Edwards nRVi, Instruction Manual

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Parameter
Value
nRV4i nRV6i nRV10i nRV14i Units
Gas ballast control low
flow (position ‘I’) ultimate
total pressure
6 x 10
-2
6 x 10
-2
4 x 10
-2
4 x 10
-2 mbar
6 6 4 4 Pa
Gas ballast flow 5 5 5 5 Litres
Maximum water vapour
pumping rate
0.04 0.04 0.04 0.04
kg h
-1
Maximum water vapour
inlet pressure
18 11 7 5 mbar
1.8 x 10
3
1.1 x 10
3
7 x 10
2
5 x 10
2
Pa
Gas ballast control high
flow (position ‘II’) ultimate
total pressure
1.2 x 10
-1
1 x 10
-1
6 x 10
-2
6 x 10
-2
mbar
1.2 x 10
1
1 x 10
1
6 6
Pa
Gas ballast flow 14 14 16 16 Litres
Maximum water vapour
pumping rate
0.12 0.12 0.20 0.25
kg h
-1
Maximum water vapour
inlet pressure
54 32 34 28 mbar
5.4 x 10
3
3.2 x 10
3
3.4 x 10
3
2.8 x 10
3 Pa
Table 8
Gas ballast control - High vacuum mode
Gas ballast control - High Throughput mode
Ultimate total pressure
mbar Pa mbar Pa mbar Pa
2 x 10
-3
2 x 10
-1
3 x 10
-2
3
1.2 x 10
-1
(nRV4i)
1.2 x 10
1
(nRV4i)
1.0 x 10
-1
(nRV6i)
1.0 x 10
1
(nRV6i)
6 x 10
-2
(nRV10/14i)
6.0 (nRV10/14i)
Use for the best ultimate
pressure
Maximum water vapour pumping
rate
Maximum water vapour pumping
rate
0.04 kg h
-1
0.12 kg h
-1
(nRV4/6i)
0.20 kg h
-1
(nRV10i)
0.25 kg h
-1
(nRV14i)
Page 21
A65901880_D - Technical data