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    Selection of Emitter According to Cu or Du
Micro Sprinkler Model 52-900-xx and Model 52-940-xx

Flow Rates 65 GPH Working Pressure at 30 PSI (2.0 bar) H- 28" Black Nozzle

 Shape of Area
Model
Nozzle Size (inch)
 Spacing laterals (ft)
 Spacing sprinklers (ft)
 Irrigation Rate (in/h)
 Cu %
 DU %
 Err %
 Rectangular  52-900-65

 0.087

33

 34.5

 0.090

 88.0

82.3

 -0.1

 Rectangular  52-900-65

 0.087

 33

 36.5

 0.086

85.1

77.2

 -0.1

 Rectangular  52-900-65

 0.087

 34.5

36

 0.086

 86.2

78.1

 -0.1

 Trianngular  52-900-65

  0.087

 33

 34.5

 0.090

 86.0

 79.4

 -1.2

 Trianngular 52-900-65 

  0.087

33

 36.5

 0.086

85.7

 79.4

 -0.1

Trianngular  52-900-65

  0.087

 33

 38

 0.082

 84.6

 78.6

 -0.1.

 Trianngular  52-900-65

  0.087

 34.5

 34.5

 0.086

 84.6

 76.7

 -1.2

 Trianngular  52-900-65

  0.087

 36.5

 16.5

 0.133

 85.4

 81.8

 -1.9

 Trianngular  52-900-65

   0.087

38

 18

 0.153

 82.0

 76.5

 -0.2

 Trianngular  52-900-65

   0.087

 38

 20

 0.137

 81.7

 78.4

 -0.1

 Flow Rates 65 GPH Working Pressure at 30 PSI (2.0 bar) H- 12" Black Nozzle
 Trianngular  52-900-65    0.087

 21.5

 39.5

 0.122

 90.4

 86.7

 -0.1

  Flow Rates 66.5 GPH Working Pressure at 37 PSI (2.0 bar) H- 12" Black Nozzle
 Trianngular  52-900-65    0.087

 21.5

 39.5

 0.125

 90.2

 85.4

 -0.1

   Flow Rates 66.5 GPH Working Pressure at 37 PSI (2.0 bar) H- 28" Black Nozzle
 Rectangular  52-900-65

 0.087

 38

 18

 0.157

 80.5

 75.0

 -0.1

 Trianngular  52-900-65

 0.087

 38

 18

 0.161

 81.7

 75.9

 -0.2

 Rectangular  52-900-65

 0.087

 38

 20

 0.145

 80.3

 76.6

 -0.1

 Trianngular  52-900-65

 0.087

 38

 20

 0.145

 81.2

 77.1

 -0.1

 Flow Rates 58 GPH  Working Pressure at 26 PSI (1.8 bar) H  28" Black Nozzle
 Rectangular  52-900-65

 0.087

 33

 34.5

 0.086

84.1

 73.4

 -0.1

 Flow Rates 66.5 GPH  Working Pressure at 37 PSI (2.5 bar) H 28" Black Nozzle
 Rectangular  52-900-65

 0.087

 33

 34.5

 0.094

 86.8

 79.7

- 0.0

 Rectangular  52-900-65

 0.087

34.5

 34.5

 0.086

 84.0

76.7

 -0.0

 Rectangular  52-900-79

 0.094

 33

34.5

 0.125

86.9

 80.6

-0.1

 Rectangular  52-900-79

 0.094

 33

36.5

 0.118

 86.6

 79.5

-0.0

 Rectangular  52-900-79

 0.094

34.5

34.5

 0.118

 85.7

 80.3

-0.1 

 Rectangular  52-900-79

  0.094

 34.5

 36.5

0.114

 84.3

 78.6

 -0.0

Flow Rates 79 GPH  Working Pressure at 30 PSI (2 bar) H 28" Green Nozzle
 Rectangular  52-900-79

 0.094

 36.5

 18

 0.200

 86.2

 82.6

 -0.1

 Rectangular  52-900-79

 0.094

 36.5

 20

 0.181

 88.0

86.2

 -01

 Rectangular  52-900-79

 0.094

 38

20

 0.173

 87.9

83.9

 -0.1

 Trianngular  52-900-79

  0.094

 36.5

 18

 0.200

 87.4

 82.5

 -2.2

 Trianngular  52-900-79

  0.094

 36.5

 20

 0.181

 88.5

 84.8

 -0.1

 Trianngular  52-900-79

  0.094

38 

18 

 0.188

 86.4

 83.8

 -2.2

 Trianngular  52-900-79

 0.094

 38

20 

 0.173

 88.0

 82.0

 -0.1

 Flow Rates 88 GPH  Working Pressure at 36 PSI (2. 5 bar) H 28" Green Nozzle
 Rectangular  52-900-79

 0.094

36.5

 18

 0.216

 88.5

 81.8

 -0.0

 Trianngular  52-900-79

 0.094

 36.5

 18

 0.224

 88.6

 81.4

 -2.0

 Rectangular  52-900-79

 0.094

 36.5

 20

 0.200

 87.5

 83.6

 -0.0

 Trianngular  52-900-79

 0.094

 36.5

 20

 0.200

 88.5

 84.4

 -0.0

 Rectangular  52-900-79

 0.094

 38

 18

 0.208

 87.5

 82.4

 -0.0

 Trianngular  52-900-79 

 0.094

 38

 18

 0.212

 88.5

 82.5

 -0.2

 Rectangular  52-900-79

 0.094

 38

 20

 0.192

 87.0

 84.9

 -0.0

 Trianngular   52-900-79

 0.094

 38

 20

 0.192

 88.0

 85.4

 -0.0