Cannon HTHS Series II Instruction & Operation Manual

Cannon HTHS Series II Instruction & Operation Manual Manual pdf 19 page image

16CANNONCANNONCANNONCANNONCANNON® High-Temperature High-Shear Viscometer Series II Instruction & Operation ManualRevision 1.0d—June, 2011;CANNONCANNONCANNONCANNONCANNON® Instrument Company2139 High Tech Road • State College, PA 16803 • USA7. Locate the 2-way toggle switch for the Pressure/Vacuum pump onthe left side of the HTHS front panel and flip the toggle upward toPRES(sure). Then turn the PUMP switch ON to force the rinse oilsample into the viscometric cell.8. After the oil has been forced into the cell, close the green plug valveby moving it to the horizontal position.NOTE DO NOT PROCEED TO THE NEXT STEP OF THE RUN PROCEDUREIF THE PLUG VALVE FOR THE TEST CELL IS IN THE OPEN(HANDLE VERTICAL) POSITION. The HTHS Series II test cycle will notbegin unless the plug valve is closed.9. Remove the adapter from the charge cylinder.10. Using the toggle switch, turn the Pressure/Vacuum pump OFF.11. Using the DECREASE and INCREASE push buttons, adjust theballast tank pressure to between 100 and 150 psi.12. Using a protective glove, carefully remove the stopper from theHTHS exit tube for the desired cell. Then press the START/STOPbutton to force the oil through the capillary. The sample will beflushed through the cell. An audible hiss indicates that the oil hasbeen discharged and gas is flowing through the capillary.13. After the test has been completed, toggle the START/STOP buttonon and off for a few seconds to remove as much excess oil from thecell as possible.14. Using protective gloves, replace the exit tube stopper. You are nowready to prepare the sample for HTHS testing.Soaking the test sample1. To integrate testing with the software analysis package, load theHigh-Shear Viscosity Calculator software and select the desired testcell by clicking the graphic representation or typing the cell numberin the appropriate field. You can also type the Cell Number in theappropriate field.2. Fill the charge cylinder with the test sample to approximately the 10to 12 ml level. Verify that the Cell Selection switch is turned to thenumber of the desired test cell.3. Open the plug valve by turning the green plug valve handle counter-clockwise to the vertical position.