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Thermo Fisher Scientific
Zero Air
The Manual Gas Zero Air Flow screen sets the manual zero-air flow value
for the previously selected gas. The screen identifies the minimum and
maximum acceptable zero-air flow rates and lets the user select a flow rate
between these two settings. If the selected zero-air flow is lower or higher
than the acceptable range, "TOO LOW" or TOO HIGH" appears on the
screen.
In the Main Menu, choose Flow Modes > Permeation Oven > Gas Mix
●
> Gas A-F > Manual > Zero Air.
MAN GAS A ZERO AIR FLOW:
OPER
Gas
The Manual Gas Flow screen sets the manual gas flow value for the
previously selected gas. The screen identifies the minimum and maximum
acceptable gas flow rates and lets the user select a flow rate between these
two settings. If the selected gas flow is lower or higher than the acceptable
range, "TOO LOW" or TOO HIGH" appears on the screen.
In the Main Menu, choose Flow Modes > Permeation Oven > Gas Mix
●
> Gas A-F > Manual > Gas.
MAN GAS A GAS FLOW:
OPER
O
The O
flow mode menu is used to set the operational mode of the
3
3
ozonator (if the ozonator option is installed). Selecting OFF reports the
new flow mode. The user must press
settings. The message "SAVING" is displayed for 3 seconds, then removed.
MINIMUM:
00400 SCCM
MAXIMUM:
10000 SCCM
SET TO:
05001
MOVE CURSOR
CHANGE VALUE
MODE
DIAGS ALARM
MINIMUM:
004.00 SCCM
MAXIMUM:
100.00 SCCM
SET TO:
050.01
MOVE CURSOR
CHANGE VALUE
MODE
DIAGS ALARM
SCCM?
SAVE
SCCM?
SAVE
to accept and activate these
Model 146i Instruction Manual
Operation
Flow Modes
3-15
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Troubleshooting
