Yokogawa digitalYEWFLO (DY) User Manual
Page 127
<13. GENERAL SPECIFICATIONS>
13-17
IM 01F06A00-01EN
Table 13.10 Range of Measurable Saturated Steam Flow Rate at Selected Process Pressures
Model Code
Flow
Rate
Limits
Minimum and Maximum Measurable Flow Rate in kg/h
0.1 MPa 0.2 MPa 0.4 MPa 0.6
MPa
0.8 MPa 1 MPa 1.5 MPa 2 MPa 2.5 MPa 3 MPa
DY015
DY025
/R1
DY040
/R2
min. 5.8(10.7)
7.0(11.1) 8.8(11.6) 10.4(12.1)
11.6(12.3)
12.8
15.3
19.1
23.6
28.1
max.
55.8
80
129
177
225
272
390
508
628
748
DY025
DY040
/R1
DY050
/R2
min. 13.4(18.9)
16.2(20.0)
20.5
24.1
27.1
30
36
41
49
58
max.
169.7
247.7
400
548
696
843
1209
1575
1945
2318
DY040
DY050
/R1
DY080
/R2
min. 26.5(29.2)
32
40.6
47.7
53.8
59
72
93
116
138
max.
405
591
954
1310
1662
2012
2884
3759
4640
5532
DY050
DY080
/R1
DY100
/R2
min.
44.0
53
67.3
79
89
98
119
156
192
229
max.
671
979
1580
2170
2753
3333
4778
6228
7688
9166
DY080
DY100
/R1
DY150
/R2
min.
84.9
103
130
152
171
189
231
300
371
442
max.
1295
1891
3050
4188
5314
6435
9224
12024 14842 17694
DY100
DY150
/R1
DY200
/R2
min.
148
179
227
267
300
330
402
524
647
772
max.
2261
3300
5326
7310
9276
11232 16102 20986 25907 30883
DY150
DY200
/R1
—
min.
324
392
498
600
761
922
1322
1723
2127
2536
max.
4950
7226
11661
16010
20315
24595 35258 45953 56729 67624
DY200
—
—
min.
697
841
1068
1252
1410
1649
2364
3081
3803
4534
max.
8851
12918
20850
28627
36325
43976 63043 82165 101433 120913
DY250
—
—
min.
1256
1518
1929
2260
2546
2801
3655
4764
5882
7011
max.
13687
19977
32243
44268
56172
68005 97489 127058 156854
186978
DY300
—
—
min.
1799
2174
2762
3236
3646
4012
5235
6823
8423
10041
max.
19602
28609
46175
63397
80445
97390 139614 181960
224633
267772
DY400
—
—
min.
3381
4086
5187
6078
6848
8002
11472
14957
18468
22003
max.
32217
47070
75834
104152
132193
160037 229449 299131 369366 440055
(1) Maximum fl ow rate is the lower of 80m/s.
(2) Minimum values are determined from Table 13.7. The values in parenthesis show the minimum linear fl ow rates (Re = 20,000 or
40,000) when they are higher than the minimum measurable fl ow rate.