Cannon Instrument CMRV-5000 - Manual (Page 44)

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CANNON ® Mini-Rotary Viscometer CMRV-5000 Instruction & Operation Manual
Version 1.0b—August, 2011; CANNON ® Instrument Company
2139 High Tech Road • State College, PA • 16803 • USA
Cell calibration test procedure
Cell calibration Use the VISCPRO ® software to input calibration information as follows:
1. Load the VISCPRO software and make certain that the MRV instru-
ment is listed on a button bar at the bottom of the Primary Window.
If it is not, click Poll for Instruments from the Main menu to
establish computer contact with the CMRV unit.
2. Click Service/Calibrate Cell Constants. The Calibration Param-
eters window will open.
3. Click the Temperature field and select the desired calibration
temperature from the drop-down options.
4. Click the Mass field and select the correct value for the test mass.
5. Click the Known Viscosity field and input the known viscosity of
the standard at the calibration temperature in centipoise (mPa·s).
6. Click the Calibrate ... button to open the Calibrate Cell Constants
window. The CMRV-5000 will cool to the desired calibration
temperature and maintain the temperature for one hour. When the
instrument has completed the calibration profile, the Status field in
the Calibrate Cell Constants window will indicate Ready to
Calibrate.
7. Remove the Plexiglas ® cover and align the pulley-wheel with the cell
to be calibrated.
8. Place the thread from this cell over the pulley-wheel. Hook the
calibration weight specified by the Method to the end of the thread
(see photo).
Preparing to calibrate with the 150-gram