Netafim COOLNET PRO Handbook Download Page 1 | Manualshive

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V 001.01 - 2018

SPINNET

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SD

VIBRONET

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COOLNET PRO

™

MISTNET

™

SPINNET

™

MICRO-SPRINKLERS/EMITTERS

UPSIDE-DOWN

HANDBOOK

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Summary of Contents for COOLNET PRO

Page 1: ...V 001 01 2018 SPINNET SD VIBRONET COOLNET PRO MISTNET SPINNET MICRO SPRINKLERS EMITTERS UPSIDE DOWN HANDBOOK...

Page 2: ...THE USER IS ADVISED TO OBTAIN THE PROFESSIONAL ADVICE OF NETAFIM AND OR ITS AUTHORIZED REPRESENTATIVES INDEPENDENTLY THERE IS NO UNDERTAKING BY NETAFIM THAT THE INFORMATION PROVIDED HEREIN OR ANY PAR...

Page 3: ...tures and benefits Performance Water trajectory Distribution uniformity Head loss A particular case 4 5 5 6 6 6 6 7 7 8 8 8 9 9 15 15 16 17 17 18 18 18 18 18 19 19 19 19 20 20 20 21 21 22 23 23 23 23...

Page 4: ...iency of usage of the instructions contained in the document NOTE Specific points aimed at emphasizing a certain aspect of the operation or installation of the system SAFETY FOOTWEAR The subsequent in...

Page 5: ...maintenance and troubleshooting of the components of the Netafim micro sprinkler emitter system refer to the user manuals and documentation of each component supplied with the system This document sho...

Page 6: ...ected crops in Greenhouses Nurseries Nethouses Tunnels Applications Irrigation Full coverage There is no doubt that in most cases plant irrigation and fertilization is much more efficient and effectiv...

Page 7: ...by possibly inhibiting proper germination Provide perfect distribution uniformity Germination is usually carried out on tables trays divided into individual cells the water cannot pass through the bou...

Page 8: ...rate 70 l h Spacing between micro sprinklers emitters on the same distribution pipes 2 0 m Spacing between distribution pipes 2 5 m 70 2 x 2 5 14 0 Pr 14 0 mm h Rooting This is necessary when the farm...

Page 9: ...sprinklers emitters in the same distribution pipe and spacing between distribution pipes ATTENTION The survey must be conducted on a flat leveled and obstruction free area Nine rectangular areas each...

Page 10: ...calculation of the CU method it does not account for individual spots that receive no water at all Calculating CU 1 Gather the water levels previously collected in each gauge or can mm a 2 Sum all th...

Page 11: ...36 1 21 Sum 91 35 Sum 7 29 Application deviations are always recorded as positive numbers whether the result is lower or higher than the average net application AVG Distribution uniformity DU The DU i...

Page 12: ...column are summed up 5 The sum of the lowest 25 of the numbers in the column is divided by 25 of the number of gauges or cans placed This provides the average net application of the lowest 25 of the n...

Page 13: ...nded for irrigation planning A perfectly uniform application is represented by an SC of 1 0 A less uniform application is represented by a higher SC value For micro sprinkler emitter irrigation of pro...

Page 14: ...ove demonstrate that each method of calculating distribution uniformity produces a different result Method Value Level of distribution uniformity CU 92 12 Very good DU 86 65 Very good SC 1 36 Acceptab...

Page 15: ...eives the lowest pressure along the distribution pipe a 20 pressure difference corresponds to a 10 flow rate difference which is the accepted maximum for defining uniform irrigation The selection of t...

Page 16: ...mm MICRO SPRINKLER EMITTER SELECTION E micro sprinkler emitter water trajectory 1 Elevation of micro sprinkler emitter nozzle above surface 2 Elevation of max trajectory height above micro sprinkler...

Page 17: ...ler emitter should be selected by weighing the above parameters according to their relative relevance to the crops needs and the grower s objectives NOTE Protected crops are extremely intensive with v...

Page 18: ...r distribution uniformity There are no dry areas where the water distribution is obstructed by a bridge Durability and low maintenance All Netafim micro sprinklers emitters are made from the highest q...

Page 19: ...nnection that ensures excellent grip even under high pressure as long as the installation is carried out according to the instructions See page 40 and makes the handling of the micro sprinkler and its...

Page 20: ...nt AA raw materials thus allowing the application chemicals to pass through the system The system can be cleaned by application of suitable acid treatments WARNING When handling acid always observe th...

Page 21: ...1 7 10 9 8 8 090 94 5 19 7 23 6 15 8 14 8 11 8 120 125 0 26 0 31 3 20 8 19 5 15 6 160 183 0 38 1 45 8 30 5 28 6 22 9 200 207 0 43 1 51 8 34 5 32 3 25 9 SR Blue rotor Spacing m x m 1 0 x 2 0 1 5 x 2 0...

Page 22: ...10 0 049 0 10 0 15 60 0 035 0 05 0 08 0 063 0 07 0 13 0 098 0 10 0 20 90 0 052 0 05 0 10 0 094 0 07 0 16 0 147 0 10 0 25 120 0 070 0 05 0 12 0 126 0 07 0 20 0 196 0 10 0 30 Nozzle 120 160 200 Micro tu...

Page 23: ...n FLT flat distribution Gray SR short range Blue Nozzle and SD connector code color 050 090 Orange Orange 120 070 Red Red 160 070 Brown Red 160 090 Brown Brown 200 090 Yellow Brown 200 120 Yellow Yell...

Page 24: ...ols are required Acid resistant AA raw materials thus allowing the application chemicals to pass through the system The system can be cleaned by application of suitable acid treatments WARNING When ha...

Page 25: ...different working pressures using the formula Q l h K P meter X Flow rate calculation Water trajectory T D Swivel rotor T Trajectory height cm D Distance from head cm LR 40 165 FLT 30 160 SR 15 140 Tr...

Page 26: ...e accurate distribution data for a specific crop contact the pertinent Netafim technical team Head loss Head loss bar in the emitter stand micro tube and AD valve Nozzle 090 050 120 070 160 070 Micro...

Page 27: ...sprinklers are not assisted by micro sprinklers on an adjacent distribution pipe In such a case increase the distance between the two distribution pipes according to the type and performance of the s...

Page 28: ...l strips with SpinNet SD emitters Strip width m 8 0 9 0 10 0 11 0 12 0 Model SpinNet SD FLT 160 070 SpinNet SD FLT 160 070 SpinNet SD FLT 160 070 SpinNet SD LR 120 70 SpinNet SD LR 120 70 Distance bet...

Page 29: ...es existing in the water Wherever sand exceeding 2 ppm exists in the water a hydrocyclone sand separator is to be installed upstream from the main filter When sand silt clay solids exceed 100 ppm prel...

Page 30: ...20 0 13 3 10 0 050 47 0 47 0 31 3 23 5 15 7 11 8 Distribution uniformity tests under laboratory conditions emitter head at 1 5 meter above surface Real flow rate at 3 0 bar working pressure at the em...

Page 31: ...ating up to 4 active nozzles T accommodating 2 active nozzles Single body with one nozzle can be mounted in any direction While such systems exist on the market they require a working pressures of mor...

Page 32: ...5 0 bar Body models Cross up to 4 active nozzles T 2 active nozzles Single 1 active nozzle Recommended filtration 130 micron 120 mesh Nominal working pressure is a manufacturer defined prerequisite of...

Page 33: ...ble real flow rate calculations at different working pressures using the formula Q l h K P meter X Flow rate calculation Water trajectory T D Nozzle Model T Trajectory height cm 5 5 10 7 5 10 14 0 13...

Page 34: ...gned capacity It is recommended to divide the total area that will function together into a number of sub areas to enable planning and execution using relatively small valves and distribution pipes Th...

Page 35: ...relative humidity controlled by an operator associated with a humidity sensor Humidity increasing For this agricultural application it is required to increase the humidity in the structure For example...

Page 36: ...highly recommended to install a reverse osmosis filtration system upstream of the misting system Alternatively the MistNet can be used without reverse osmosis filtration system It provides an excelle...

Page 37: ...d by Netafim s team of experts Features and benefits Interchangeable components Acid resistant AA raw materials thus allowing the application chemicals to pass through the system The system can be cle...

Page 38: ...nto account that the volume of water in the micro tube a relatively small amount will drip through the emitter onto the crop at the end of each irrigation pulse Netafim offers an assortment of models...

Page 39: ...ely with flexible pipes When the hydraulic system is properly designed to suit the actual flow rate through the distribution pipes this phenomenon is usually impossible to observe because it happens v...

Page 40: ...ube is soft and flexible over time it becomes increasingly harder Moreover the primary reason to avoid using PVC micro tubes is that under certain conditions those substances that elasticize the PVC a...

Page 41: ...Create a 9 8 mm hole and prepare the thread using a screw tap M11x1 Connecting press fit connectors ATTENTION It is very important to connect the press fit connectors correctly for the connection to...

Page 42: ...mm PE pipe 25 mm ID 21 2 mm The data in the tables below is for demonstration and initial impression In order to determine the maximum distribution pipe length while maintaining a flow rate variation...

Page 43: ...er 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 Ma...

Page 44: ...rinkler 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...

Page 45: ...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 distrib...

Page 46: ...does not extend to repairs or replacements of the product or part resulting from misuse negligence alteration force majeure lightning improper installation or improper maintenance including any maltr...

Page 47: ......

Page 48: ...GROW MORE WITH LESS WWW NETAFIM COM...

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