Verbrauch [Thermisch] Messbereiche VA 570/ VA 520/ VA 525/ VA 521 Messbereiche Low-Speed Version Messbereiche Durchfluss VA 570 / VA 520 / VA 525 / VA 521 Rohr- Innendurchmesser Low-Speed Version (50 m/s) Messbereichsendwerte in Nm³/h * / [cfm] Zoll 1/4″ 3/8″ *** mm 8,9 12,5 Luft** Stickstoff (N2) Argon (Ar) Sauerstoff (O2) Kohlenstoffdioxid (CO2) Methan Erdgas (CH4) Helium (He) Wasserstoff (H2) Propan (C3H8) 25 Nl/min [0,9] 25 Nl/min [0,9] 45 Nl/min [1,5] 25 Nl/min [0,9] 25 Nl/min [0,9] 15 Nl/min [0,6] 735 Nl/h [0,3] 515 Nl/h [0,3] 810 Nl/h [0,3] DN DN 8 DN 10 225 NL/min [8] 205 Nl/min [7,2] 20 [11,7] 215 Nl/min [7,5] 225 Nl/min [7,9] 130 Nl/min [4,5] 95Nl/min [3,3] 65 Nl/min [2,3] 100 Nl/min [3,5] 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ 2 1/2″ 3″ 16,1 DN 15 20 [14,4] 20 [13,2] 21,7 DN 20 27,3 DN 25 36,0 DN 32 41,9 DN 40 53,1 68,9 80,9 DN 50 DN 65 DN 80 45 [25] 75 [45] 140 [80] 195 [115] 320 [190] 550 [325] 765 [450] 40 [25] 70 [40] 130 [75] 180 [105] 295 [175] 505 [300] 705 [415] 35 [20] 75 [40] 120 [70] 220 [130] 305 [180] 505 [295] 865 [510] 1200 [705] 20 [13,5] 45 [25] 75 [40] 135 [80] 185 [110] 305 [180] 525 [310] 730 [430] 20 [14,1] 240 Nl/min [8,4] 170 Nl/min [6] 120 Nl/min [4,2] 185 Nl/min [6,6] 45 [25] 75 [45] 140 [80] 195 [115] 320 [185] 545 [320] 760 [445] 25 [15] 45 [25] 85 [50] 115 [65] 190 [110] 325 [190] 450 [265] 20 [11,7] 235 Nl/min [8,1] 20 [12,9] 30 [15] 60 [35] 80 [45] 135 [75] 230 [135] 320 [185] 20 [13,5] 40 [20] 55 [30] 95 [55] 160 [95] 225 [130] 35 [20] 65 [35] 90 [50] 145 [85] 250 [150] 350 [205] Messbereiche Durchfluss VA 570 / VA 520 / VA 525 / VA 521 Rohr- Innendurchmesser Low-Speed Version (50 m/s) Messbereichsendwerte in Nm³/h */ [cfm] Zoll mm DN 1/4″ 8,9 DN 8 Corgon ®18 Corgon ®10 Corgon ®20 40 Nl/min [1,5] 40 Nl/min [1,5] 40 Nl/min [1,5] Formiergas 90% N2 + 10% H2 Erdgas L Biogas 50% CH4 + Biogas 60% CH4 + LPG + 50% CO2 40% CO2 40% C4H10 50% C4H10 60% C3H8 50% C3H8 LPG + 20 Nl/min [0,6] 15 Nl/min [0,6] 20 Nl/min [0,6] 20 Nl/min [0,6] 15 Nl/min [0,3] 15 Nl/min [0,3] Lachgas (N2O) 25 Nl/min [0,9] Ethin/ Acetylen (C2H2) 15 Nl/min [0,3] 3/8″ *** 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ 2 1/2″ 3″ 12,5 DN 10 15 [8,8] 20 [11,7] 15 [8,8] 190 Nl/min [6,7] 140 Nl/min [4,9] 10 [5,8] 160 Nl/min [5,6] 120 Nl/min [4,2] 115 Nl/min [4] 220 Nl/min [7,7] 125 Nl/min [4,4] 16,1 DN 15 35 [20] 35 [20] 35 [20] 21,7 DN 20 70 [40] 70 [40] 65 [40] 27,3 DN 25 115 [65] 115 [70] 115 [65] 36,0 DN 32 205 [120] 210 [125] 205 [120] 41,9 DN 40 285 [170] 295 [170] 285 [165] 53,1 DN 50 470 [275] 480 [280] 465 [275] 68,9 80,9 DN 65 805 [475] 825 [485] 800 [470] DN 80 1120 [660] 1145 [675] 1110 [650] 20 [12] 40 [20] 65 [35] 120 [70] 165 [95] 270 [160] 465 [275] 645 [380] 15 [9] 15 [10,5] 15 [10,2] 215 Nl/min [7,5] 30 [15] 50 [25] 90 [50] 125 [70] 205 [120] 350 [205] 485 [285] 30 [20] 55 [30] 100 [60] 140 [80] 235 [135] 400 [235] 555 [325] 30 [20] 55 [30] 100 [55] 140 [80] 225 [135] 390 [230] 540 [320] 25 [15] 40 [20] 75 [45] 105 [60] 170 [100] 295 [170] 405 [240] 210 Nl/min [7,5] 25 [14,7] 40 [20] 70 [40] 100 [60] 165 [95] 285 [165] 400 [235] 20 [14,1] 225 Nl/min [8,1] 45 [25] 75 [45] 140 [80] 190 [110] 315 [185] 540 [320] 750 [440] 25 [15] 40 [25] 80 [45] 110 [65] 180 [105] 310 [180] 430 [250] * Nm³/h nach DIN 1343: 0 °C, 1013,25 hPa bei Gasen ** ISO 1217: 20 °C, 1000 hPa bei Luft *** 3/8“ nur beim VA 520 erhältlich Wenn Sie den Verbrauch-/ Durchfluss eines speziellen Gasgemisches messen wollen, fragen Sie bei uns nach. Auf Wunsch bieten wir Ihnen gerne einen Echtgasabgleich unter Prozessbedingungen an. 128 www.cs-instruments.com