BS EN ISO 11545:2009

This standard BS EN ISO 11545:2009 Agricultural irrigation equipment. Centre-pivot and moving lateral irrigation machines with sprayer or sprinkler nozzles. Determination of uniformity of water distribution is classified in these ICS categories:

• 65.060.35 Irrigation and drainage equipment

This International Standard specifies an in-field method for determining the uniformity of water distribution in the field from centre-pivot and moving lateral irrigation machines equipped with sprayer or sprinkler nozzles. The calculation of the coefficient of uniformity is also specified.

This International Standard is applicable to agricultural irrigation machines for which the water application device is more than 1,5 m above the soil surface and for which the water distribution from successive devices overlaps.

It is not applicable to the evaluation of centre-pivot irrigation machines equipped with various corner arm application devices.