Brookfield DV3T Rheometer Instrukcja Użytkownika Pobierz pdf (Strona 106)

Brookeld Engineering Labs., Inc. Page 106 Manual No. M13-2100

Appendix E - Calibration Procedures

TheaccuracyoftheDV3TisveriedusingviscositystandarduidswhichareavailablefromBrookeld

Engineering Laboratories or your local Brookeld agent.  Viscosity standards are Newtonian, and

therefore, have the sameviscosity regardless of spindle speed (or shear rate). Viscosity standards,

calibrated at 25

°C,areshowninTable E-1(SiliconeOils)andTable E-2 (MineralOils).

Formorehelpyoucangotothewebsite,

www.brookeldengineering.com,anddownloadthevideo.

Container size: ForViscosityStandards<30,000cP,usea600mLLowFormGrifnBeaker

havingaworkingvolumeof500mL.

 ForViscosityStandards

≥30,000cP,usetheuidcontainer.

 InsideDiameter: 3.25”(8.25cm)

 Height: 4.75”(12.1cm)

 Note:Containermaybelarger,butmaynotbesmaller.

Temperature: Asstatedontheuidstandardlabel:(

+/-)0.1°C

Conditions: TheDV3Tshouldbesetaccordingtotheoperatinginstructions.Thewaterbath

mustbestabilizedattesttemperature.Rheometerswiththeletters“LV”or“RV”

inthemodeldesignationmusthavetheguardlegattached(seeAppendixFfor

moreinformationontheguardleg).

Normal 25ºC Standard Fluids

Viscosity (cP) Viscosity (cP)

High Temperature Standard Fluids

Three Viscosity/Temperatures**

5 5,000 HT-30,000

10 12,500 HT-60,000

50 30,000 HT-100,000

100 60,000

500 100,000 **25ºC, 93.3ºC, 149ºC

1,000 Refer to Brookeld catalog for more information

Table E-1

MINERAL OIL VISCOSITY STANDARD FLUIDS

BEL Part No. Viscosity (cP) 25ºC

B29 29

B200 200

B600 600

B1060 1,060

B2000 2,000

B10200 10,200

B21000 21,000

B73000 73,000

B200000 200,000

B360000 360,000

Table E-2

1 2 ... 101 102 103 104 105 106 107 108 109 110 111 ... 124 125

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