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Operation
Diagnostics Menu
I/O Board Voltages
Temperatures
3-58
Model 42i Trace Level Instruction Manual
In the Main Menu, choose Diagnostics > Voltages > Interface Board
●
Voltages.
INTERFACE BOARD VOLTAGES:
PMT SUPPLY
3.3 SUPPLY
5.0 SUPPLY
15.0 SUPPLY
P15.0 SUPPLY
24.0 SUPPLY
-15.0 SUPPLY
RANGE
AVG
The I/O Board screen (read only) is used to display the current voltage
readings on the I/O expansion board. This menu is only displayed if the
I/O expansion board option is installed.
In the Main Menu, choose Diagnostics > Voltages > I/O Board
●
Voltages.
I/O BOARD VOLTAGES:
3.3 SUPPLY
5.0 SUPPLY
24.0 SUPPLY
-3.3 SUPPLY
RANGE
AVG
The Temperatures screen (read only) displays the internal temperature,
reaction chamber temperature, cooler temperature, and converter
temperatures. The internal temperature is the air temperature measured by
a sensor located on the interface board.
In the Main Menu, choose Diagnostics > Temperatures.
●
TEMPERATURES:
INTERNAL
CHAMBER
COOLER
NO2 CONVERTER
NO2 CONV SET
RANGE
AVG
785.5 V
3.3 V
5.0 V
15.0 V
15.0 V
24.0 V
-15.0 V
DIAGS ALARM
3:3 V
5.0 V
24.0 V
-3.3 V
DIAGS ALARM
o
28.6
C
o
49.0
C
o
-10.0
C
o
320.7
C
o
325.0
C
DIAGS ALARM
Thermo Fisher Scientific
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Troubleshooting
