and system integrity checks.

Lamp replacement

Procedure for replacing the instrument's xenon lamp.

Hazards

Safety warnings related to lamp housing, high voltage, and hot components.

Changing the lamp

Step-by-step guide for safely replacing the xenon lamp.

Updating the FluoroMax®-4 Firmware

Instructions for updating the instrument's firmware using the installation CD.

Troubleshooting

Using diagnostic spectra

Interpreting lamp and water Raman spectra to identify and resolve instrument problems.

Water Raman spectra

Diagnosing issues such as contaminated water or incorrect slits using water Raman scans.

Further assistance...

Steps to follow when problems persist or are not listed, including contacting support.

Producing Correction Factors

Introduction

Explanation of spectral correction factors for system components to eliminate response characteristics.

Generating emission correction factors

Procedures for creating new emission correction factor files using a standard lamp.

Calculating emission correction factors

Steps to calculate emission correction factors using irradiance values and standard lamp data.

Using correction-factor files

Applying acquired correction files (xcorrect, mcorrect) in FluorEssence™ system configuration.

Excitation correction factors

Information regarding the production and use of excitation correction factors.

FluoroMax®-4P Phosphorimeter Operation

Introduction

Overview of the phosphorimeter feature included in the FluoroMax®-4P.

Theory of operation

Explanation of how the phosphorimeter works for phosphorescence measurements.

Sequence of data acquisition

Steps involved in acquiring phosphorimeter data using pulsed light.

Phosphorimeter parameters

Key parameters governing phosphorimeter experiments like Initial Delay and Sample Window.

Applications for the phosphorimeter

Uses of the phosphorimeter, including phosphorescence decay curves and kinetic analysis.

Processing phosphorimeter data

Steps for analyzing phosphorescence decay curve data using curve fitting.

Lamp replacement

Procedure for replacing the phosphorimeter's xenon flash lamp.

Automated Polarizers

Introduction

Overview of polarized emission measurements and their applications.

Theory

Principles of photoselection, molecular rotation, and anisotropy calculations.

Polarization geometries

Description of L-format and T-format polarization measurement setups.

Magic-angle conditions

Using specific polarizer angles to eliminate rotational artifacts in spectra.

Installation

Information on pre-installation and proper handling of polarizers.

Alignment

Verifying polarizer alignment using scattering solutions and software utilities.

Method

Step-by-step procedure for performing polarizer alignment using software.

Re-alignment of polarizers

Using the software routine for automatic polarizer calibration.

Constant Wavelength Analysis

Performing polarization measurements at fixed excitation and emission wavelengths.

Troubleshooting

Common issues and solutions related to polarizer operation and alignment.

Technical Specifications

Introduction

Overview of the spectrofluorometer system's main components and specifications.

Spectrofluorometer system

Detailed specifications for the FluoroMax®-4 and -4P spectrofluorometer systems.

Phosphorimeter (FluoroMax®-4P)

Technical specifications specific to the phosphorimeter module.

TCSPC option (FM4-2015 upgrade)

Specifications for the Time-correlated single-photon counting upgrade.

Minimum host-computer requirements

Recommended hardware and operating system specifications for the control computer.

Software

Information regarding FluorEssence™ and Multigroup data acquisition software.

Components & Accessories

Itemized list of FluoroMax®-4 accessories

Comprehensive list of available accessories with models and page references.

FL-1013 Liquid Nitrogen Dewar Assembly

Accessory for low-temperature sample measurements using liquid nitrogen.

J1955 HPLC Flow Cell

Fused silica cell ideal for on-line monitoring of fluorescent samples.

F-3026 Correction Factor Kit

Kit for calibrating spectral response using NIST-traceable standards.

FM4-3000 Fiber Optic Mount and J1950 Fiber Optic Bundles

Accessory for remote sensing of samples outside the standard compartment.

FL4-1011 Four-Position Thermostatted Cell Holder

Accessory for temperature-controlled sample measurements (-20°C to +80°C).

J1933 Solid Sample Holder

Holder designed for solid samples such as films, powders, and fibers.

1905-OFR 150-W Xenon Lamp

Replacement xenon lamp providing excitation light from 240 nm to 850 nm.

MicroMax 384 Microwell Plate Reader

Accessory for scanning multiple samples in microplates using FluorEssence™.

FM4-2015 and FM4-2016 TCSPC upgrade

Upgrade for pico- and nanosecond lifetime measurements with TCSPC.

F4-3030 Temperature Bath

Accessory for precise temperature control of samples (-25°C to +80°C).

J400981 Trigger Cable

Cable for manual triggering of fluorescence system scans via a BNC connector.

FM-2007 Windows for the FluoroMax®-4

Accessory for creating special sample atmospheres like dry nitrogen.

Glossary

Absorption

Transition of a molecule from ground to excited singlet state.

Absorbance

Measure of light absorption by a substance, related to concentration.

Anisotropy (<r>)

Measurement of fluorescence polarization related to molecular motion.

Autopolarizers

Automated device for rotating polarizers for anisotropy measurements.

Dispersion

Wavelength range spread per slit width, dependent on monochromator optics.

Excitation monochromator

Component isolating excitation beam wavelengths.

Fluorescence

Light emission from excited molecules returning to ground state.

Integration time

Time duration for collecting detector data points.

Phosphorescence

Emission of light from triplet state to ground state.

Real Time Control

Software application for real-time system setup optimization.

Bibliography

Bayley and Dale: Spectroscopy and Dynamics

Book on molecular biological systems and dynamics.

Becker: Theory and Interpretation of Fluorescence

Text on the theory and interpretation of fluorescence phenomena.

Lakowicz: Principles of Fluorescence Spectroscopy

Comprehensive text covering principles of fluorescence spectroscopy.

Compliance Information

Declaration of Conformity

Manufacturer's statement of product conformity with relevant safety standards.

Applicable CE Compliance Tests and Standards

List of CE compliance tests and the standards they adhere to.