Recording the trajectory of the water jet and discharge coefficients at different outlet velocities Features - investigation of the trajectory in function of the level in the tank and the shape of the outlet - intuitive experiment execution via touch screen (HMI) - integrated router for operation and control via an end device and for screen mirroring on up to 10 end devices: PC, tablet, smartphone - network capability: access to ongoing experiments from external workstations via the local network - automatic identification of accessories via RFID technology Learning objectives/experiments - investigate how the level in the tank affects the outlet velocity - apply Bernoulli's equation - compare determined and theoretical outlet velocity - investigate outlet inserts with different diameters and inlet contours, determine pressure loss coefficients - investigate how the outlet velocity and the pressure loss coefficient affect the trajectory of the water jet - application of the motion equations to determine the theoretical trajectory - software specifically adapted to the accessories used -- learning module with theoretical fundamentals -- device description -- guided experiment preparation -- execution of the experiment -- graphical representation of the trajectory -- data transfer via USB for versatile external use of measured values and screenshots e.g. evaluation in Excel -- different user levels available Specification [1] investigation of horizontal discharge from a tank [2] 4 interchangeable outlet insets with different diameters and inlet contours [3] determine pressure loss coefficients for the inserts [4] determine the trajectory of the water jet with digital depth slide gauge in the experimental section [5] 8 predefined positions in the transparent experimental section for recording trajectory [6] level in the tank controlled via HM 250 [7] automatic identification of accessories via RFID technology and use of the corresponding software [8] experiment execution and display of the measured values via touch screen (HMI) [9] network capability: access to ongoing experiments and their results from up to 10 external workstations simultaneously via the local network [10] water supplied via HM 250 base module Technical data Tank - material: PMMA, PVC, stainless steel - height: 590mm - Ø inner: 100mm - content: max. 4,6L Outlet inserts - rounded contour -- 1x Ø 4mm -- 1x Ø 8mm - sharp-edged contour -- 1x Ø 4mm -- 1x Ø 8mm Experimental section to record the trajectory - material: PMMA - 8 positions for depth slide gauge -- distance between water outlet and 1st position: 25mm -- distance between 2nd position and 8th position: each 50mm Digital depth slide gauge - resolution: 0,01mm - display (LCD) - data output: RS 232 Measuring ranges - depth slide gauge: 0...150mm - indicated measuring range flow rate: 0...15L/min - indicated measuring range pressure: 0...500mmWC LxWxH: 650x260x725mm Weight: approx. 8,2kg
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