UPSIDE-DOWN MICRO-EMITTERS HANDBOOK
43
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%
17 26 33 40 45 51 56 64 68 70
Flat terrain 0
17 26 35 40 48 54 60 64 72 75
Downhill -1%
17 26 35 42 48 54 60 68 72 80
Uphill 1%
25 39 50 60 70 78 84 92 99 105
Flat terrain 0
26 40 51 62 73 81 91 96 104 115
Downhill -1%
26 41 54 64 75 84 95 104 113 120
Uphill 1%
36 56 72 86 98 108 119 128 140 145
Flat terrain 0
37 58 75 90 105 117 130 140 153 165
Downhill -1%
38 60 78 94 110 126 140 152 167 180
Uphill 1%
55 83 107 126 143 159 172 188 198 210
Flat terrain 0
57 88 114 138 160 180 196 216 234 250
Downhill -1%
59 93 122 148 173 195 217 240 261 280
Flow rate: 50 l/h
, pressure at the micro-sprinkler/emitter head: 3.0 bar
PE pipe 16 mm, ID: 13.2 mm
PE pipe 20 mm, ID: 17.0 mm
PE pipe 25 mm, ID: 21.2 mm
PE pipe 32 mm, ID: 27.2 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%
17 26 33 40 45 51 56 64 68 70
Flat terrain 0
17 26 35 40 48 54 60 64 72 75
Downhill -1%
17 26 35 42 48 54 60 68 72 80
Uphill 1%
25 39 50 60 70 78 84 92 99 105
Flat terrain 0
26 40 51 62 73 81 91 96 104 115
Downhill -1%
26 41 54 64 75 84 95 104 113 120
Uphill 1%
36 56 72 86 98 108 119 128 140 145
Flat terrain 0
37 58 75 90 105 117 130 140 153 165
Downhill -1%
38 60 78 94 110 126 140 152 167 180
Uphill 1%
55 83 107 126 143 159 172 188 198 210
Flat terrain 0
57 88 114 138 160 180 196 216 234 250
Downhill -1%
59 93 122 148 173 195 217 240 261 280
Flow rate: 70 l/h
, pressure at the micro-sprinkler/emitter head: 3.0 bar
PE pipe 16 mm, ID: 13.2 mm
PE pipe 20 mm, ID: 17.0 mm
PE pipe 25 mm, ID: 21.2 mm
PE pipe 32 mm, ID: 27.2 mm