Barnstead International Thermolyne 859 Series, Service Manual

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will display “ON” or “OFF.” The Mode
Condition will display for three seconds.
Accessing toggles the mode between
“ON” and “OFF.” The displayed mode is
the active mode.
Active Keys
These keys activate a function when depressed. The fur-
nace must be in the idle
(non-programmable) mode.
0 Key-Tares the Balance
Access: Depress “0” key. The balance will auto-
matically tare to “0” grams in the balance
display.
Procedure: This mode is useful to perform the “lift
test”, as the balance must be tared before
conducting test. See Glossary.
The weight of the loaded basket assem-
bly can be rechecked if the balance is
tared prior to loading.
Exit: Automatic
Enter Key-Duplicates Header Test
Results
Access: Depress the ENTER key.
Procedure: The header and footer test results will
print out for last test if no other key func-
tions have been performed since printing
of the last test results. The power switch
must not be switched “OFF” and “ON”
after the original test report is generated.
This feature provides as many header
copies of the last test results as needed
by the operator.
Exit: Automatic upon completion of printout.
P
ROCEDURES