Thermo 48i - Pressure

Operation
Alarms Menu
Thermo Electron Corporation Model 48i Instruction Manual 3-91
Min and Max Bench Temperature
Limits
The Minimum Bench Temperature alarm limit screen is used to change the
minimum bench temperature alarm limit. The minimum and maximum
Bench Temperature screens function the same way.
• In the Main Menu, choose Alarms > Bench Temp > Min or Max.
• Use and to increment or decrement the numeric value.
• Press to save set value as actual vlaue.
• Press to return to the Bench Temperatures menu or to
return to the Run screen.
Pressure The Pressure screen displays the current reaction chamber pressure reading
and set the minimum and maximum alarm limits. Acceptable alarm limits
range from 250 to 1000 mmHg. If the pressure reading goes beyond either
the minimum or maximum limit, an alarm is activated. The word
“ALARM” appears in the Run screen and in the Main Menu.
• In the Main Menu, choose Alarms > Pressure.
• Use the and to move the cursor up and down.
• Press to select a choice.
• Press to return to the Alarms menu or to return to the
Run screen.
XXLO WCONCENTRATIONXXLO W
CO 15.80 PPM
SAMPLE 12:34 ALARMx
BENCH TEMPERATURE:
ACTUAL MIN: 40.0
o
C
SET MIN TO: 44.0
o
C ?
©ª INC/DEC
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 SAVE VALUE
RANGE AVG DIAGS ALARM