FLUID POWER, PROCESS CONTROL & INSTRUMENTATION

NORMAN EQUIPMENT COMPANY
9850 S. INDUSTRIAL DRIVE BRIDGEVIEW IL 60455
(708) 430-4000 FAX (708) 430-3027

TEST DATA SHEET

Test performed by A.K. Bandukwala P.E. at Norman Equipment Company on April 13, 1993

VACUUM QUALITY TEST

Under the conditions of this test Pump-N-Seal® (Item #1) generated 19.4% more vacuum than Item #2.

(**) Testing of Items # 7 and Item #8 were performed and documented by Pioneering Concepts Incorporated and added to this list for convenience.

Test Equipment

Items #1 to #3 tested on a 6 inch compound test gauge with readability of +/- 0.25 inches of Hg and accuracy of 0.25% of full scale. Items #4 to #6 tested on water manometer. Readability +/- 0.05 inches of water. Vacuum values were reported in inches of Hg for clarity.

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Under the conditions of this test Pump-N-Seal® (Item #1) performed 12.6% faster than Item #2.

Test Equipment

A standard Swiss made stop-watch, Galco Timer by Racine, was used to time the duration of the test. The test gauge used to signify the end of the test was a US Gauge, 6 inch, single range “test gauge” with full scale of 0 to 30 inches of Hg, with subdivisions of 0.1 inch of Hg. Containers were empty one gallon bottles in which equal amounts of vacuum was generated during the specified period of time.

Signed,

A. K. Bandukwala

(Copies of original signed document available upon request. Please send self addressed envelope)