Barnstead International Thermolyne 859 Series, Руководство по обслуживанию

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User Variable Printout. See Hidden Key
ENTER. An example of the printout is
depicted on page 58.
Exit: Depress Power Switch to “OFF” and then
“ON” to return furnace to normal opera-
tion.
Temp Key - Toggles from Auto
Program Switching to Idle or Manual
Program Switching to Idle at End-
point
Access: Depress TEMP key while simultaneously
depressing the Power Switch to “ON”.
Procedure: AU appears in the Chamber Temp display.
The Percent Loss displays either “ON” or
“OFF”. If “OFF” is displayed, repeating
access changes the display to AU “ON”.
You are now in the Auto Program
Switching to Idle mode. Repeat Access
again to return to the Manual Program
Switching to Idle mode.
Auto Program Switching to Idle can
increase the number of tests run per day.
The operator’s monitoring time is elimi-
nated as the test results automatically
print out at endpoint. The Manual
Program Switching to endpoint is still
available in the event continuous running
is required after endpoint.
Exit: AU “ON” or “OFF” is displayed for
approximately five seconds. The furnace
automatically returns to idle.
Timer Key - Disables Inactivity Check
Access: Depress the timer key while simultane-
ously depressing the power switch to
“ON.”
Procedure: The Chamber Temp will
display InAc. The Percent Loss window
57
P
ROCEDURES