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Series 360, Granville-Phillips, Stabil-Ion, Ionization, Vacuum ...

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4 Preparing the <strong>Stabil</strong>-<strong>Ion</strong> System for Operation<br />

1<br />

10 -1<br />

True Pressure (mbar)<br />

10 -2<br />

10 -3<br />

Kr<br />

N 2 , air<br />

Ar<br />

CO 2<br />

Ne<br />

D 2<br />

He<br />

freon 22<br />

freon 12<br />

O 2<br />

CH 4<br />

10 -4<br />

Do not use this data with transducers<br />

other than the G-P <strong>Series</strong> 275<br />

Convectron ® Gauge.<br />

Pressure units equivalence:<br />

1 mbar = 100 pascal<br />

10 -4 10 -3 10 -2 10 -1<br />

Indicated Pressure (mbar)<br />

(nitrogen equivalent)<br />

Figure 4-13<br />

Convectron Gauge Indicated vs. True Pressure Curve; 10 -4 to 10 -1 mbar.<br />

4-18<br />

<strong>Series</strong> <strong>360</strong> <strong>Stabil</strong>-<strong>Ion</strong> December, 2001

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