© Edwards Limited 2007. All rights reserved.
Page 5
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Technical
data
A344-02-880 Issue J
2
Technical data
2.1
Operating and storage conditions
2.2
Performance
Note:
Where total pressures are shown in the technical data tables, measurements were taken using an untrapped
total pressure capacitance diaphragm gauge on a header, as specified by Pneurop standards.
Ambient temperature range (operation)
12 to 40°C
Normal surface temperature of the pump (at ultimate vacuum, ambient
temperature of 20°C)
50 to 70°C
Maximum humidity (operation)
90% RH
Ambient temperature range (storage)
-30 to 70°C
E1M40
E2M40
E1M80
E2M80
Maximum Displacement m
3
h
-1
50 Hz electrical supply
42.5
42.5
80
80
60 Hz electrical supply
50.5
50.5
96
96
Maximum Speed – Pneurop
50 Hz electrical supply
37
37
74
74
60 Hz electrical supply
44
44
90
90
Motor rotational speed
50 Hz electrical supply
1,410
1,410
1,420
1,420
60 Hz electrical supply
1,720
1,720
1,720
1,720
Ultimate vacuum
without gas-ballast
mbar
5 x 10
-2
1 x 10
-4
5 x 10
-2
1 x 10
-4
(partial pressure)
Pa
(5)
(1 x 10
-2
)
(5)
(1 x 10
-2
)
without gas-ballast
mbar
1 x 10
-3
1 x 10
-3
(total pressure)
Pa
(1 x 10
-1
)
(1 x 10
-1
)
with full gas-ballast
mbar
4 x 10
-1
5 x 10
-3
4 x 10
-1
5 x 10
-3
(partial pressure)
Pa
(4 x 10
1
)
(5 x 10
-1
)
(4 x 10
1
)
(5 x 10
-1
)
Maximum permitted outlet pressure
(at full pump throughput)
bar gauge
0.5
0.5
0.5
0.5
Pa
(1.5 x 10
5
)
(1.5 x 10
5
)
(1.5 x 10
5
)
(1.5 x 10
5
)
Maximum water vapour inlet pressure
mbar
40
7
30
5
Pa
(4 x 10
3
)
(7 x 10
2
)
(3 x 10
3
)
(5 x 10
2
)
Maximum water vapour pumping rate
kgh
-1
1.1
0.2
1.7
0.3
Maximum gas-ballast flow
m
3
h
-1
3.5
1.7
3.5
1.4
Summary of Contents for E1M40
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