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CLASSIC DRIPLINE WITH CYLINDRICAL DRIPPER TANDEM Tandem - Dripper characteristics Nominal diameter mm 16 Nominal flow rate Actual flow rate 20 lph a 1,0 bar lph a 1,0 bar 1,50 2,10 4,00 8,00 1,70 2,20 3,80 8,00 1,60 2,10 4,00 7,80 1,70 2,30 3,80 7,00 16,00 Available flow rates Ø 16 mm 1,50 lph YELLOW 2,10 lph LIGHT BLUE 4,00 lph BALCK 8,00 lph RED 14,00 Dimensions of labyrinth in mm Height 240 240 200 140 320 320 310 75 150 Ø 20 mm 1,70 lph YELLOW 2,20 lph LIGHT BLUE 3,80 lph BALCK 8,00 lph RED 16,00 lph GREEN Width 1,25 1,35 1,30 1,90 1,30 1,20 1,40 1,40 1,40 Inlet filter Height 0,85 1,00 1,30 1,40 1,00 1,20 1,50 1,50 1,50 Area mm2 5 10 10 34 10 10 19 30 60 No. holes 7 10 10 24 7 7 14 30 60 Flow Equation k x 0,43 0,69 1,32 2,48 0,56 0,80 1,20 2,35 4,94 0,55 0,50 0,49 0,51 0,52 0,49 0,48 0,49 0,47 Recommended filtering mesh 150 120 100 100 150 120 100 100 100 CV % ≤ 3 ≤ 3 ≤ 3 ≤ 3 ≤ 3 ≤ 3 ≤ 3 ≤ 3 ≤ 3 Tandem - Pressure - flow rate ratio Nominal diameter mm 16 Actual flow rate 20 lph a 1 bar 1,50 2,10 4,00 8,00 1,70 2,20 3,80 8,00 16,00 1 1,5 Pressure (bar) 2 2,5 3 1,49 1,90 2,20 2,50 2,80 2,10 2,60 3,00 3,40 3,70 4,05 4,90 5,70 6,30 6,90 7,93 10,00 11,70 13,10 14,50 1,78 2,20 2,50 2,80 3,10 2,26 2,90 3,30 3,70 4,00 3,73 4,30 5,00 5,50 5,90 7,10 9,00 10,40 11,60 12,70 14,50 17,10 19,50 21,60 23,60 0,0 4,0 8,0 12,0 16,0 20,0 24,0 28,0 Ø16 1,50 Ø16 8,00 Ø20 3,80 Ø16 2,10 Ø20 1,70 Ø20 8,00 Ø16 4,00 Ø20 2,20 Ø20 16,00 1 1,5 2 Pressione in bar 2,5 3 Tandem - Lengths recommended in metres, based on E.U. TANDEM 16 mm TANDEM 20 mm Flow rate lph 1,50 2,10 4,00 8,00 E.U.% 90 85 90 85 90 85 90 85 20 30 40 Spacing (cm) 50 60 75 100 125 150 65 91 113 134 153 180 221 259 292 81 113 141 167 191 224 275 321 363 54 75 94 111 127 149 183 216 244 67 93 116 137 157 185 227 267 303 37 51 64 75 86 101 124 114 164 45 63 79 93 107 125 154 179 202 24 33 41 48 55 65 80 93 106 29 40 50 60 68 80 99 115 131 E.U.= emission uniformity • Inbound pressure= 1,0 bar • Slope=0 Flow rate lph 1,70 2,20 3,80 8,00 16,00 For fittings and connection valves see page 53 For specific boxing - packaging see page 59 2019 | drip irrigation catalogue | 23 E.U.% 95 90 85 95 90 85 95 90 85 95 90 85 95 90 85 20 30 40 Spacing (cm) 50 60 75 100 125 150 52 71 89 104 119 140 171 199 225 95 131 163 193 220 258 315 368 416 118 162 202 239 272 319 391 456 516 44 61 76 89 102 119 145 172 194 81 111 139 164 187 219 268 316 357 100 138 171 202 213 271 331 391 442 34 48 59 70 79 93 114 132 150 63 87 108 128 146 171 209 243 275 78 107 134 158 180 211 258 301 340 22 31 38 48 51 60 73 85 96 41 56 70 82 94 110 134 155 176 50 69 86 102 116 136 166 192 217 14 20 25 29 33 39 48 55 62 26 36 45 53 61 71 87 101 114 32 45 56 66 75 88 107 125 141 Portata in lph

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