Agilent Technologies 1260 Infinity II User Manual
High temperature dual angle lsd
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- Page 1 Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Agilent Technologies...
- Page 2 1987) or any equivalent agency regulation or contract clause. Use, duplication or dis- closure of Software is subject to Agilent Technologies’ standard commercial license terms, and non-DOD Departments and Agencies of the U.S. Government will Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 3 In This Guide... In This Guide... This manual covers the • G7822B Agilent 1260 Infinity II High Temperature Dual Angle Light Scattering detector 1 Introduction to the High Temperature Dual Angle LSD This chapter gives an introduction to the HT Dual Angle Light Scattering Detector.
- Page 4 Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
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Page 5: Table Of Contents
Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Introduction to the High Temperature Dual Angle LSD Introduction to the High Temperature Dual Angle LSD Module Components How the Detector Operates Static Light Scaterring Dynamic Light Scattering Physical Basis of Light Scattering... -
Page 6: Introduction To The High Temperature Dual Angle Lsd
This module is installed inside the column oven 2. PD Connect Module, which includes the analog to digital converter and is interfaced to the personal computer. 3. Laser Control Module. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 7: How The Detector Operates
(Brownian motion). The Stokes-Einstein equation is used to determine Rh (the hydrodynamic radius of the molecule). Dynamic Light Scattering is described in section 0. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 8: Physical Basis Of Light Scattering
30mW at 685nm and another, which provides 100 to 150mW at 800nm. The scattered light is collected at a given angle and orientation (e.g. 15° or 90° ) from the incident radiation, and is used to deduce the desired molecular properties. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 9: Static Light Scattering
This is the origin of scattered light. If a single molecule has dimensions that are small with respect to the wavelength of the incident light, the intensity of the light can be defined by equation 3. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... - Page 10 (equation 6). A more detailed discussion of the form factor is presented in The Form Factor sub section. Θ It should be noted that P( ) can be written as a series as shown in equation 7. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 11 5 x 10 0.9993 0.9976 0.9780 5 x 10 0.7622 5 x 10 *1 values depend on shape 11....Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual...
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Page 12: Using Refractive Index To Measure Concentration
10 Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 13: The Form Factor
In addition, 15° data is also used with 90° data to measure R , the radius of gyration of molecules over a limited range of sizes (12-150nm) using static light scattering analysis. Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1200 Infinity II Series RID User Manual... -
Page 14: Characteristics Of High-Angle Light Scattering
Fourier transform (i.e. the data processing is performed in the time domain rather than the frequency domain). Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1200 Infinity II Series RID User Manual... -
Page 15: Using Rh To Determine The Diffusion Constant
If this is not the case, the flow cell must be rinsed through with an intermediate solvent (e.g. Acetone), which is miscible with both solvents. Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1200 Infinity II Series RID User Manual... -
Page 16: Using The Module
Laser Control Module before the power is turned on. Do not remove the cables while the system is powered up. This can cause irreversible C A U T I O N damage to the detector. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 17: Agilent Technologies
Agilent 1260 High Temperature Dual Angle LSD User Manual Site Requirements and Specifications Site Requirements Physical Specifications Performance Specifications Module Overview This chapter provides information on environmental requirements, physical and performance specifications. Agilent Technologies... -
Page 18: Site Requirements And Specifications
➔ Make sure the power connector of the instrument can be easily reached and unplugged. ➔ Provide sufficient space behind the power socket of the instrument to unplug the cable. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... - Page 19 Never use the power cords that Agilent Technologies supplies with this instrument for any other equipment. ➔ Never use cables other than the ones supplied by Agilent Technologies to ensure proper functionality and compliance with safety or EMC regulations. Power cords WA R N I N G Solvents may damage electrical cables.
- Page 20 Laser/Flow Cell/Detector Module is installed within the oven of the 1260 Infinity II High Temperature GPC system. The Control electronics modules at the back of the back of the 1260 Infinity II High Temperature GPC system placed in an area that is free from drafts and/or significant temperature changes.
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Page 21: Physical Specifications
For storing the module Safety standards: Installation category II, Pollution degree 2 For indoor use only. IEC, EN, CSA, UL ISM Classification: ISM Group 1 Class B According to CISPR 11 Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 22: Performance Specifications
LSD (G7821B) Performance Specifications Type Specification Comments Dual Angle LSD Detection type 90° and 15° Rayleigh Scattering Angles Light Scattering Volume Drift 0.01µl 660 nm/30 mWatt Laser Wavelenghth/Power Sample Cell Volume Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 23: Module Overview
2. Laser Control Module, which is fitted to the rear panel of the Agilent High Temperature GPC System Figure 1. G7822B Laser/Flow cell/Detector module Description LASER Head Assy 90° optical connection to control module Solvent inlet Waste Outlet 15° optical connection to control module Agilent 1260 Infinity II HT Dual Angle LSD User Manual... - Page 24 Site Requirements and Specifications Module Overview Figure 2. G7822B Laser Control module _ Front Panel Description Laser On/Off indicator Power On/Off Indicator Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 25 Figure 3. G7822B Laser Control module _ Back Panel Description 15° optical input connection 90° optical input connection I/O connector Analogue connector Laser control connector Power inlet Power Switch Laser Interlock Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 26 Site Requirements and Specifications Module Overview Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 27 Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Optimizing Performance Optimizing Light-Scattering Performance Purging the Light Scattering Detector Maintaining and Cleaning the LS Flow Cell This chapter gives hints on how to optimize the performance or use additional devices.
- Page 28 – causing increased off- set and spikes. It is therefore recommended to change the flow rate by no more than 0.2 mL/min/min. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 29 This process can be shortened if the high-temperature GPC system is set close to its upper operating temperature. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 30 Optimizing Performance Optimizing Light Scattering Performance Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 31 Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Troubleshooting and Diagnostics Troubleshooting Troubleshooting a GPC System This chapter gives an overview about troubleshooting the detector Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1200 Infinity II Series RID User Manual...
- Page 32 LC system but appears as a malfunction of the HT-LS detector. To troubleshoot the HT-LS detector you must be able to separate the HT-LS detector's performance within the LC system from its performance outside the LC system. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 33 If the GPC system has more than one detector installed or there is another type of detector available use them to aid in troubleshooting. 33....Agilent 1260 Infinity II HT Dual Angle LSD User Manual Agilent 1200 Infinity II Series RID User Manual...
- Page 34 Troubleshooting and Diagnostics Troubleshooting a GPC System Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 35 Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Maintenance and Repair Introduction to Maintenance Warnings and Cautions Cleaning the Module Overview of Maintenance Parts This chapter provides general information on maintenance and repair of the detector. Agilent Technologies...
- Page 36 The module is designed for easy maintenance. Maintenance can be done from the front with module in place in the system stack. There are no serviceable parts inside. N O T E Do not open the module. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 37 ➔ The volume of substances should be reduced to the minimum required for the analysis. ➔ Do not operate the instrument in an explosive atmosphere. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 38 If you connect external equipment to the instrument, make sure that you only use accessory units tested and approved according to the safety standards appropriate for the type of external equipment. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 39 Storage of the Detector In case the detector is not used for some time (stored), then fill the flow cell (sample and N O T E reference side) with isopropanol. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 40 Maintenance and Repair Overview of Maintenance Parts Overview of Maintenance Parts Part number Description PL0660-0002 In-line Filter Assembly (LDV), St. St. G7822-63000 Filter Cartridges St. St., 0.5u Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
- Page 41 Agilent 1260 Infinity II High Temperature Dual Angle LSD User Manual Appendix General Safety Information General Safety Information Safety Standards General Before Applying Power Ground the Instrument Do Not Operate in an Explosive Atmosphere Do Not Remove the Instrument Cover...
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Page 42: General Safety Information
Do not use this product in any manner not specified by the manufacturer. The protective features of this product may be impaired if it is used in a manner not specified in the operation instructions. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 43: Before Applying Power
Verify that the voltage range and frequency of your power distribution matches to the power specification of the individual instrument. ➔ Never use cables other than the ones supplied by Agilent Technologies to ensure proper functionality and compliance with safety or EMC regulations. ➔... -
Page 44: Do Not Operate In An Explosive Atmosphere
Personal injury (for example electrical shock, intoxication) ➔ Instruments that appear damaged or defective should be made inoperative and secured against unintended operation until they can be repaired by qualified service personnel. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 45: Solvents
Check the filling level of the waste container regularly. ➔ To achieve maximal safety, check the correct installation regularly. ➔ Do not use solvents with an auto-ignition temperature below 200 °C (392 °F). Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 46: Safety Symbols
A pacemaker could switch into test mode and cause illness. A heart defibrillator may stop working. If you wear these devices keep at least 55 mm distance to magnets. Warn others who wear these devices from getting too close to magnets. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... - Page 47 ➔ Do not proceed beyond a caution until you have fully understood and met the indicated conditions. Agilent 1260 Infinity II HT Dual Angle LSD User Manual...
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Page 48: Waste Electrical And Electronic Equipment (Weee) Directive
Monitoring and Control Instrumentation product. Do not dispose of in domestic household waste N O T E To return unwanted products, contact your local Agilent office, or see http://www.agilent.com for more information. Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 49: Radio Interference
If test and measurement equipment is operated with unscreened cables, or used for measurements on open set- ups, the user has to assure that under operating conditions the radio interference limits are still met within the premises. Agilent 1260 Infinity II HT Dual Angle LSD User M... -
Page 50: Sound Emission
This product has a sound pressure emission (at the operator position) < 70 dB. • Sound Pressure Lp < 70 dB (A) • At Operator Position • Normal Operation • According to ISO 7779:1988/EN 27779/1991 (Type Test) Agilent 1260 Infinity II HT Dual Angle LSD User Manual... -
Page 51: Agilent Technologies On Internet
Appendix Agilent Technologies on Internet Agilent Technologies on Internet For the latest information on products and services visit our worldwide web site on the Internet at: http://www.agilent.com Agilent 1260 Infinity II HT Dual Angle LSD User Manual... - Page 52 II High-Temperature Dual Angle LSD (G7822B) The manual describes the following: • General information, • Introduction • Site requirements • Unpacking • Using the module • Troubleshooting and diagnostics • Safety information Agilent Technologies 2017 Printed in Germany 07/201 7 *G7822-91000* G7822-91000 Agilent Technologies...