5/8 S401 / S421 Flow and Consumption Meter Ø12.0 220.0 (standard) Option: 300, 400 13.0 1 m00m .6 4 51 3 6 6 . . 0 0 ( ( 3 2 0 2 0 0 v v e e r r s s i i o o n n ) ) 616.0 (400 version) m9 m0 SW27 SW17 SW32 S401 Dimensions Optional Flow Conditioner Optional flow conditioner eliminates the straight pipe inlet requirement a b c Order No. DN a b in mm c in mm A1071 DN15 R 1/2” 24 64 A1072 DN20 R 3/4” 32 69 A1073 DN25 R 1” 37 75 A1074 DN32 R 1.25” 45 92 A1075 DN40 R 1.5” 54 92 A1076 DN50 R 2” 68 105 A1077 DN65 R 2.5” 80 128 A1078 DN80 R 3” 95 142 Pipe size Inch / (DN) L (mm) L1 (mm) H (mm) H1 (mm) ½”(DN15) 300 210 234.2 186.7 ¾”(DN20) 475 275 239.2 186.7 1”(DN25) 475 275 244.2 186.7 1¼”(DN32) 475 275 256.7 186.7 1½”(DN40) 475 275 261.7 186.7 2”(DN50) 475 275 269.2 186.7 2½”(DN65) 475 275 287.1 194.6 3”(DN80) 475 275 301.0 201.0 Pipe size Inch / (DN) L (mm) L1 (mm) H (mm) H1 (mm) R ½”(DN15) 300 210 197.4 186.7 R ½” ¾” (DN20) 475 275 200.2 186.7 R ¾” 1”(DN25) 475 275 203.6 186.7 R 1” 1¼”(DN32) 475 275 207.9 186.7 R 1¼” 1½”(DN40) 475 275 210.9 186.7 R 1½” 2"(DN50) 475 275 216.9 186.7 R 2" 2½”(DN65) 475 275 232.7 194.6 R 2½” 3”(DN80) 475 275 245.5 201.0 R 3" S421 Dimensions (Thread Type) Weld neck flange Weld neck flange 90 100.6 H1 H S421 Dimensions (Flange Type) L1 L ( E x tRe r( InSaOl t7h- 1r e) a d ) ( E x tRe r( InSaOl t7h- 1r e) a d ) 90 H1H L1 L
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