Accessories
33
12 Accessories
Further detailed accessories are contained in the Pfeiffer Vacuum printed or Online Cat-
alogue.
12.1 Documentation for accessories
Depending on the pump version, supplementary information may be required for safe
use of accessories:
* these documents can be downloaded from the Internet
13 Technical data and dimensions
13.1 General
Conversion table: pressure units
Conversion table: gas throughput units
Description
Size
Okta 18000
Protective strainer
DN 400 PN 10
PP 030 336 -T
Sealing gas connection
PP 048 068 -T
Flushing unit
DN 400 PN 10
PP 022 094 -X
Gear chamber evacuation unit
on request
Accessories
No of supplemen-
tary information*
Special overflow valves
●
with modified pressure differential at the overflow valve
PW 0022 BN
Level switch for monitoring the fill level of lubricants in both oil cham-
bers; including pressure equalisation line
on request
mbar
bar
Pa
hPa
kPa
Torr
mm Hg
mbar
1
1 · 10
-3
100
1
0.1
0.75
bar
1000
1
1 · 10
5
1000
100
750
Pa
0.01
1 · 10
-5
1
0.01
1 · 10
-3
7.5 · 10
-3
hPa
1
1 · 10
-3
100
1
0.1
0.75
kPa
10
0.01
1000
10
1
7.5
Torr
mm Hg
1.33
1.33 · 10
-3
133.32
1.33
0.133
1
1 Pa = 1 N/m
2
mbar·l/s
Pa·m
3
/s
sccm
Torr·l/s
atm·cm
3
/s
mbar·l/s
1
0.1
59.2
0.75
0.987
Pa·m
3
/s
10
1
592
7.5
9.87
sccm
1.69 · 10
-2
1.69 · 10
-3
1
1.27 · 10
-2
1.67 · 10
-2
Torr·l/s
1.33
0.133
78.9
1
1.32
atm·cm
3
/s
1.01
0.101
59.8
0.76
1
