Data Sheet
Bulletin 71.1:MR95
16
Table 12. Air Capacities
(1)
in SCFH / Nm
3
/h for 1-1/2 through 2 in. / DN 40 through 50 Types MR95H and MR95HD Regulators with
Elastomer or Stainless Steel Diaphragm
RECOMMENDED
OUTLET/
DIFFERENTIAL
PRESSURE
RANGE,
psig/psi / bar
PRESSURE REGULATOR BODY SIZE, IN. / DN
Outlet/
Differential
Setting
Inlet
1-1/2 / 40 2 / 50
Droop Droop
10% 20% 40% 10% 20% 40%
psig bar psig bar SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h
5 to 80 /
0.34 to 5.5
5 0.34
10
20
30
50
75
100
150
200
250
300
0.69
1.4
2.1
3.4
5.2
6.9
10.3
13.8
17.2
20.7
1000
1600
2100
3200
4100
5000
5500
5900
7500
9000
27.5
41.7
56
84.5
109
134
146
159
200
241
1500
2200
2800
4200
5700
7200
7900
8600
10,000
12,000
40.7
58.4
76.2
112
153
194
213
231
273
315
2500
3700
4900
7300
9800
12,000
13,000
13,000
15,000
18,000
68.2
99.8
131
195
264
333
347
360
415
471
1000
1600
2200
3300
5000
6600
10,000
14,000
21,000
29,000
26.9
42.6
58.3
89.7
134
177
270
363
569
775
1400
2300
3200
4900
7200
9500
26,000
42,000
47,000
51,000
38.6
61.7
84.9
131
193
256
695
1130
1250
1360
2600
4000
5400
8100
15,000
21,000
36,000
50,000
51,000
51,000
70.8
107
144
216
392
568
959
1350
1350
1360
30 2.1
40
50
75
100
150
200
250
300
2.8
3.4
5.2
6.9
10.3
13.8
17.2
20.7
7900
8100
14,000
20,000
21,000
23,000
29,000
35,000
212
216
372
527
568
610
772
934
13,000
14,000
22,000
30,000
33,000
35,000
41,000
47,000
340
362
585
807
872
937
1100
1260
21,000
23,000
37,000
50,000
52,000
53,000
57,000
61,000
551
629
987
1340
1380
1420
1530
1640
10,000
13,000
19,000
26,000
57,000
89,000
100,000
110,000
275
346
516
687
1540
2390
2700
3010
18,000
22,000
43,000
64,000
86,000
110,000
110,000
110,000
471
590
1150
1710
2300
2890
2980
3060
30,000
38,000
58,000
79,000
93,000
110,000
110,000
110,000
814
1010
1560
2110
2500
2890
2980
3060
50 3.4
60
75
100
150
200
250
300
4.1
5.2
6.9
10.3
13.8
17.2
20.7
13,000
19,000
26,000
29,000
32,000
42,000
51,000
349
516
697
779
860
1110
1370
27,000
33,000
41,000
47,000
53,000
60,000
68,000
724
873
1100
1250
1410
1620
1820
48,000
52,000
65,000
72,000
78,000
87,000
96,000
1290
1400
1750
1920
2090
2330
2570
14,000
21,000
34,000
77,000
120,000
140,000
160,000
383
570
925
2050
3180
3700
4220
32,000
42,000
67,000
110,000
140,000
150,000
160,000
869
1120
1810
2820
3840
4100
4350
50,000
55,000
76,000
110,000
150,000
150,000
160,000
1340
1490
2030
2960
3900
4120
4350
75 5.2
100
125
150
200
250
300
6.9
8.6
10.3
13.8
17.2
20.7
28,000
35,000
42,000
56,000
62,000
68,000
753
939
1120
1490
1660
1830
48,000
59,000
71,000
94,000
97,000
100,000
1280
1590
1900
2530
2600
2670
68,000
82,000
95,000
120,000
130,000
140,000
1830
2190
2560
3290
3560
3840
33,000
55,000
78,000
120,000
170,000
210,000
875
1480
2090
3300
4440
5580
62,000
82,000
100,000
140,000
180,000
210,000
1650
2190
2730
3800
4750
5690
71,000
90,000
110,000
150,000
180,000
210,000
1910
2410
2920
3930
4810
5690
60 to 120 /
4.1 to 8.3
100 6.9
125
150
175
225
250
300
8.6
10.3
12.1
15.5
17.2
20.7
33,000
37,000
41,000
49,000
48,000
47,000
881
987
1090
1300
1290
1270
60,000
65,000
70,000
81,000
84,000
91,000
1600
1740
1880
2170
2260
2440
81,000
94,000
110,000
130,000
140,000
150,000
2160
2520
2890
3610
3730
3980
38,000
60,000
83,000
130,000
150,000
180,000
1020
1620
2230
3440
3920
4900
70,000
90,000
110,000
150,000
170,000
210,000
1880
2420
2960
4050
4580
5650
86,000
110,000
120,000
160,000
180,000
210,000
2310
2830
3340
4360
4820
5750
100 to 140 /
6.9 to 97
125 8.6
150
175
200
225
250
300
10.3
12.1
13.8
15.5
17.2
20.7
40,000
46,000
53,000
63,000
74,000
96,000
1070
1240
1410
1700
1990
2560
69,000
83,000
97,000
110,000
120,000
150,000
1840
2220
2600
2960
3310
4020
94,000
110,000
130,000
150,000
160,000
190,000
2520
3020
3520
3910
4310
5110
38,000
44,000
50,000
81,000
110,000
170,000
1020
1190
1350
2170
2990
4640
76,000
100,000
120,000
140,000
160,000
210,000
2030
2670
3310
3870
4420
5530
100,000
120,000
140,000
160,000
180,000
220,000
2710
3260
3800
4310
4830
5860
120 to 150 /
8.3 to 10.3
150 10.3
175
200
225
250
300
12.1
13.8
15.5
17.2
20.7
38,000
46,000
51,000
55,000
64,000
1030
1240
1360
1480
1710
70,000
80,000
87,000
94,000
110,000
1870
2150
2330
2520
2890
110,000
130,000
140,000
150,000
180,000
2980
3450
3770
4080
4710
38,000
47,000
54,000
61,000
74,000
1020
1270
1450
1630
1990
76,000
93,000
120,000
140,000
190,000
2040
2490
3160
3840
5190
110,000
140,000
160,000
180,000
220,000
3080
3650
4190
4730
5810
1. To obtain capacities for regulators with reduced ow orices, multiply the table values by 0.7.