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In the section Simultaneity approach area, select the corresponding method for determining simultaneity.
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If you have selected a user-defined procedure, enter a Name and the values for determining the user-defined simultaneity in the section Simultaneity.
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For Diagram: N enter the desired number of apartments to enable a better assessment of the selected method in the simultaneity curve.
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In the section Potable Water Heating Heat Interface Unit, define whether the heat interface units are to be designed for Priority operation or for Parallel operation.
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In the section Simultaneity, choose whether you want to Round to the next higher number of devices in the calculation.
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If you have a buffer tank in the project, check and, if necessary, correct the value for DHW simultaneity, generator - buffer tank.
The simultaneity for the heat interface units in the project is set and is taken into account in the calculation.