Technical Data And Dimensions; General; Technical Data Prismapro Qmg 250 F - Pfeiffer Vacuum PrismaPro QMG 250 Translation Of The Original

Technical data and dimensions

15 Technical data and dimensions
15.1 General
mbar
bar
Pa
hPa
kPa
Torr | mm Hg
Tbl. 28:
mbar l/s
Pa m
sccm
Torr l/s
atm cm
Tbl. 29:
15.2 Technical data PrismaPro QMG 250 F
Parameter
Detector type
Mass range
Connection flange
Vacuum required
(max. operating pressure)
Maximum underground cross-sensitiv-
ity at 2 u
Detection limit
QME 250 (straight)
QME 250 (angled)
Sensitivity
Open ion source
Usage
Installation location
Ambient conditions
Protection degree
Relative humidity
Temperatures
Operating temperature (analyzer)
76/86
mbar bar
1 1 · 10
1000 1
0.01
1 · 10
1
1 · 10
10 0.01
1.33
1.33 · 10
Conversion table: Pressure units
mbar l/s
1
10
3 /s
-2
1.69 · 10
1.33
1.01
3 /s
Conversion table: Units for gas throughput
Standard conditions
All values were measured after a 30 minute heat-up phase under standard conditions as
long as not specified otherwise.
QMG 250 F1
Faraday
1 to 100 u
DN 40 CF-F
< 5 × 10 -4 hPa
< 5 ppm
4 × 10 -13 hPa
1 × 10 -12 hPa
-4
> 5 × 10 A/hPa
Indoor, weatherproof
IP 30
≤ 98 % at operating temperature, non-condensing
≤ 200 °C
Pa hPa
-3 100 1
1000
1 · 10 5
1 0.01
-5
100 1
-3
1000 10
-3 133.32 1.33
2
1 Pa = 1 N/m
sccm
Pa m 3 /s
0.1 59.2
1 592
-3 1
1.69 · 10
0.133 78.9
0.101 59.8
QMG 250 F2
1 to 200 u
< 65 ppm
5 × 10 -13 hPa
2 × 10 -12 hPa
-4
> 4 × 10 A/hPa
kPa Torr | mm Hg
0.1 0.75
100 750
1 · 10 -3 7.5 · 10 -3
0.1 0.75
1 7.5
0.133 1
Torr l/s
atm cm
0.75 0.987
7.5 9.87
-2
1.27 · 10 1.67 · 10
1 1.32
0.76 1
QMG 250 F3
1 to 300 u
< 100 ppm
7 × 10 -13 hPa
4 × 10 -12 hPa
-4
> 3 × 10 A/hPa
3 /s
-2