Thermo Scientific 146i, Instruction Manual

Page: 55 / 340

Operation
Flow Modes
Thermo Fisher Scientific Model 146 i Instruction Manual 3-13
to accept and activate these settings. The message “SAVING” is displayed
for 3 seconds, then removed.
●
In the Main Menu, choose Flow Modes > Permeation Oven > Level 1 -
5.
PERMEATION OVEN LEVEL:
>LEVEL 1 0.200 PPM
LEVEL 2 0.400 PPM
LEVEL 3 0.600 PPM
LEVEL 4 0.800 PPM
LEVEL 5 1.000 PPM
GAS MIX
OPER MODE DIAGS ALARM
FLOW MODE PERM LEVEL 1:
PERM CONC: 00.200 PPM
TFLOW: 1000 SCCM
SAVING
ƒ SAVE FLOW MODE
OPER MODE DIAGS ALARM
The Gas Selection screen is used to select the gas to mix with the
permeation gas. Gas D, E, and F are available if the six gas option is
installed.
●
In the Main Menu, choose Flow Modes > Permeation Oven > Gas
Mix.
GAS SELECTION:
>GAS A GAS A
GAS B GAS B
GAS C GAS C
GAS D GAS D
GAS E GAS E
GAS D GAS F
OPER MODE DIAGS ALARM
The Gas Span Select screen is used to select the span level for the previously
selected gas. Gas D, E, and F are available if the six gas option is installed.
Permeation Oven Gas
Mix Selection
Permeation Oven Gas
Span Select