Operation
Alarms Menu
3-88 Model 48i Instruction Manual Thermo Electron Corporation
To see the actual reading of an item and its minimum and maximum limits,
move the cursor to the item and press .
The zero/span check and auto calibration screens are visible only if the
zero/span check or auto calibration options are enabled. The motherboard
status, interface board status, and I/O Expansion board status (if installed)
indicate that the power supplies are working and connections are successful.
There are no setting screens for these alarms.
• In the Main Menu, choose Alarms.
• Use and to move the cursor up and down.
• Press to select a choice.
• Press to return to the Main Menu or to return to the Run
screen.
Internal Temperature The Internal Temperature screen displays the current internal temperature
and sets the minimum and maximum alarm limits. Acceptable alarm limits
range from 8 to 47 °C. If the internal temperature reading goes beyond
either the minimum or maximum alarm limit, an alarm is activated. The
word “ALARM” appears in the Run screen and in the Main Menu.
XXLO WCONCENTRATIONXXLO W
CO 15.80 PPM
SAMPLE 12:34 ALARMx
ALARMS:
ALARMS DETECTED 0
>INTERNAL TEMP OK
BENCH TEMP OK
PRESSURE OK
SAMPLE FLOW OK
BIAS VOLTAGE OK
AGC INTENSITY OK
ª
RANGE AVG DIAGS ALARM
MOTOR SPEED OK
ZERO CHECK OK
SPAN CHECK OK
ZERO AUTOCAL OK
SPAN AUTOCAL OK
CONCENTRATION OK
MOTHERBOARD STATUS OK
INTERFACE STATUS OK
I/O EXP STATUS OK
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