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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 47 GPH Working Pressure at 30 PSI (2.0 bar) H-28" Gray Nozzle
 Shape of Area
Model
Nozzle Size (inch)
 Spacing Laterals (ft)
Spacing Sprinklers (ft)
 Irrigation Rate (in/h)
 Cu %
 DU %
 Err %
 Rectangular  52-900-47

 0.075

11.5

 25

 0.267

 93.2

89.6

 0.1

 Rectangular  52-900-47

 0.075

11.5

 26

 0.251

93.1

92.1

 0.1

 Rectangular  52-900-47

 0.075

 13

 25

 0.236

 93.0

87.9

 0.1

Flow Rates 52 GPH Working Pressure at 30 PSI (2.0 bar) H-28" Violet Nozzle
 Rectangular 52-900-52 

  0.079

 11.5

 25

 0.299

 93.2

 89.7

 -0.1

 Rectangular  52-900-52

  0.079

 13

 25

 0.263

 93.3

 87.7

 -0.1.

 Flow Rates 66.5 GPH  Working Pressure at 35PSI (2.5bar) H  28" Black Nozzle
 Rectangular  52-900-65

 0.087

16.5

 23

 0.283

92.1

87.0

 -0.0

 Rectangular  52-900-65

 0.087

 16.5

 24.5

 0.263

  92.2

85.9

 -0.1

 Rectangular  52-900-65

 0.087

 16.5

26

 0.248

92.3

 87.3

 -0.1

 Flow Rates 65 GPH  Working Pressure at 30 PSI (2 bar) H 12" Black Nozzle
 Rectangular  52-900-65

 0.087

 10

30

 0.350

 94.0

 90.5

- 0.1

 Rectangular  52-900-65

 0.087

12

30

 0.299

 93.4

87.4

 -0.1

 Flow Rates 65 GPH  Working Pressure at 30 PSI (2.0 bar) H 28" Black Nozzle
 Rectangular  52-900-65

 0.087

10

30

 0.350

95.4

92.7

-0.0

 Rectangular  52-900-65

 0.087

10

31

 0.330

93.6

88.6

0.0

 Rectangular  52-900-65

 0.087

12

30

 0.299

95.8

 92.8

0.0

 Rectangular  52-900-65

 0.087

12

31

 0.283

94.0

 89.6

0.0 

 Flow Rates 66.5 GPH  Working Pressure at 35 PSI (2.5 bar) H 28" Black Nozzle
 Rectangular  52-900-65

 0.087

10

30

 0.366

96.0

93.5

-0.0

 Rectangular  52-900-65

 0.087

10

31

 0.346

94.5

89.5

-0.0

 Rectangular  52-900-65

 0.087

12

30

 0.314

96.1

 93.3

-0.0

 Rectangular  52-900-65

 0.087

12

31

 0.299

94.2

 91.0

-0.0