Thermo Scientific 48i Instruction Manual page 118

Operation
Service Menu
Analog Input Calibrate
Analog Input Calibrate
Dilution Ratio
3-82 Model 48i Trace Level-Enhanced Instruction Manual
ANALOG INPUT CAL:
>CALIBRATE ZERO
The Analog Input Calibrate Zero screen allows the user to calibrate the
Zero zero state of the selected analog input.
In the Main Menu, choose Service > Analog Input Calibration > Select
●
Channel > Calibrate Zero. (Hook up a voltage source of 0 V to the
analog input channel.)
ANALOG INPUT CAL:
DISCONNECT SELECTED INPUT!
The Analog Input Calibration Full-Scale screen allows the user to calibrate
the full-scale state of the selected analog input.
Full-Scale
In the Main Menu, choose Service > Analog Input Calibration > Select
●
Channel > Calibrate Full Scale. (Hook up a voltage source of 10 V to
the analog input channel.)
ANALOG INPUT CAL:
PROVIDE VOLTAGE TO INPUT!
The Dilution Ratio screen allows the user to view and set the dilution ratio.
Acceptable values are 1–500: 1. The default is 1:1. When this value is set,
CALIBRATE FULL SCALE
RANGE AVG DIAGS ALARM
SELECTED INPUT:
CURRENTLY:
 CALIBRATE INPUT TO ZERO
RANGE AVG DIAGS ALARM
SELECTED INPUT:
CURRENTLY:
SET TO:
 CALIBRATE INPUT TO ZERO
RANGE AVG DIAGS ALARM
ZERO
INPUT1
0.24 V ?
SPAN
INPUT1
9.24 V
10.00 V ?
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