1. Attach the spindle to the viscometer lower shaft. Lift the shaft slightly, holding it firmly with one hand while screwing the spindle on with the other (note left-hand thread). Avoid putting side thrust on the shaft. To avoid trapping air bubbles under the disc-type spindles, do the following before attaching the spindle. Begin by immersing the spindle in a diagonal path, slowly drag the spindle across the fluid surface, and bring the spindle to an upright position.
2. Insert and center spindle in the test material (600 ml beaker) until the fluid level is at the immersion groove on the spindle’s shaft.
3. To make a viscosity measurement, turn the motor switch “on” which energizes the viscometer drive motor. Allow time for the indicated reading to stabilize. The time required for stabilization will depend on the speed at which the viscometer is running and the characteristics of the sample fluid. When making a measurement at high speeds, it will be necessary to depress the clutch and turn off the motor, with the red pointer in view.
4. When making a viscosity measurement, the reading should be noted and multiplied by the factor appropriate to the viscometer model/spindle/speed combination being used. Please refer to the table for calculating viscosity. For maximum accuracy, readings below 10.0 should be avoided.
5. Turn the viscosity motor switch “OFF” when changing a spindle, changing samples, etc. Remove spindle before cleaning.
To convert viscometer dial reading to viscosity value in units of centipoise, multiply reading noted on dial viscometer by the factor from the table.
1. Attach the spindle to the viscometer lower shaft. Lift the shaft slightly, holding it firmly with one hand while screwing the spindle on with the other (note left-hand thread). Avoid putting side thrust on the shaft. To avoid trapping air bubbles under the disc-type spindles, do the following before attaching the spindle. Begin by immersing the spindle in a diagonal path, slowly drag the spindle across the fluid surface, and bring the spindle to an upright position.2. Insert and center spindle in the test material (600 ml beaker) until the fluid level is at the immersion groove on the spindle’s shaft.3. To make a viscosity measurement, turn the motor switch “on” which energizes the viscometer drive motor. Allow time for the indicated reading to stabilize. The time required for stabilization will depend on the speed at which the viscometer is running and the characteristics of the sample fluid. When making a measurement at high speeds, it will be necessary to depress the clutch and turn off the motor, with the red pointer in view.4. When making a viscosity measurement, the reading should be noted and multiplied by the factor appropriate to the viscometer model/spindle/speed combination being used. Please refer to the table for calculating viscosity. For maximum accuracy, readings below 10.0 should be avoided.5. Turn the viscosity motor switch “OFF” when changing a spindle, changing samples, etc. Remove spindle before cleaning.การแปลงโทรศัพท์ viscometer ที่อ่านค่าความหนืดใน centipoise คูณอ่านไว้บนโทรศัพท์ viscometer ด้วยตัวคูณจากตาราง
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