Data Sheet

Bulletin 71.2:299H
20
OUTLET PRESSURE
RANGE AND SETTING,
CONTROL SPRING PART
NUMBER AND COLOR
INLET PRESSURE
CAPACITIES IN SCFH/ Nm
3
/h OF 0.6 SPECIFIC GRAVITY NATURAL GAS
Orice Size, Inch / mm
1/4 x 3/8 / 6.4 x 9.5 3/8 / 9.5 1/2 / 13 3/4 / 19
psig bar SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h
3.5 to 6 inches w.c. /
9 to 15 mbar
3.5 inches w.c. / 9 mbar
-1 to 2 inches w.c. /
-2 to 5 mbar
T13707T0012
Black
2
5
10
15
20
25
0.14
0.34
0.69
1.0
1.4
1.7
750
1150
1580
1910
2230
2560
20.1
30.8
42.3
51.2
59.8
68.6
1540
2440
3570
4400
5140
5880
41.3
65.4
95.7
118
138
158
1960
3230
4970
6890
8050
9210
52.5
86.6
133
185
216
247
4750
7760
11,660
15,890
18,570
21,250
127
208
312
426
498
570
30
40
50
60
80
2.1
2.8
3.4
4.1
5.5
2880
3520
4170
4810
6100
77.2
94.3
112
129
163
6630
8110
9590
11,080
14,040
178
217
257
297
376
10,370
12,700
15,020
17,340
21,980
278
340
403
465
589
23,930
29,280
34,630
39,990
50,690
641
785
928
1072
1358
100
125
150
175
6.9
8.6
10.3
12.1
7390
9010
10,620
12,230
198
241
285
328
17,010
20,720
24,430
28,140
456
555
655
754
26,630
32,430
38,240
44,040
714
869
1025
1180
61,400
74,780
88,170
1646
2004
2363
5 to 9 inches w.c. /
12 to 22 mbar
7 inches w.c. / 17 mbar
-1 to 2 inches w.c. /
-2 to 5 mbar
T13589T0012
Yellow
2
5
10
15
20
25
0.14
0.34
0.69
1.0
1.4
1.7
730
1150
1580
1910
2230
2560
19.6
30.8
42.3
51.2
59.8
68.6
1490
2420
3570
4400
5140
5880
39.9
64.9
95.7
118
138
158
1900
3190
4950
6890
8050
9210
50.9
85.5
133
185
216
247
4610
7690
11,620
15,890
18,570
21,250
124
206
311
426
498
570
30
40
50
60
80
2.1
2.8
3.4
4.1
5.5
2880
3520
4170
4810
6100
77.2
94.3
112
129
163
6630
8110
9590
11,080
14,040
178
217
257
297
376
10,370
12,700
15,020
17,340
21,980
278
340
403
465
589
23,930
29,280
34,630
39,990
50,690
641
785
928
1072
1358
100
125
150
175
6.9
8.6
10.3
12.1
7390
9010
10,620
12,230
198
241
285
328
17,010
20,720
24,430
28,140
456
555
655
754
26,630
32,430
38,240
44,040
714
869
1025
1180
61,400
74,780
88,170
1646
2004
2363
7 to 20 inches w.c. /
17 to 50 mbar
14 inches w.c. /
35 mbar
±2 inches w.c. / ±5 mbar
1N3112X0012
Unpainted
2
5
10
15
20
25
0.14
0.34
0.69
1.0
1.4
1.7
690
1130
1570
1910
2230
2560
18.5
30.3
42.1
51.2
59.8
68.6
1410
2390
3550
4400
5140
5880
37.8
64.1
95.1
118
138
158
1790
3130
4920
6890
8050
9210
48.0
83.9
132
185
216
244
4340
7550
11,540
15,890
18,570
21,250
116
202
309
426
498
570
30
40
50
60
80
2.1
2.8
3.4
4.1
5.5
2880
3520
4170
4810
6100
77.2
94.3
112
129
163
6630
8110
9590
11,080
14,040
178
217
257
297
376
10,370
12,700
15,020
17,340
21,980
278
340
403
465
589
23,930
29,280
34,630
39,990
50,690
641
785
928
1072
1358
100
125
150
175
6.9
8.6
10.3
12.1
7390
9010
10,620
12,230
198
241
285
328
17,010
20,720
24,430
28,140
456
555
655
754
26,630
32,430
38,240
44,040
714
869
1025
1180
61,400
74,780
88,170
1646
2004
2363
16 to 40 inches w.c. /
40 to 99 mbar
28 inches w.c. /
70 mbar
±4 inches w.c. / ±10 mbar
1B413727222
Purple
5
10
15
20
25
0.34
0.69
1.0
1.4
1.7
1100
1560
1910
2230
2560
29.5
41.8
51.2
59.8
68.6
2310
3420
4400
5140
5880
61.9
91.7
118
138
158
3010
4680
6890
8050
9210
80.7
125
185
216
247
7260
11,180
14,680
18,570
21,250
195
300
393
498
570
30
40
50
60
80
2.1
2.8
3.4
4.1
5.5
2880
3520
4170
4810
6100
77.2
94.3
112
129
163
6630
8110
9590
11,080
14,040
178
217
257
297
376
10,370
12,700
15,020
17,340
21,980
278
340
403
465
589
23,930
29,280
34,630
39,990
50,690
641
785
928
1072
1358
100
125
150
175
6.9
8.6
10.3
12.1
7390
9010
10,620
12,230
198
241
285
328
17,010
20,720
24,430
28,140
456
555
655
754
26,630
32,430
38,240
44,040
714
869
1025
1180
61,400
74,780
88,170
1646
2004
2363
1. Capacities are limited to 15,000 SCFH / 402 Nm³/h when the Type VSX-2 is used without a control line.
2. Due to slam-shut properties, capacities cannot be calculated with critical ow equation.
- Blank areas indicate where maximum operating inlet pressure for a given orice size is exceeded.
Table 8. Types 299HS and 299HSR Flow Capacities
(1)(2)
for 1-1/2 NPT and NPS 2 / DN 50 External/Dual Registration
- continued -