Servicing
Flow Transducer Calibration
7-24 Model 48i Instruction Manual Thermo Electron Corporation
Flow Transducer
Calibration
Use the following procedure to calibrate the flow transducer.
Equipment Required:
Calibrated flow sensor
1. Remove the cover.
2. Disconnect the pump cable from AC PUMP connector on the
measurement interface board.
3. From the Main Menu, press to scroll to Service > press >
to scroll to Flow Calibration > and press .
The Flow Sensor Cal screen appears.
If the Service Mode is not displayed on the Main Menu, use the
following procedure to display it.
a. At the Main Menu, press to scroll to Instrument Controls >
press > to scroll to Service Mode > and press .
The Service Mode screen appears.
b. Press to toggle the Service Mode to ON.
c. Press > to return to the Main Menu.
d. Continue the procedure at Step 2 to access the Flow Sensor Cal
screen.
WARNING The service procedures in this manual are restricted to qualified
service representatives.
If the equipment is operated in a manner not specified by the manufacturer,
the protection provided by the equipment may be impaired.
Equipment Damage Some internal components can be damaged by small
amounts of static electricity. A properly grounded antistatic wrist strap must
be worn while handling any internal component.
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