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Digital Flow Switch
Instruction Manual
Supplemental Document
PF2M7##-X731 Series
This operation manual provides supplement explanation
on Digital Flow Switch for mixed gas type (-X731).
Please read the [Before use] included in the package
carefully.
[F 0] Fluid setting
Set the type of operating fluid.
Mixing ratio of the operating fluid can be selected by
fluid setting.
∗1: Set at the time of ex-factory.
Setting of Function
<Operation>
Press the UP or DOWN button in function selection mode
to display [F 0].
Move on to the setting of
fluid.
Press the SET button.
Refer to the operation manual for
Units criteria/Measurement unit setting.
PF-OMX1004
Move on to the setting of
units criteria.
Press the SET button to set.
Fluid setting
Press the UP or DOWN
button to select the
operating fluid.
Displayed in turn
Display label Fluid for setting
AirN 2
Ar100%
CO2100%
Ar92%, CO28%
Ar90%, CO210%
Ar80%, CO220% ∗1
Ar40%, CO260%
Ar30%, CO270%
Ar70%, CO230%
Ar60%, CO240%