21
■
Tables for specifying volumetric flow rate accuracy (in air)
Unit of flow rate: m
3
/h (actual @ 23°C)
Accuracy differs according to operating pressure and flow rate ranges.
●
MVF050 (Pipe size 50A)
●
MVF080 (Pipe size 80A)
●
MVF100 (Pipe size 100A)
●
MVF150 (Pipe size 150A)
Chapter 5. SPECIFICATIONS
Operating Minimum
Accuracy
pressure
measurable
(kPa)
flow rate
±Q min
±4%RD
±2%RD
Q min
10
7.3
7.3
≤
Q
≤
31 31 < Q < 73 73
≤
Q
≤
234
20
6.7
6.7
≤
Q
≤
29 29 < Q < 67 67
≤
Q
≤
234
30
6.2
6.2
≤
Q
≤
27 27 < Q < 62 62
≤
Q
≤
234
40
5.8
5.8
≤
Q
≤
25 25 < Q < 58 58
≤
Q
≤
234
50
5.4
5.4
≤
Q
≤
23 23 < Q < 54 54
≤
Q
≤
234
60
5.0
5.0
≤
Q
≤
22 22 < Q < 50 50
≤
Q
≤
234
70
4.7
4.7
≤
Q
≤
20 20 < Q < 47 47
≤
Q
≤
234
80
4.5
4.5
≤
Q
≤
19 19 < Q < 45 45
≤
Q
≤
234
90
4.3
4.3
≤
Q
≤
18 18 < Q < 43 43
≤
Q
≤
234
100
4.0
4.0
≤
Q
≤
17 17 < Q < 40 40
≤
Q
≤
234
200
2.7
2.7
≤
Q
≤
12 12 < Q < 27 27
≤
Q
≤
234
300
2.3
2.3
≤
Q
≤
9
9 < Q < 20 20
≤
Q
≤
234
400
2.3
2.3
≤
Q
≤
7
7 < Q < 16 16
≤
Q
≤
234
500
2.3
2.3
≤
Q
≤
6
6 < Q < 14 14
≤
Q
≤
234
600
2.3
2.3
≤
Q
≤
5
5 < Q < 12 12
≤
Q
≤
234
700
2.3
2.3
≤
Q
≤
4
4 < Q < 10 10
≤
Q
≤
234
800
2.3
2.3
≤
Q
≤
4
4 < Q < 9
9
≤
Q
≤
234
900
2.3
2.3
≤
Q
≤
4
4 < Q < 8
8
≤
Q
≤
234
980
2.3
2.3
≤
Q
≤
4
4 < Q < 8
8
≤
Q
≤
234
Operating Minimum
Accuracy
pressure
measurable
(kPa)
flow rate
±Q min
±4%RD
±2%RD
Q min
10
10.9
10.9
≤
Q
≤
31 31 < Q < 109 109
≤
Q
≤
516
20
10.0
10.0
≤
Q
≤
28 28 < Q < 100 100
≤
Q
≤
516
30
9.2
9.2
≤
Q
≤
26 26 < Q < 92
92
≤
Q
≤
516
40
8.6
8.6
≤
Q
≤
24 24 < Q < 86
86
≤
Q
≤
516
50
8.0
8.0
≤
Q
≤
23 23 < Q < 80
80
≤
Q
≤
516
60
7.5
7.5
≤
Q
≤
21 21 < Q < 75
75
≤
Q
≤
516
70
7.1
7.1
≤
Q
≤
20 20 < Q < 71
71
≤
Q
≤
516
80
6.7
6.7
≤
Q
≤
19 19 < Q < 67
67
≤
Q
≤
516
90
6.3
6.3
≤
Q
≤
18 18 < Q < 63
63
≤
Q
≤
516
100
6.0
6.0
≤
Q
≤
17 17 < Q < 60
60
≤
Q
≤
516
200
5.2
5.2
≤
Q
≤
11 11 < Q < 40
40
≤
Q
≤
516
300
5.2
5.2
≤
Q
≤
9
9 < Q < 30
30
≤
Q
≤
516
400
5.2
5.2
≤
Q
≤
9
9 < Q < 24
24
≤
Q
≤
516
500
5.2
5.2
≤
Q
≤
9
9 < Q < 20
20
≤
Q
≤
516
600
5.2
5.2
≤
Q
≤
9
9 < Q < 17
17
≤
Q
≤
516
700
5.2
5.2
≤
Q
≤
9
9 < Q < 15
15
≤
Q
≤
516
800
5.2
5.2
≤
Q
≤
9
9 < Q < 13
13
≤
Q
≤
516
900
5.2
5.2
≤
Q
≤
9
9 < Q < 12
12
≤
Q
≤
516
980
5.2
5.2
≤
Q
≤
9
9 < Q < 11
11
≤
Q
≤
516
Operating Minimum
Accuracy
pressure
measurable
(kPa)
flow rate
±Q min
±4%RD
±2%RD
Q min
10
13.5
13.5
≤
Q
≤
39 39 < Q < 154 154
≤
Q
≤
795
20
12.4
12.4
≤
Q
≤
35 35 < Q < 141 141
≤
Q
≤
795
30
11.4
11.4
≤
Q
≤
33 33 < Q < 131 131
≤
Q
≤
795
40
10.6
10.6
≤
Q
≤
30 30 < Q < 121 121
≤
Q
≤
795
50
9.9
9.9
≤
Q
≤
28 28 < Q < 113 113
≤
Q
≤
795
60
9.3
9.3
≤
Q
≤
27 27 < Q < 106 106
≤
Q
≤
795
70
8.8
8.8
≤
Q
≤
25 25 < Q < 100 100
≤
Q
≤
795
80
8.3
8.3
≤
Q
≤
24 24 < Q < 95
95
≤
Q
≤
795
90
7.9
7.9
≤
Q
≤
22 22 < Q < 90
90
≤
Q
≤
795
100
7.9
7.9
≤
Q
≤
21 21 < Q < 85
85
≤
Q
≤
795
200
7.9
7.9
≤
Q
≤
14 14 < Q < 57
57
≤
Q
≤
795
300
7.9
7.9
≤
Q
≤
13 13 < Q < 43
43
≤
Q
≤
795
400
7.9
7.9
≤
Q
≤
13 13 < Q < 34
34
≤
Q
≤
795
500
7.9
7.9
≤
Q
≤
13 13 < Q < 29
29
≤
Q
≤
795
600
7.9
7.9
≤
Q
≤
13 13 < Q < 24
24
≤
Q
≤
795
700
7.9
7.9
≤
Q
≤
13 13 < Q < 21
21
≤
Q
≤
795
800
7.9
7.9
≤
Q
≤
13 13 < Q < 19
19
≤
Q
≤
795
900
7.9
7.9
≤
Q
≤
13 13 < Q < 17
17
≤
Q
≤
795
980
7.9
7.9
≤
Q
≤
13 13 < Q < 16
16
≤
Q
≤
795
Operating Minimum
Accuracy
pressure
measurable
(kPa)
flow rate
±Q min
±4%RD
±2%RD
Q min
10
19.8
19.8
≤
Q
≤
56 56 < Q < 282 282
≤
Q
≤
1710
20
18.1
18.1
≤
Q
≤
52 52 < Q < 259 259
≤
Q
≤
1710
30
17.1
17.1
≤
Q
≤
48 48 < Q < 239 239
≤
Q
≤
1710
40
17.1
17.1
≤
Q
≤
44 44 < Q < 222 222
≤
Q
≤
1710
50
17.1
17.1
≤
Q
≤
42 42 < Q < 208 208
≤
Q
≤
1710
60
17.1
17.1
≤
Q
≤
39 39 < Q < 195 195
≤
Q
≤
1710
70
17.1
17.1
≤
Q
≤
37 37 < Q < 184 184
≤
Q
≤
1710
80
17.1
17.1
≤
Q
≤
35 35 < Q < 173 173
≤
Q
≤
1710
90
17.1
17.1
≤
Q
≤
33 33 < Q < 164 164
≤
Q
≤
1710
100
17.1
17.1
≤
Q
≤
31 31 < Q < 156 156
≤
Q
≤
1710
200
17.1
17.1
≤
Q
≤
29 29 < Q < 104 104
≤
Q
≤
1710
300
17.1
17.1
≤
Q
≤
29 29 < Q < 78 78
≤
Q
≤
1710
400
17.1
17.1
≤
Q
≤
29 29 < Q < 63 63
≤
Q
≤
1710
500
17.1
17.1
≤
Q
≤
29 29 < Q < 52 52
≤
Q
≤
1710
600
17.1
17.1
≤
Q
≤
29 29 < Q < 45 45
≤
Q
≤
1710
700
17.1
17.1
≤
Q
≤
29 29 < Q < 39 39
≤
Q
≤
1710
800
17.1
17.1
≤
Q
≤
29 29 < Q < 35 35
≤
Q
≤
1710
900
17.1
17.1
≤
Q
≤
29 29 < Q < 31 31
≤
Q
≤
1710
980
17.1
17.1
≤
Q
≤
29 29 < Q < 29 29
≤
Q
≤
1710