Malvern Mastersizer 3000 Manual

MAINTENANCE
This section provides information and instructions for the maintenance of the dispersion
units. This includes a maintenance schedule and associated maintenance procedures for
each dispersion unit and its respective components. Specific procedures for how to inspect
and clean the cell windows are described.
4
Topics included are:
Introduction and warnings 74
Maintenance schedule 75
Cell windows — inspection for poor background 78
Cell windows — removal and inspection 80
Cell windows — cleaning procedures 84
Cell windows — replacing and re-assembling 89
Checking and replacing the sample pipes 93
Cleaning the covers 94
Performing a Quality Audit Standard measurement 94
Power connection, leads and fuses 94
Hydro dispersion unit specific cleaning procedures 95
Consumable kits 102
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Malvern Mastersizer 3000 Specifications

General

Measurement principle	Laser diffraction
Blue laser wavelength	470 nm
Sample dispersion options	Wet and dry dispersion
Data acquisition rate	10 kHz
Particle size range	0.01 to 3500 microns
Laser type	He-Ne and solid state
Accuracy	Better than 1%
Repeatability	Better than 0.5%
Technology	Mie and Fraunhofer theories
Sample dispersion units	Hydro MV, Hydro LV, Aero S
Optical model	Mie theory
Power requirements	100-240 V, 50/60 Hz
Detector arrangement	Log-spaced array