Precautions On Operation And Handling; Operation - Ulvac G-TRAN Series Instruction Manual

3.4.

Precautions on operation and handling

Impact
If dropping this unit or installing this unit in a place subject to large
vibrations, the impact or vibration may cause disconnection of the filament, grid,
or ion collector of the sensor or damage this unit.
Measurement
Measure after running for at least 20 minutes.
Packaging for transportation
When transporting this unit, please return it to the factory default condition.
This unit may be damaged if transported unpackaged or in the condition that it is
attached to the equipment.
Repair
Please contact the distributor, ULVAC, or service offices indicated in the
instruction manual for repair.
Disposal
Please dispose of this unit according to the local regulations.
In particular, if the sensor unit is used in an atmosphere that may pose a danger
to humans, please use a specialized disposal company to dispose of it.
Please note that customers are responsible for all disposal costs.
3.5. Check items immediately after the operation
Check the pressure indication of the pressure sensor unit SAU
Check the atmospheric pressure of the pressure sensor unit SAU immediately after
the operation. If necessary, adjust the atmospheric pressure.
Errors due to the altitude of the place where SAU is installed and low atmospheric
pressure
When using SAU at an altitude of 500m or higher or the atmospheric pressure of
950hPa or lower, adjust the atmospheric pressure.
Gas species dependency
The pressure value and accuracy of this unit and pirani detection unit differ
depending on the gas type to be measured. The accuracy of this unit is based on the
measurement of nitrogen gas. Please note that if you use a gas other than nitrogen.
11