Cannon Instrument TESC - Manual (Page 18)

TESC Operator's Manual, Rev 1.0
12
Getting Started CANNON®
Run quick verification test
This test verifies system calibration and provides a technician with basic training in operating
the CANNON® Thermoelectric Sample Conditioner System.
Table 7 — Tools and materials required
Description Description
Assembled TESC System with mounted
Brookfield® viscometer 20 mL of an appropriate reference sample
25 mm × 150 mm rimless, disposable test
tube Brookfield® #4B2 insulated spindle
Sample preparation materials USB flash drive with program files
1. Turn on DV2T and TESC. If the Watlow® controller starts to run a program, press the red
EZ button to halt the test. (Steps symbol indicates a running program.)
2. Autozero DV2T:
a. Remove spindle if present.
b. Lower viscometer to measurement position.
c. Level TESC System if necessary.
d. Select
Next on the DV2T AutoZero screen.
e. When the DV2T indicates that the AutoZero is complete, raise viscometer.
3. Prepare a 20 mL sample according to your laboratory practices:
a. Insert a 25 mm × 150 mm test tube containing 20 mL (± 0.2 mL) of the reference
sample into the test chamber and gently hand-tighten the cone ring.
b. Attach a clean #4B2 spindle to the viscometer.
c. Carefully lower viscometer into measurement position.
4. Set the TESC System temperature:
a. Using the control buttons on the Watlow® controller, set the target temperature,
which depends on the characteristics of the reference sample you are testing.
b. The TESC System immediately begins cooling or heating to achieve the target
temperature.