8 Appendix
© Precitec GmbH & Co. KG • EN 09/2019
8 - 65
8
Appendix
8.1
Basic technical information
8.1.1
Conversion of Units
Table 8-1
Appendix: Units - Conversion table
8.1.2
Compressed air quality
(ISO 8573-1)
Table 8-2
Appendix: Compressed air quality - Purity classes
8.1.3
Cooling water - Dew point temperature
Table 8-3
Appendix: Cooling water - Dew point temperature
1.0 mm
=
0.03937"
25.4 mm
= 1.0"
1.0 kg
=
2.20 lb (pounds)
1.0 bar
=
0.1 MPa
= 14.50 psi (pounds/square inch)
=
0.99 atm (atmosphere)
1.0 l (litre)
=
1.06 qt (quarts US)
=
0.88 qt (quarts Imp)
0.0284 l
=
1.0 fl oz (fluid ounce)
Class
Solid particles
(residual dust)
Water
(pressure dew point)
Oil
(aerosol liquid, vapour)
Max. concentration
[mg/m
3
]
Max. size
[µm]
[°C]
[mg/m
3
]
1
0.1
0.1
–70
0.01
2
1
1
–40
0.1
3
5
5
–20
1
4
8
15
+3
5
5
10
40
+7
25
6
--
--
+10
--
Air temp.
Dew point temperature
[°C]
(relative humidity)
[°C]
20%
25%
30%
35%
40%
45%
50%
55%
60%
65%
70%
75%
80%
15
-2
0
2
4
5
6
7
9
10
11
12
20
2
4
6
8
10
11
12
14
15
16
17
25
1
4
7
9
11
13
14
16
17
18
19
20
21
30
5
8
11
13
15
17
19
20
22
23
24
25
26
35
9
12
15
17
20
21
23
25
26
28
29
30
31
40
13
17
19
22
24
26
28
30
31
32
34
35
36
45
17
21
24
26
28
30
32
34
36
37
38
40
41
50
21
25
28
30
33
35
37
39
40
42
43
45
46
55
25
29
32
35
37
39
41
43
45
46
48
49
51
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