USTER
®
HVI SPECTRUM
Instruction Manual
Note:
HVI Spectrum II operators must select either Length/Strength
Unit 1 or Unit 2 from the pull-down list, which is located to the left of
the
START
button. This choice will designate which unit will complete
testing first.
3. Check the current Standard Values displayed at the top of the
screen for Long and Short cottons.
4. If these values match those of the calibration cotton being used,
DO NOT
change the figures.
5. If the values are incorrect, enter the correct values and select the
SAVE STD VALUES button to save the changes.
It is important that you select the SAVE STFD
Values button to activate the new values.
6. BEFORE initiating testing, press the YELLOW vacuum blower
button to the ON position.
7. To begin the calibration process, select the START button on the
screen. Instructions for placing the sample cotton on the
Length/Strength plate are displayed on the screen (these will be
the same as the testing procedure). For
HVI Spectrum II
operators,
this information will appear in the message window that pertains
to the Unit being used.
8. Simultaneously, press the two buttons located on the top of the
Length/Strength cabinet. This will activate the testing process.
9. Calibration for Short Cotton is performed first and continues until
a total of 12 tests have been completed.
10. Next, 12 tests for Long Cotton are performed.
Uster Technologies, Inc. Chapter 4
Calibration • Page 4-8
It is important that you change the placement of
the cotton after each test so a true reading of the
sample is taken.
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