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Flow Rate Versus Pressure (GPH) Features  Performance at 20 PSI (1.5 bar) 
Flow Rate Versus Pressure (L/H)   Performance at 30 PSI (2.0 bar) 
Ordering Information  DU% in Overlapping Irrigation
 Micro Sprinkler Model 52-861-xx
Performance at 20 PSI
 Nozzle Color
 L.blue Silver blue  Violet  Grey  Black   Green  N.blue  Red Yellow  Brown
Flow Rate (GPH)
 7.8  8.9  11.1  13.3  15.5  20.0  23.3  26.6  31.0  35.5
Flow Rate (l/h)
 29.5  33.6  42.0  50.0  58.6 75.7 89.7  100.0  117.3  134.3 
Wetting Diameter (feet)
 17.1  18  19  21.6  21.6  22.6  23.0  24.6  25.6  26.9
Wetting Diameter (m)
 5.1  5.4  5.7  6.5  6.5  6.8  6.9  7.4  7.7  8.1
Average Irr.Rate (inc/h)
 0.055  0.056  0.062  0.058  0.067  0.079  0.089  0.091  0.097  0.099
 Performance at 30 PSI
Nominal Flow Rate (GPH)
 9.0  10.0  13.0  15.0  18.0  24.0  27.0  32.0  36.0  42.0
Flow Rate (l/h) 
 35  40  50  60  70  90  105  120  140  160
Wetting Diameter (feet)
 18.7  20.0  21.3  23.9  24.3  25.3  25.6  27.2  28.2  30.2
Wetting Diameter (m)
 5.6  6.0  6.4  7.2 7.3   7.5  7.7  8.2  8.5  9.1
Average Irr.Rate (inc/h)
 0.054  0.054  0.054  0.056  0.065  0.076  0.087  0.088  0.094  0.096
Overlap Spacing (ft x ft)
9x13  9.5x13  13x13  13x16  16x16  16x16  16x16  16x19  16x19 16x19 
Overlap Spacing (m x m)
2.7x3.9 2.8x3.9  3.9x3.9  3.9x4.8 4.8x4.8   4.8x4.8 4.8x4.8   4.8x5.7  4.8x5.7 4.8x5.7 
Overlap Average Irr.Rate (inc/h)
 0.114  0.114  0.122 0.118  0.128  0.142   0.157 0.165  0.185  0.209 

Overlapping Irrigation

DU% with different spacing, working pressure at 30 PSI (2 bar)

 Shapes of area
Model
 Color
  Size (inch)
 Flow (gph)
 Flow (l/h)
 Spacing (feet)
 Spacing meter
 Irrigation rate(in/hr )
 DU %
Rectangular  52-861-09 L. blue 0.087 9 35

7x5
 2.1x1.3  0.41 91.3
Rectangular  52-861-09 L. blue 0.031 9 35

7x6
 2.1x1.8  0.35 88.8
Rectangular  52-861-09 L. blue 0.031 9 35

 9x6
2.7x1.8  0.28 93.2
Rectangular  52-861-09 L. blue 0.031 9 35

 10x5
 3x1.3  0.28 87.1
Rectangular  52-861-09 L. blue 0.031 9 35

 10x6
3x1.8  0.24 86.4
Rectangular  52-861-13 Violet 0.039 13 50

10x4
3x1.2  0.45 94.7
Rectangular  52-861-13 Violet 0.039 13 50

10x6
3x1.8  0.35 93.7
Rectangular  52-861-13 Violet 0.039 13 50

 12x4
3.6x1.2  0.37 93.9
Rectangular  52-861-13 Violet 0.039 13 50

 12x6
3.6x1.8  0.30 96.7
Rectangular  52-861-13 Violet 0.039 13 50

 14x4
4.2x1.2  0.35 89.4
Rectangular  52-861-13 Violet 0.039 13 50

 14x6
4.2x1.8  0.26 88.2
Rectangular  52-861-18 Black 0.047 18 70

 14x5
4.2x1.3  0.50 84.2
Rectangular  52-861-18 Black 0.047 18 70

14x6
4.2x1.8  0.47 86.8
Rectangular  52-861-18 Black 0.047 18 70

16x4
4.8x1.2  0.46 86.3
Rectangular  52-861-18 Black 0.047 18 70

 16x14
4.8x4.2  0.016 85.2
Rectangular  52-861-32 Red 0.059 32 120

11x4
3.3x1.2  0.93 91.8
Rectangular  52-861-32 Red 0.059 32 120

16x4
4.8x4.2  0.65 89.6
Rectangular  52-861-32 Red 0.059 32 120

16x14
2.4x9  0.22 85.5
One Lateral  52-861-13 Violet 0.039 13 50

 4x4
1.2x1.2  0.34 89.7
One Lateral  52-861-18 Black  0.047  18 70 

 6x4
1.8x1.2   0.40 88.2 
TwoLaterals   52-861-13 Violet 0.039 13  50 

11x4
3.3x1.2   0.34 80.2 
TwoLaterals   52-861-18 Black  0.047  18  70 

 7x4
2.1x1.2  0.63  83.9 
Two Laterals  52-861-18  Black 0.047 18  70 

16x4
4.8x1.2   0.35 80.4 
Two Laterals  52-861-24 Green 0.051  24  90 

18x4 
5.4x1.2   0.37 81.5 
Two Laterals 52-861-24  Green  0.051 24 90 

 20x4
6x1.2   0.36 80.5 
  DU-Distribution uniformity:      Average of the lowest 25% of the application rate x 100                                                 ______________________________________________
  Average application rate

 Spacing A (laterals) x B shaded micro sprinkler area
 

 Rectangular
 

 Triangular
 

 2 Laterals
 

 1 Lateral
 

 B
 

 B
 

 B
 

 B

 A

 A  
0.5A
A
0.5A

 Two laterals graph
A
One lateral graph