Bias Voltage - Thermo Scientific 48i Instruction Manual

Operation
Alarms Menu
Min and Max Sample

Bias Voltage

Min and Max Bias
Voltage Limits
3-72 Model 48i Instruction Manual
The Minimum Sample Flow alarm limit screen is used to change the
minimum sample flow alarm limit. The minimum and maximum sample
Flow Limits
flow screens function the same way.
In the Main Menu, choose Alarms > Sample Flow > Min or Max.
●
The Bias Voltage screen displays the current bias voltage reading and sets
the minimum and maximum alarm limits. Acceptable alarm limits range
from -130 to -100 volts. If the bias voltage reading goes beyond either the
minimum or maximum limit, an alarm is activated and the alarm (bell)
icon appears in the status bar on the Run screen and in the Main Menu.
In the Main Menu, choose Alarms > Bias Voltage.
●
The Minimum Bias Voltage alarm limit screen is used to change the
minimum bias voltage alarm limit. The minimum and maximum bias
voltage screens function the same way.
In the Main Menu, choose Alarms > Bias Voltage > Min or Max.
●
SAMPLE FLOW:
ACTUAL MIN: 0.350 L/min
SET MIN TO: 0.500 L/min ?
 INC/DEC
SAVE VALUE
RANGE AVG DIAGS ALARM
BIAS VOLTAGE:
ACTUAL
>MIN
MAX
RANGE AVG DIAGS ALARM
BIAS VOLTAGE:
ACTUAL MIN: -130 V
SET MIN TO: -120 V

INC/DEC
SAVE VALUE
RANGE AVG DIAGS ALARM
-110 V
-130 V
-100 V
?
Thermo Fisher Scientific