The main purpose of testing equipments used in sprinkler irrigation systems is to determine the hydraulic characteristics and to analyze the performance of these equipments. This work aimed at evaluating the performance of two models of the supermamkad minisprinklers, regulated and unregulated yellow models and unregulated violet. The tests sought the determination of the following parameters: water distribution uniformity, manufacturing variation coefficient, mean effective wetted radius and water distribution profile. Also, the best sprinkler spacing for the vegetables was simulated. The analyses have demonstrated that all models tested produced a manufacturing variation coefficient lower than 5%, classifying them in category A. According to simulations, it was possible to conclude that the emitter can work under the pressures of 250, 250 and 300 kPa, respectively for the violet and regulated and unregulated yellow models.
