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[email protected] | aymcdonald.com A.Y. McDonald American Meter Regulators Ball Style 11/25 Regulators 1800/2000 Series Industrial Regulator 1 1/2” SERIES 1800 CAPACITY DATA - ALL CAPACITIES IN SCFH (SCMH) 0.60 S.G. Orifice Inlet PSIG (bar) Orifice 1 1/4” 1” 7/8” 3/4” 5/8” 1/2” 3/8” 1/4” 1 1/4” 1” 7/8” 3/4” 5/8” 1/2” 3/8” 1/4” SPRING NO. 71424P020 14.5” to 28” W.C. Set: 1 PSIG Droop: 6” W.C. (36 to 70mbar) Set: 69mbar Droop: (15mbar Max) 6,300 (178) 4,900 (139) 4,200 (119) 3,400 (96.4) 3,000 (85.0) 2,300 (65.1) 1,500 (42.5) 3 (0.21) SPRING NO. 71424P021 1 PSIG to 2 PSIG Set: 2 PSIG Droop: 0.4” W.C. (69 to 138mbar Set: 138mbar Droop: 27.6 mbar Max) 8,000 (226) 6,650 (188) 5,600 (159) 4,700 (133) 4,100 (116) 3,200 (90.6) 2,000 (56.6) 1,000 (28.3) 5 (0.34) 7,200 (204) 5,800 (164) 4,900 (139) 4,400 (125) 3,600 (102) 2,800 (79.3) 1,750 (49.6) 900 (25.5) 11,000 (311) 9,400 (266) 8,100 (229) 7,000 (198) 6,300 (178) 4,900 (139) 2,800 (79.3) 1,500 (42.5) 10 (0.70) 11,000 (311) 9,200 (260) 7,800 (221) 7,000 (198) 5,900 (167) 4,700 (133) 2,900 (82.1) 1,500 (42.5) 11,300 (320) 10,000 (283) 8,700 (246) 7,800 (221) 6,200 (176) 3,700 (105) 1,900 (53.8) 15 (1.00) 13,000 (368 11,500 (326) 9,750 (276) 8,700 (246) 7,600 (215) 6,300 (178) 3,800 (108) 1,900 (53.8) 12,700 (360) 11,400 (323) 10,000 (283) 9,200 (260) 7,300 (207) 4,300 (122) 2,250 (63.7) 20 (1.40) 14,900 (422) 12,800 (362) 11,900 (337) 10,800 (306) 9,500 (269) 7,400 (209) 4,700 (133) 2,200 (62.3) 14,200 (402) 12,300 (348) 11,600 (328) 9,300 (263) 5,600 (159) 2,800 (79.3) 30 (2.0) 15,400 (436) 14,850 (420) 13,300 (377) 12,100 (343) 9,500 (269) 6,000 (170) 2,800 (79.3) 15,600 (442) 13,900 (394) 13,700 (388) 10,900 (309) 7,100 (201) 3,400 (96.3) 40 (2.80) 17,000 (481) 15,200 (430) 13,850 (392) 11,600 (328) 7,100 (201) 3,400 (96.3) 16,400 (464) 16,000 (453) 14,200 (402) 9,300 (263) 4,700 (133) 60 (4.10) 19,600 (555) 18,200 (515) 17,200 (487) 15,000 (428) 9,800 (277) 4,600 (130) 16,000 (453) 11,500 (326) 5,800 (164) 80 (5.50) 20,000 (566) 18,900 (535) 17,700 (501) 11,500 (326) 5,800 (164) 13,800 (391) 7,000 (198) 100 (6.90) 13,800 (391) 7,000 (198) 8,400 (238) 125 (8.60) 8,400 (238) Orifice Inlet PSIG (bar) Orifice 1 1/4” 1” 7/8” 3/4” 5/8” 1/2” 3/8” 1/4” 1 1/4” 1” 7/8” 3/4” 5/8” 1/2” 3/8” 1/4” SPRING NO. 71424P022 2 PSIG to 3 PSIG Set: 3 PSIG Droop: 0.6 PSIG (138 to 207mbar) Set: 207mbar Droop: (41mbar Max) 4,100 (116) 3,400 (96.3) 2,900 (82.1) 2,900 (82.1) 2,000 (56.6) 2,000 (56.6) 1,300 (36.8) 750 (21.2) 5 (0.34) SPRING NO. 71424P023 3 PSIG to 5 PSIG Set: 5 PSIG Droop: 1 PSIG (207 to 345mbar) Set: 345mbar Droop: (69 mbar Max) 7,600 (215) 5,800 (164) 5,000 (142) 5,000 (142) 3,500 ((99.1) 3,500 ((99.1) 2,200 (62.3) 1,400 (39.6) 10 (0.70) 7,000 (198) 5,600 (158) 4,800 (136) 4,800 (136) 3,700 (105) 3,100 (87.8) 2,200 (62.3) 1,200 (34.0) 10,000 (283) 7,900 (224) 6,550 (186) 6,550 (186) 4,800 (136) 4,800 (136) 3,000 (84.9) 1,800 (51.0) 15 (1.00) 9,500 (269) 7,600 (215) 6,200 (176) 6,200 (176) 4,800 (136) 4,200 (119) 3,000 (84.9) 1,850 (52.4) 12,000 (340) 9,700 (275) 8,100 (299) 8,100 (299) 5,800 (164) 5,800 (164) 3,600 (102) 2,200 (62.3) 20 (1.40) 11,800 (334) 9,750 (276) 7,600 (215) 7,600 (215) 6,000 (170) 5,300 (150) 3,800 (108) 2,200 (62.3) 13,100 (371) 10,800 (306) 10,800 (306) 8,000 (227) 8,000 (227) 4,800 (136) 2,900 (82.1) 30 (2.0) 12,700 (360) 10,500 (297) 10,500 (297) 8,300 (235) 7,200 (204) 5,000 (142) 2,900 (82.1) 13,400 (379) 13,400 (379) 9,800 (277) 9,800 (277) 6,000 (170) 3,500 (99.1) 40 (2.80) 13,000 (368) 13,000 (368) 9,400 (266) 8,700 (246) 6,500 (184) 3,500 (99.1) 17,000 (481) 17,000 (481) 12,900 (365) 12,900 (365) 8,400 (238) 4,800 (136) 60 (4.10) 17,200 (487) 17,200 (487) 12,700 (359) 12,000 (340) 8,900 (252) 4,900 (139) 20,000 (566) 15,500 (439) 15,500 (439) 10,850 (307) 6,200 (176) 80 (5.50) 20,000 (566) 16,000 (453) 15,200 (430) 10,800 (306) 6,200 (176) 12,700 (360) 7,500 (212) 100 (6.90) 12,700 (359) 7,500 (212) 8,100 (229) 125 (8.60) 8,100 (229) For optimum performance, regulator should be operated above solid line. Enquire for performance figures for 1 1/4” size. Orifice Size - All Models with Silver Holder Orifice Size - All Models with Silver Holder Orifice Size - All Models with Silver Holder Orifice Size - All Models with Silver Holder
