Brookfield LFRA Texture Analyzer Manuel d'utilisateur

Brookfield Engineering Labs., Inc. Page 1 Manual No. M/05-370-A1205BROOKFIELD LFRATEXTURE ANALYZEROperating InstructionsManual No. M/05-370-A1205BR

Brookfield Engineering Labs., Inc. Page 10 Manual No. M/05-370-A1205III.3 Base TableThe Base Table is designed to provide quick adjustment of the

Brookfield Engineering Labs., Inc. Page 11 Manual No. M/05-370-A1205III.4 ProbesThere are a range of probes available for use with the LFRA Textur

Brookfield Engineering Labs., Inc. Page 12 Manual No. M/05-370-A1205Once the test mode is selected the test parameters must be set.•Normal requires

Brookfield Engineering Labs., Inc. Page 13 Manual No. M/05-370-A1205Data entry is accomplished by setting each digit individually. For example: to

Brookfield Engineering Labs., Inc. Page 14 Manual No. M/05-370-A1205Depressing the Select / Scroll knob at any time during the test will display th

Brookfield Engineering Labs., Inc. Page 15 Manual No. M/05-370-A1205Start the calibration verification process by using the Select / Scroll knob to

Brookfield Engineering Labs., Inc. Page 16 Manual No. M/05-370-A1205Example of Calibration Verification1000 gram LFRA Texture Analyzer, accuracy ac

Brookfield Engineering Labs., Inc. Page 17 Manual No. M/05-370-A1205IV. TEST METHOD DEVELOPMENTThe measurement results provided by the LFRA Texture

Brookfield Engineering Labs., Inc. Page 18 Manual No. M/05-370-A1205Within a probe category, variations of geometry can be significant. It may req

Brookfield Engineering Labs., Inc. Page 19 Manual No. M/05-370-A1205V. APPLICATIONSThis applications section should be used as a guide to the devel

Brookfield Engineering Labs., Inc. Page 2 Manual No. M/05-370-A1205TABLE OF CONTENTSI. INTRODUCTION...

Brookfield Engineering Labs., Inc. Page 20 Manual No. M/05-370-A1205was left between the sample surface and the base of the probe. This wasleft to

Brookfield Engineering Labs., Inc. Page 21 Manual No. M/05-370-A1205PARAMETER All parameters were automatically calculated within the Analyze a tes

Brookfield Engineering Labs., Inc. Page 22 Manual No. M/05-370-A1205Sample conditions which will effect results generated:1. Fat content2. Protein

Brookfield Engineering Labs., Inc. Page 23 Manual No. M/05-370-A1205PROBE REF: 2mm stainless steel cylinder probe (REF: TA39)METHOD: Biscuits appro

Brookfield Engineering Labs., Inc. Page 24 Manual No. M/05-370-A1205PARAMETERS: HARDNESS Force necessary to attain a given deformationCONSISTENCY I

Brookfield Engineering Labs., Inc. Page 25 Manual No. M/05-370-A1205LFRA SETTINGS: MODE: Measure force in compressionPLOT: FinalSPEED: 0.1mm/s-1DIS

Brookfield Engineering Labs., Inc. Page 26 Manual No. M/05-370-A1205RESULTS: PARAMETER UNIT 2mm 4mm 6mmHARDNESS (g) 334 722 1159CONSISTENCY (gs) 31

Brookfield Engineering Labs., Inc. Page 27 Manual No. M/05-370-A1205Appendix A - Probes and FixturesProbesStandard Probe kit comes complete with th

Brookfield Engineering Labs., Inc. Page 28 Manual No. M/05-370-A1205Conical ProbesTA2/100 60°, 30 mm D, Clear Perspex (low mass)TA2/1000* 60°, 30 m

Brookfield Engineering Labs., Inc. Page 29 Manual No. M/05-370-A1205Appendix B - TroubleshootingIf no power to the instrument:Check:• User replacea

Brookfield Engineering Labs., Inc. Page 3 Manual No. M/05-370-A1205I. INTRODUCTIONThe Brookfield LFRA Texture Analyzer measures the resistance of a

Brookfield Engineering Labs., Inc. Page 30 Manual No. M/05-370-A1205Appendix C - Warranty and Repair ServiceWarrantyBrookfield Texture Analyzers ar

Brookfield Engineering Labs., Inc. Page 4 Manual No. M/05-370-A1205I.2 UtilitiesInput Voltage: 115 VAC or 230 VACInput Frequency: 50/60 HzPower Con

Brookfield Engineering Labs., Inc. Page 5 Manual No. M/05-370-A1205Position: Range: 0-75 mmResolution: 0.1mmAccuracy: 0.1mmOutput: Computer: RS232

Brookfield Engineering Labs., Inc. Page 6 Manual No. M/05-370-A1205I.6 Safety Symbols and PrecautionsSafety SymbolsThe following explains safety sy

Brookfield Engineering Labs., Inc. Page 7 Manual No. M/05-370-A1205I.7 Key FunctionsThe LFRA Texture Analyzer is operated through two keys and a kn

Brookfield Engineering Labs., Inc. Page 8 Manual No. M/05-370-A1205II. QUICK START1. Unpack the instrument according to Section I.5.2. Attach the s

Brookfield Engineering Labs., Inc. Page 9 Manual No. M/05-370-A1205III. OPERATIONIII.1 PrincipleThe Brookfield LFRA Texture Analyzer drives a prob