Product Handbook 2026 - Volume 1

Flowmetering Vortex flowmeters 3

Typical Metric flowrates - VIM20 Saturated steam flowrates (kg/hr)

Nominal Pipe Size

Pressure

80 mm 150 mm 200 mm 300 mm 400 mm 600 mm

Minimum

81

316

548

1 226

1 936

4 404

0 bar g

Maximum

938

3667

6 350

14 209

22 432

51 039

Minimum

187

729

1 263

2 826

4 461

10 151

5 bar g

Maximum

4 986

19 486

33 742

75 495

119 189

271 187

Minimum

249

972

1 683

3 767

5 947

13 530

10 bar g

Maximum

8 859

34 620

59 949

134 132

211 764

481 821

Minimum

298

1164

2 016

4 510

7 120

16 200

3.6 7

15 bar g

Maximum

12 700

49 629

85 939

192 283

303 570

690 705

Minimum

340

1329

2 301

5 148

8 128

18 493

20 bar g

Maximum

16 550

64 676

111 995

250 581

395 609

900 119

Minimum

413

1612

2 791

6 246

9 860

22 435

30 bar g

Maximum

24 357

95 187

164 827

368 789

582 234

1 324 739

Air (nm 3 / h) at 20 °C

Nominal Pipe Size

Pressure

80 mm 150 mm 200 mm 300 mm 400 mm 600 mm

Minimum

89

347

601

1 345

2 124

4 833

0 bar g

Maximum

1 463

5 716

9 897

22 145

34 962

79 547

Minimum

217

847

1 467

3 282

5 181

11 788

5 bar g

Maximum

8 702

34 006

58 885

131 751

208 004

473 266

Minimum

294

1 148

1 987

4 446

7 020

15 972

10 bar g

Maximum

15 975

62 430

108 105

241 878

381 870

868 857

Minimum

355

1 385

2 399

5 368

8 474

19 282

15 bar g

Maximum

23 280

90 979

157 542

352 487

556 497

1 266 182

Minimum

407

1 589

2 751

6 156

9 718

22 112

20 bar g

Maximum

30 615

119 642

207 175

463 539

731 823

1 665 095

Minimum

495

1 934

3 349

7 493

11 829

26 915

30 bar g

Maximum

45 361

177 268

306 961

686 801

1 084 302

2 467 081

Typical Imperial flowrates are on page 8

TI-P339-07 CMGT Issue 4

Page 7 of 11

VIM20 Vortex Insertion Flowmeter

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