UPSIDE-DOWN MICRO-EMITTERS HANDBOOK
45
APPENDIX
Slope
Distance between emitters (m)
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Max. distribution pipe length (m)
Uphill 1%
13 19 26 30 35 39 42 48 50 55
Flat terrain 0
13 19 26 30 35 39 46 48 54 55
Downhill -1%
13 20 26 32 38 42 46 48 54 60
Uphill 1%
18 28 36 42 50 54 60 68 72 75
Flat terrain 0
18 28 36 44 50 57 63 68 77 80
Downhill -1%
18 28 38 46 53 60 67 72 77 85
Uphill 1%
27 41 54 64 73 81 91 96 104 110
Flat terrain 0
27 43 56 66 78 87 95 104 113 120
Downhill -1%
28 44 57 70 80 90 102 112 122 130
Uphill 1%
43 66 84 100 115 129 140 152 162 170
Flat terrain 0
44 69 90 108 125 141 154 168 180 195
Downhill -1%
46 72 95 114 133 150 168 184 198 215
Flow rate: 160 l/h
, pressure at the micro-sprinkler/emitter head: 3.0 bar
PE pipe 20 mm, ID: 17.0 mm
PE pipe 25 mm, ID: 21.2 mm
PE pipe 32 mm, ID: 27.2 mm
PVC pipe 40 mm, ID: 36.2 mm
Slope
Distance between emitters (m)
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Max. distribution pipe length (m)
Uphill 1%
16 24 32 38 43 48 53 60 63 70
Flat terrain 0
16 25 32 38 45 51 56 60 68 70
Downhill -1%
16 25 33 40 45 51 60 64 68 75
Uphill 1%
24 36 47 56 65 72 81 88 95 100
Flat terrain 0
24 37 48 58 68 75 84 92 99 105
Downhill -1%
24 38 50 60 70 81 88 96 104 115
Uphill 1%
38 58 75 88 103 114 126 136 144 155
Flat terrain 0
39 61 78 94 110 123 137 148 162 170
Downhill -1%
40 63 83 100 115 132 147 160 176 185
Uphill 1%
58 88 113 132 150 168 182 196 207 220
Flat terrain 0
60 94 122 146 170 189 210 228 248 265
Downhill -1%
63 99 131 158 185 210 235 256 279 300
Flow rate: 200 l/h
, pressure at the micro-sprinkler/emitter head: 3.0 bar
PE pipe 25 mm, ID: 21.2 mm
PE pipe 32 mm, ID: 27.2 mm
PVC pipe 40 mm, ID: 36.2 mm
PVC pipe 50 mm, ID: 46.8 mm