Water supply curve data

How to enter water supply data points

With this set of controls you will add the data points for your water supply curve. You will need a minimum of three data points before a graph will be displayed and would recommend that you have a minimum of five but if you can provide more points this will provide more accuracy to the curve and calculated intersections.

	Data point list
	This list will display all the data points which you have entered you must enter a minimum of three before spkGraph will draw the water supply curve. If you select a data point in the list you can then use the edit, up, down and delete buttons

	Add
	When you press the add button the add pressure and flow point dialogue box will appear and you will specify the flow and pressure for the water supply data point which you are entering.

	Edit
	Select the data point to edit in the list and then press the edit button make the changes you require and press Ok button

	Up
	Select the data point you wish to move and then press the up button to move the data point up one place in the list

	Down
	Select the data point you wish to move and then press the down button to move the data point up one place in the list

	Delete
	Selected data point in the list press the delete button for it to be permanently removed