A male coupling connector has a first half male portion and a second half male portion, which are hinged together between open and closed positions. The vessel of the bioreactor includes several ports including a mixing port, a reaction port, and a harvesting port. Upon selection of the cross-over product type, the product configuration is automatically reconfigured to update components selected by the end user for the initially-selected product type to components associated with the cross-over product type. When the current is detected in such a condition, an abnormality signal is produced to cause the charge circuit to be disabled. The power signal means generate a power off signal in response to a user operation.