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Gas Manual Flow
Thermo Fisher Scientific
GAS A SPAN SELECTION:
>ZERO
SPAN 1
SPAN 2
SPAN 3
SPAN 4
SPAN 5
MANUAL
OPER
MODE
DIAGS ALARM
FLOW MODE:
O3 LEVEL:
SPAN CONC:
TFLOW:
SAVE FLOW MODE
OPER
MODE
DIAGS ALARM
The Gas Manual Flow screen shows the zero-air and gas flows and is used
to manually set them for the previously selected gas. 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 > O3 > GPT/Photometer
●
Control > Gas A-F > Level 1-5 > Manual.
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
0.000 %
100.0 %
80.0 %
50.0 %
20.0 %
10.0 %
90.0 %
08.00 PPM
02001 SCCM
MANUAL SELECTION:
>ZERO AIR
GAS
OPER
MODE
DIAGS ALARM
GAS A SPAN SELECTION:
>ZERO
SPAN 1
SPAN 2
SPAN 3
SPAN 4
SPAN 5
MANUAL
OPER
MODE
FLOW MODE:
O3 LEVEL:
SPAN CONC:
TFLOW:
SAVE FLOW MODE
OPER
MODE
10000 SCCM
100.00 SCCM
Model 146i Instruction Manual
Operation
Flow Modes
0.000 PPM
10.00 PPM
8.00 PPM
5.00 PPM
2.00 PPM
0.50 PPM
DIAGS ALARM
0.800 PPM
08.00 PPM
02001 SCCM
DIAGS ALARM
3-19
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Troubleshooting
