INFICON Porter CDG020D 10 ... 1000 Torr / mbar - Manual (Page 21)

tina80e1 (2012-06) 21

Evacuate the gauge to a pressure according to the table
below:
F.S.
Recommended final pressure for
zero adjustment
1100 mbar
1000 Torr/mbar
200 Torr/mbar
100 Torr/mbar
50 Torr/mbar
20 Torr/mbar
10 Torr/mbar −
<5×10
-2 Torr
<10
-2
Torr
<5×10 -3 Torr
<2.5×10
-3
Torr
<10 -3 Torr
<5×10
-4
Torr
<6.65×10
0
Pa
<6.65×10 0 Pa
<1.33×10
-0
Pa
<6.65×10 -1 Pa
<3.33×10
-1
Pa
<1.33×10 -1 Pa
<6.65×10
-2
Pa
<5×10
-2
mbar
<5×10 -2 mbar
<10
-2
mbar
<5×10 -3 mbar
<2.5×10
-3
mbar
<10 -3 mbar
<5×10
-4
mbar
If the final pressure in the gauge is too high for zero ad-
justment (>25% of the F.S.), the zero cannot be reached.

Briefly press the button with a pin (max. ø1.1 mm). The
zero adjustment runs automatically (duration ≤8 s).
Press the button briefly
max. ø1.1 mm
After zero adjustment the gauge automatically returns to
measurement mode.