Barnstead International Thermolyne 859 Series, Руководство по обслуживанию

Страница: 51 / 118

Exit: Depress Power Switch to “OFF” and then
“ON” to return to normal operation.
1 Key-Print Out Paper Saver:
Access: Depress Power Switch to “ON” while
depressing the 1 key simultaneously.
Procedure: Chamber temperature display will display
PRN and the Percent Loss display will
toggle “ON” or “OFF” as the access pro-
cedure is repeated. The new mode will be
displayed for three seconds and then the
furnace will return to normal operation.
Exit: Automatic
2 Key-Default:
Access: Depress the 2 key while simultaneously
depressing Power Switch to “ON”.
Procedure: DEF will be displayed for three seconds
to indicate variables have been reset to
factory values. The furnace will return to
normal operation. Defaulting to factory
values is a useful diagnostic tool as a
comparison of current values vs. factory
values can be made within minutes.
Values can be printed by depressing
ENTER while simultaneously depressing
the Power Switch to the “ON” position.
Exit: Automatic
3 Key-Chamber Calibration Procedure
Equipment 1 ea. Digital Pyrometer with
Needed: Penetration Probe, Sensor NIST
Traceable. (Recommend Thermolyne
PM20700 with TC405X4 Penetration
Probe).
51
P
ROCEDURES