Operation
Instrument Controls Menu
3-16 Model 49i Primary Standard Instruction Manual Thermo Fisher Scientific
Pump The Pump screen allows the user to toggle the pump on and off.
• In the Main Menu, choose Instrument Controls > Pump.
•Press to toggle and set the pump on or off.
Temperature
Compensation
Temperature compensation provides compensation for any changes to the
instrument's output signal due to variations in sample gas temperature. The
Model 49i Primary Standard can be operated with or without temperature
compensation.
When temperature compensation is on, the display shows the sample gas
temperature (measured by a thermistor on the Interface board). When
temperature compensation is off, the display shows the standard
temperature of 0.0 °C.
• In the Main Menu, choose Instrument Controls > Temperature
Compensation.
•Press to toggle and set the temperature compensation on or off.
CUSTOM LEVEL 1:
CONC SETTING: 450 ?
©ª
INC/DEC
SAVE VALUE
RANGE AVG DIAGS ALARM
PUMP:
CURRENTLY: OFF
SET TO: ON ?
TOGGLE VALUE
RANGE AVG DIAGS ALARM
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