Flow A And B Calibration - Thermo Scientific 49i Instruction Manual

Operation
Service Menu
RESTORE DEFAULT CAL:
RANGE

Flow A and B Calibration

Calibrate Flow Zero
3-90 Model 49i Instruction Manual
• Use
factory default values when pressed after
RESTORE
AVG DIAGS ALARM
The Flow A Calibration menu is used to calibrate the flow A sensor to zero,
span, or restore factory default values. The flow A calibration is visible only
when the instrument is in service mode. For more information on the
service mode, see "Service Mode" earlier in the chapter. The Flow B
Calibration menu functions the same way.
Note This adjustment should only be performed by an instrument service
technician.
• In the Main Menu, choose Service > Flow Calibration A or B.
FLOW SENSOR CAL:
>ZERO
SPAN
SET DEFAULTS
RANGE
The Calibrate Flow A Zero screen calibrates the flow sensor at zero flow.
The Calibrate Flow B Zero screen functions the same way.
Note The pump must be disconnected before performing the zero
calibration.
to overwrite pressure sensor calibration parameters with
RESTORE DEFAULT CAL:
ARE YOU SURE YOU WANT
PRESS
RANGE
1.0000
AVG DIAGS ALARM
.
RESTORE
TO CONFIRM RESTORE
AVG DIAGS ALARM
200
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