Press
SELECT/ENTER
to accept the and move to the DENSITY
DENSITY =
Enter the predetermined Melt Density of your material. Press
ENTER.
MELT TIME =
The user may enter a melt time from the numeric keypad and press enter or use
the
Enter, Select and Scroll
SMART Key keys to choose a typical value
Press
SELECT/ENTER
to accept the and move to the NO OF FLAGS
# OF FLAGS =
Method B runs can be made with multiple flags to observe the volumetric rates
of materials over different distances. The user must enter the number of flags
from the numeric keypad. Press
ENTER
to accept the value and move to the
FLAG LENGTH screen.
FLG LENGTH =
Enter or select the length of your flag. Remember, method B is volume, using
distance traveled to acquire results.
LOAD =
Enter the LOAD from the SMART Keys or from the numeric keypad. Pressing
ENTER
then enters the QC limits screen.
QC LIMITS =
If
YES
is entered, the user is prompted to enter the HI and LOW QC limits from
the numeric keypad. Please reference "Edit a Program" section for descriptions
of HI/LOW QC Limits. Pressing
ENTER
then prompts the user to enter the
PROGRAM ID
.
PROGRAM ID =
Enter the program ID and press
ENTER
when finished. Numeric and
alphanumeric values may be input. See "Navigating the Keypad" for more
information on alphanumeric input.
To SAVE the program:
Press
ESC
twice to back out to the SAVE Program
mode and select
SAVE
to save the program under the OLD program name.
Change the program name in the EDIT mode.
4) Choosing the Program
Press the
PROGRAM
button. A square block will appear in the upper left
corner of the LED display. Enter the number of the program that was just
created (#) or the number of the previously entered program of your choice. You
can also press
UP
and
DOWN
to browse preprogrammed programs.
The unit will then attempt to latch into the specified temperature. MAKE SURE
THE PISTON and DIE are in the unit. The temperature must equilibrate with the
assemblies in place. The user must wait until the specified temperature has been
achieved to continue with the experiment. When the instrument has latched-in,
continue with sample testing:
Choosing a Timing Flag
ASTM recommends two flags, a 1/4" and a 1" Flag. Use the longer 1"
flag for higher flow rates (> 10 g/10 min.) and the 1/4" flag for all others. The
aim is to have a flag long enough that the error in determining plunger speed is
Series 4000 Melt Indexer Operation Manual
Method "B" Run
34
