Humboldt HM-3000.3F Digital MasterLoader User Manual

Page 31

Peak values are shown on the first two lines. To review all the data,
press

(REVIEW DATA). You should see this screen:

Pressing

(PRINT DATA) will print the data to a printer or save a file

in ASCII mode to your computer using Humboldt Material testing Software
(HMTS) or Windows Hyper terminal. Once the data has been printed
or transferred, you can begin another test after you have loaded another
sample and raised the head to the start position, close to the load cell. by
pressing

(RUN MARSHALL TEST).

If you don’t have a printer or a computer connected to the HM-3000, you
can press

(SCROLL DATA) to scroll the data. You should see this

screen:

Using the

(NEXT) key to scroll through the readings and the

(LAST) key to view the last reading taken.

To return to any prior screen you can always press

USER DEFINED
A user defined test could be used for any other test beside Marshall and
CBR / LBR. The test would require up to 3 channels associated with it.
User Defined test such as Triaxial (CU) would require 3 channels (load,
displacement, pore water pressure), A Triaxial (UU) requires 2 channels
(load and displacement), Unconfined Compressive strength would require
2 channels (load and displacement), Soil-Cement and TSR would requires a
single channel (load).

USER DEFINED "Unconfined Compressive strength test" Center the soil
sample on the platen. Press the

button to raise the sample to the

start position, close to the unconfined upper platen. There should be about
a 1/8" (3.000mm) gap between the top of the sample and the unconfined
upper platen.

* PRINT DATA

* SCROLL DATA
* RUN MARSHALL TEST

STAB “READING”
FLOW

“READING”

* NEXT
* LAST

Time = 0.0 sec